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#peirce — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #peirce, aggregated by home.social.

  1. Icon, Likeness, Likely Story, Likelihood, Probability • 2
    inquiryintoinquiry.com/2026/05

    Re: Peirce List • Phyllis Chiasson
    web.archive.org/web/2013121115
    web.archive.org/web/2013121103

    I'm still a bit fuzzy on how Aristotle's account relates to Peirce's usage, though I'm pretty sure Peirce must have taken Aristotle's usage into account, but it does seem that Aristotle drew some sort of distinction here, using a term “tekmerion” which gets translated as “index” to make the following remark later on in that chapter.

    ❝We must either classify signs in this way, and regard their middle term as an index [τεκµηριον] (for the name ‘index’ is given to that which causes us to know, and the middle term is especially of this nature), or describe the arguments drawn from the extremes as ‘signs’, and that which is drawn from the middle as an ‘index’. For the conclusion which is reached through the first figure is most generally accepted and most true.❞ (Aristotle, Prior Analytics, 2.27.70b1–6).

    Reference —

    Aristotle, “Prior Analytics”, Hugh Tredennick (trans.), pp. 181–531 in Aristotle, Volume 1, Loeb Classical Library, William Heinemann, London, UK, 1938.

    Resource —

    Theme One Program • User Guide • Appendix A
    academia.edu/5211369/Theme_One

    #Aristotle #Peirce #IconIndexSymbol #Semiotics #SignRelations
    #Logic #Mathematics #Probability #ProbableReasoning #Induction
    #Inquiry #Analogy #Likelihood #LikelyStory #Likeness #Morphism

  2. Icon, Likeness, Likely Story, Likelihood, Probability • 2
    inquiryintoinquiry.com/2026/05

    Re: Peirce List • Phyllis Chiasson
    web.archive.org/web/2013121115
    web.archive.org/web/2013121103

    I'm still a bit fuzzy on how Aristotle's account relates to Peirce's usage, though I'm pretty sure Peirce must have taken Aristotle's usage into account, but it does seem that Aristotle drew some sort of distinction here, using a term “tekmerion” which gets translated as “index” to make the following remark later on in that chapter.

    ❝We must either classify signs in this way, and regard their middle term as an index [τεκµηριον] (for the name ‘index’ is given to that which causes us to know, and the middle term is especially of this nature), or describe the arguments drawn from the extremes as ‘signs’, and that which is drawn from the middle as an ‘index’. For the conclusion which is reached through the first figure is most generally accepted and most true.❞ (Aristotle, Prior Analytics, 2.27.70b1–6).

    Reference —

    Aristotle, “Prior Analytics”, Hugh Tredennick (trans.), pp. 181–531 in Aristotle, Volume 1, Loeb Classical Library, William Heinemann, London, UK, 1938.

    Resource —

    Theme One Program • User Guide • Appendix A
    academia.edu/5211369/Theme_One

    #Aristotle #Peirce #IconIndexSymbol #Semiotics #SignRelations
    #Logic #Mathematics #Probability #ProbableReasoning #Induction
    #Inquiry #Analogy #Likelihood #LikelyStory #Likeness #Morphism

  3. Icon, Likeness, Likely Story, Likelihood, Probability • 2
    inquiryintoinquiry.com/2026/05

    Re: Peirce List • Phyllis Chiasson
    web.archive.org/web/2013121115
    web.archive.org/web/2013121103

    I'm still a bit fuzzy on how Aristotle's account relates to Peirce's usage, though I'm pretty sure Peirce must have taken Aristotle's usage into account, but it does seem that Aristotle drew some sort of distinction here, using a term “tekmerion” which gets translated as “index” to make the following remark later on in that chapter.

    ❝We must either classify signs in this way, and regard their middle term as an index [τεκµηριον] (for the name ‘index’ is given to that which causes us to know, and the middle term is especially of this nature), or describe the arguments drawn from the extremes as ‘signs’, and that which is drawn from the middle as an ‘index’. For the conclusion which is reached through the first figure is most generally accepted and most true.❞ (Aristotle, Prior Analytics, 2.27.70b1–6).

    Reference —

    Aristotle, “Prior Analytics”, Hugh Tredennick (trans.), pp. 181–531 in Aristotle, Volume 1, Loeb Classical Library, William Heinemann, London, UK, 1938.

    Resource —

    Theme One Program • User Guide • Appendix A
    academia.edu/5211369/Theme_One

    #Aristotle #Peirce #IconIndexSymbol #Semiotics #SignRelations
    #Logic #Mathematics #Probability #ProbableReasoning #Induction
    #Inquiry #Analogy #Likelihood #LikelyStory #Likeness #Morphism

  4. Icon, Likeness, Likely Story, Likelihood, Probability • 2
    inquiryintoinquiry.com/2026/05

    Re: Peirce List • Phyllis Chiasson
    web.archive.org/web/2013121115
    web.archive.org/web/2013121103

    I'm still a bit fuzzy on how Aristotle's account relates to Peirce's usage, though I'm pretty sure Peirce must have taken Aristotle's usage into account, but it does seem that Aristotle drew some sort of distinction here, using a term “tekmerion” which gets translated as “index” to make the following remark later on in that chapter.

    ❝We must either classify signs in this way, and regard their middle term as an index [τεκµηριον] (for the name ‘index’ is given to that which causes us to know, and the middle term is especially of this nature), or describe the arguments drawn from the extremes as ‘signs’, and that which is drawn from the middle as an ‘index’. For the conclusion which is reached through the first figure is most generally accepted and most true.❞ (Aristotle, Prior Analytics, 2.27.70b1–6).

    Reference —

    Aristotle, “Prior Analytics”, Hugh Tredennick (trans.), pp. 181–531 in Aristotle, Volume 1, Loeb Classical Library, William Heinemann, London, UK, 1938.

    Resource —

    Theme One Program • User Guide • Appendix A
    academia.edu/5211369/Theme_One

    #Aristotle #Peirce #IconIndexSymbol #Semiotics #SignRelations
    #Logic #Mathematics #Probability #ProbableReasoning #Induction
    #Inquiry #Analogy #Likelihood #LikelyStory #Likeness #Morphism

  5. Icon, Likeness, Likely Story, Likelihood, Probability • 2
    inquiryintoinquiry.com/2026/05

    Re: Peirce List • Phyllis Chiasson
    web.archive.org/web/2013121115
    web.archive.org/web/2013121103

    I'm still a bit fuzzy on how Aristotle's account relates to Peirce's usage, though I'm pretty sure Peirce must have taken Aristotle's usage into account, but it does seem that Aristotle drew some sort of distinction here, using a term “tekmerion” which gets translated as “index” to make the following remark later on in that chapter.

    ❝We must either classify signs in this way, and regard their middle term as an index [τεκµηριον] (for the name ‘index’ is given to that which causes us to know, and the middle term is especially of this nature), or describe the arguments drawn from the extremes as ‘signs’, and that which is drawn from the middle as an ‘index’. For the conclusion which is reached through the first figure is most generally accepted and most true.❞ (Aristotle, Prior Analytics, 2.27.70b1–6).

    Reference —

    Aristotle, “Prior Analytics”, Hugh Tredennick (trans.), pp. 181–531 in Aristotle, Volume 1, Loeb Classical Library, William Heinemann, London, UK, 1938.

    Resource —

    Theme One Program • User Guide • Appendix A
    academia.edu/5211369/Theme_One

    #Aristotle #Peirce #IconIndexSymbol #Semiotics #SignRelations
    #Logic #Mathematics #Probability #ProbableReasoning #Induction
    #Inquiry #Analogy #Likelihood #LikelyStory #Likeness #Morphism

  6. Icon, Likeness, Likely Story, Likelihood, Probability • 1
    inquiryintoinquiry.com/2026/05

    Here's a likely locus classicus for “icon” in its logical sense —

    ❝A probability (εικος) is not the same as a sign (σηµειον). The former is a generally accepted premiss; for that which people know to happen or not to happen, or to be or not to be, usually in a particular way, is a probability:

    ❝For example, that the envious are malevolent or that those who are loved are affectionate.

    ❝A sign, however, means a demonstrative premiss which is necessary or generally accepted. That which coexists with something else, or before or after whose happening something else has happened, is a sign of that something’s having happened or being.❞ (Aristotle, Prior Analytics, 2.27.70a3–10).

    Reference —

    Aristotle, “Prior Analytics”, Hugh Tredennick (trans.), pp. 181–531 in Aristotle, Volume 1, Loeb Classical Library, William Heinemann, London, UK, 1938.

    Resource —

    Theme One Program • User Guide • Appendix A
    academia.edu/5211369/Theme_One

    #Aristotle #Peirce #IconIndexSymbol #Semiotics #SignRelations
    #Logic #Mathematics #Probability #ProbableReasoning #Induction
    #Inquiry #Analogy #Likelihood #LikelyStory #Likeness #Morphism

  7. Icon, Likeness, Likely Story, Likelihood, Probability • 1
    inquiryintoinquiry.com/2026/05

    Here's a likely locus classicus for “icon” in its logical sense —

    ❝A probability (εικος) is not the same as a sign (σηµειον). The former is a generally accepted premiss; for that which people know to happen or not to happen, or to be or not to be, usually in a particular way, is a probability:

    ❝For example, that the envious are malevolent or that those who are loved are affectionate.

    ❝A sign, however, means a demonstrative premiss which is necessary or generally accepted. That which coexists with something else, or before or after whose happening something else has happened, is a sign of that something’s having happened or being.❞ (Aristotle, Prior Analytics, 2.27.70a3–10).

    Reference —

    Aristotle, “Prior Analytics”, Hugh Tredennick (trans.), pp. 181–531 in Aristotle, Volume 1, Loeb Classical Library, William Heinemann, London, UK, 1938.

    Resource —

    Theme One Program • User Guide • Appendix A
    academia.edu/5211369/Theme_One

    #Aristotle #Peirce #IconIndexSymbol #Semiotics #SignRelations
    #Logic #Mathematics #Probability #ProbableReasoning #Induction
    #Inquiry #Analogy #Likelihood #LikelyStory #Likeness #Morphism

  8. Icon, Likeness, Likely Story, Likelihood, Probability • 1
    inquiryintoinquiry.com/2026/05

    Here's a likely locus classicus for “icon” in its logical sense —

    ❝A probability (εικος) is not the same as a sign (σηµειον). The former is a generally accepted premiss; for that which people know to happen or not to happen, or to be or not to be, usually in a particular way, is a probability:

    ❝For example, that the envious are malevolent or that those who are loved are affectionate.

    ❝A sign, however, means a demonstrative premiss which is necessary or generally accepted. That which coexists with something else, or before or after whose happening something else has happened, is a sign of that something’s having happened or being.❞ (Aristotle, Prior Analytics, 2.27.70a3–10).

    Reference —

    Aristotle, “Prior Analytics”, Hugh Tredennick (trans.), pp. 181–531 in Aristotle, Volume 1, Loeb Classical Library, William Heinemann, London, UK, 1938.

    Resource —

    Theme One Program • User Guide • Appendix A
    academia.edu/5211369/Theme_One

    #Aristotle #Peirce #IconIndexSymbol #Semiotics #SignRelations
    #Logic #Mathematics #Probability #ProbableReasoning #Induction
    #Inquiry #Analogy #Likelihood #LikelyStory #Likeness #Morphism

  9. Icon, Likeness, Likely Story, Likelihood, Probability • 1
    inquiryintoinquiry.com/2026/05

    Here's a likely locus classicus for “icon” in its logical sense —

    ❝A probability (εικος) is not the same as a sign (σηµειον). The former is a generally accepted premiss; for that which people know to happen or not to happen, or to be or not to be, usually in a particular way, is a probability:

    ❝For example, that the envious are malevolent or that those who are loved are affectionate.

    ❝A sign, however, means a demonstrative premiss which is necessary or generally accepted. That which coexists with something else, or before or after whose happening something else has happened, is a sign of that something’s having happened or being.❞ (Aristotle, Prior Analytics, 2.27.70a3–10).

    Reference —

    Aristotle, “Prior Analytics”, Hugh Tredennick (trans.), pp. 181–531 in Aristotle, Volume 1, Loeb Classical Library, William Heinemann, London, UK, 1938.

    Resource —

    Theme One Program • User Guide • Appendix A
    academia.edu/5211369/Theme_One

    #Aristotle #Peirce #IconIndexSymbol #Semiotics #SignRelations
    #Logic #Mathematics #Probability #ProbableReasoning #Induction
    #Inquiry #Analogy #Likelihood #LikelyStory #Likeness #Morphism

  10. Icon, Likeness, Likely Story, Likelihood, Probability • 1
    inquiryintoinquiry.com/2026/05

    Here's a likely locus classicus for “icon” in its logical sense —

    ❝A probability (εικος) is not the same as a sign (σηµειον). The former is a generally accepted premiss; for that which people know to happen or not to happen, or to be or not to be, usually in a particular way, is a probability:

    ❝For example, that the envious are malevolent or that those who are loved are affectionate.

    ❝A sign, however, means a demonstrative premiss which is necessary or generally accepted. That which coexists with something else, or before or after whose happening something else has happened, is a sign of that something’s having happened or being.❞ (Aristotle, Prior Analytics, 2.27.70a3–10).

    Reference —

    Aristotle, “Prior Analytics”, Hugh Tredennick (trans.), pp. 181–531 in Aristotle, Volume 1, Loeb Classical Library, William Heinemann, London, UK, 1938.

    Resource —

    Theme One Program • User Guide • Appendix A
    academia.edu/5211369/Theme_One

    #Aristotle #Peirce #IconIndexSymbol #Semiotics #SignRelations
    #Logic #Mathematics #Probability #ProbableReasoning #Induction
    #Inquiry #Analogy #Likelihood #LikelyStory #Likeness #Morphism

  11. Language Learning And Logical Modeling —

    Wrote my first “Language Learning Module”, strictly speaking, a two‑level formal language learner, back in the 80s and it pretty much told me what every conceivable upscale of that ilk would be like. But it did not cross the threshold of logical reasoning, so I used Peirce's logical graphs for that. Et sic deinceps …

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs
    #LanguageLearningAlgorithm #LogicalModelingAlgorithm

  12. Language Learning And Logical Modeling —

    Wrote my first “Language Learning Module”, strictly speaking, a two‑level formal language learner, back in the 80s and it pretty much told me what every conceivable upscale of that ilk would be like. But it did not cross the threshold of logical reasoning, so I used Peirce's logical graphs for that. Et sic deinceps …

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs
    #LanguageLearningAlgorithm #LogicalModelingAlgorithm

  13. Language Learning And Logical Modeling —

    Wrote my first “Language Learning Module”, strictly speaking, a two‑level formal language learner, back in the 80s and it pretty much told me what every conceivable upscale of that ilk would be like. But it did not cross the threshold of logical reasoning, so I used Peirce's logical graphs for that. Et sic deinceps …

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs
    #LanguageLearningAlgorithm #LogicalModelingAlgorithm

  14. Language Learning And Logical Modeling —

    Wrote my first “Language Learning Module”, strictly speaking, a two‑level formal language learner, back in the 80s and it pretty much told me what every conceivable upscale of that ilk would be like. But it did not cross the threshold of logical reasoning, so I used Peirce's logical graphs for that. Et sic deinceps …

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs
    #LanguageLearningAlgorithm #LogicalModelingAlgorithm

  15. Language Learning And Logical Modeling —

    Wrote my first “Language Learning Module”, strictly speaking, a two‑level formal language learner, back in the 80s and it pretty much told me what every conceivable upscale of that ilk would be like. But it did not cross the threshold of logical reasoning, so I used Peirce's logical graphs for that. Et sic deinceps …

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs
    #LanguageLearningAlgorithm #LogicalModelingAlgorithm

  16. Animated Logical Graphs • 2
    inquiryintoinquiry.com/2015/01

    It's almost 50 years now since I first encountered the volumes of Peirce's “Collected Papers” in the math library at Michigan State, and shortly afterwards a friend called my attention to the entry for Spencer Brown's “Laws of Form” in the Whole Earth Catalog and I sent off for it right away. I would spend the next decade just beginning to figure out what either one of them was talking about in the matter of logical graphs and I would spend another decade after that developing a program, first in Lisp and then in Pascal, that turned graph‑theoretic data structures formed on their ideas to good purpose as the basis of its reasoning engine.

    I thought it might contribute to a number of long‑running and ongoing discussions if I could articulate what I think I learned from that experience.

    So I'll try to keep focused on that.

    Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    Survey of Animated Logical Graphs
    inquiryintoinquiry.com/2025/05

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  17. Animated Logical Graphs • 2
    inquiryintoinquiry.com/2015/01

    It's almost 50 years now since I first encountered the volumes of Peirce's “Collected Papers” in the math library at Michigan State, and shortly afterwards a friend called my attention to the entry for Spencer Brown's “Laws of Form” in the Whole Earth Catalog and I sent off for it right away. I would spend the next decade just beginning to figure out what either one of them was talking about in the matter of logical graphs and I would spend another decade after that developing a program, first in Lisp and then in Pascal, that turned graph‑theoretic data structures formed on their ideas to good purpose as the basis of its reasoning engine.

    I thought it might contribute to a number of long‑running and ongoing discussions if I could articulate what I think I learned from that experience.

    So I'll try to keep focused on that.

    Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    Survey of Animated Logical Graphs
    inquiryintoinquiry.com/2025/05

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  18. Animated Logical Graphs • 2
    inquiryintoinquiry.com/2015/01

    It's almost 50 years now since I first encountered the volumes of Peirce's “Collected Papers” in the math library at Michigan State, and shortly afterwards a friend called my attention to the entry for Spencer Brown's “Laws of Form” in the Whole Earth Catalog and I sent off for it right away. I would spend the next decade just beginning to figure out what either one of them was talking about in the matter of logical graphs and I would spend another decade after that developing a program, first in Lisp and then in Pascal, that turned graph‑theoretic data structures formed on their ideas to good purpose as the basis of its reasoning engine.

    I thought it might contribute to a number of long‑running and ongoing discussions if I could articulate what I think I learned from that experience.

    So I'll try to keep focused on that.

    Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    Survey of Animated Logical Graphs
    inquiryintoinquiry.com/2025/05

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  19. Animated Logical Graphs • 2
    inquiryintoinquiry.com/2015/01

    It's almost 50 years now since I first encountered the volumes of Peirce's “Collected Papers” in the math library at Michigan State, and shortly afterwards a friend called my attention to the entry for Spencer Brown's “Laws of Form” in the Whole Earth Catalog and I sent off for it right away. I would spend the next decade just beginning to figure out what either one of them was talking about in the matter of logical graphs and I would spend another decade after that developing a program, first in Lisp and then in Pascal, that turned graph‑theoretic data structures formed on their ideas to good purpose as the basis of its reasoning engine.

    I thought it might contribute to a number of long‑running and ongoing discussions if I could articulate what I think I learned from that experience.

    So I'll try to keep focused on that.

    Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    Survey of Animated Logical Graphs
    inquiryintoinquiry.com/2025/05

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  20. Animated Logical Graphs • 2
    inquiryintoinquiry.com/2015/01

    It's almost 50 years now since I first encountered the volumes of Peirce's “Collected Papers” in the math library at Michigan State, and shortly afterwards a friend called my attention to the entry for Spencer Brown's “Laws of Form” in the Whole Earth Catalog and I sent off for it right away. I would spend the next decade just beginning to figure out what either one of them was talking about in the matter of logical graphs and I would spend another decade after that developing a program, first in Lisp and then in Pascal, that turned graph‑theoretic data structures formed on their ideas to good purpose as the basis of its reasoning engine.

    I thought it might contribute to a number of long‑running and ongoing discussions if I could articulate what I think I learned from that experience.

    So I'll try to keep focused on that.

    Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    Survey of Animated Logical Graphs
    inquiryintoinquiry.com/2025/05

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  21. Animated Logical Graphs • 1
    inquiryintoinquiry.com/2015/01

    For Your Musement …

    Here are some animations I made up to illustrate several different styles of proof in an extended topological variant of Peirce's Alpha Graphs for propositional logic.

    Proof Animations
    oeis.org/wiki/User:Jon_Awbrey/

    Double Negation
    inquiryintoinquiry.com/wp-cont

    Peirce's Law
    inquiryintoinquiry.com/wp-cont

    Praeclarum Theorema
    inquiryintoinquiry.com/wp-cont

    Two‑Thirds Majority Function
    inquiryintoinquiry.com/wp-cont

    A full discussion of logical graphs can be found in the following article.

    Logical Graphs
    oeis.org/wiki/Logical_Graphs

    Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    Survey of Animated Logical Graphs
    inquiryintoinquiry.com/2025/05

    cc: academia.edu/community/ldzadj
    cc: mathstodon.xyz/@Inquiry/116494
    cc: researchgate.net/post/Animated
    cc: stream.syscoi.com/2026/04/30/a
    cc: groups.io/g/lawsofform/topic/a

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  22. Animated Logical Graphs • 1
    inquiryintoinquiry.com/2015/01

    For Your Musement …

    Here are some animations I made up to illustrate several different styles of proof in an extended topological variant of Peirce's Alpha Graphs for propositional logic.

    Proof Animations
    oeis.org/wiki/User:Jon_Awbrey/

    Double Negation
    inquiryintoinquiry.com/wp-cont

    Peirce's Law
    inquiryintoinquiry.com/wp-cont

    Praeclarum Theorema
    inquiryintoinquiry.com/wp-cont

    Two‑Thirds Majority Function
    inquiryintoinquiry.com/wp-cont

    A full discussion of logical graphs can be found in the following article.

    Logical Graphs
    oeis.org/wiki/Logical_Graphs

    Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    Survey of Animated Logical Graphs
    inquiryintoinquiry.com/2025/05

    cc: academia.edu/community/ldzadj
    cc: mathstodon.xyz/@Inquiry/116494
    cc: researchgate.net/post/Animated
    cc: stream.syscoi.com/2026/04/30/a
    cc: groups.io/g/lawsofform/topic/a

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  23. Animated Logical Graphs • 1
    inquiryintoinquiry.com/2015/01

    For Your Musement …

    Here are some animations I made up to illustrate several different styles of proof in an extended topological variant of Peirce's Alpha Graphs for propositional logic.

    Proof Animations
    oeis.org/wiki/User:Jon_Awbrey/

    Double Negation
    inquiryintoinquiry.com/wp-cont

    Peirce's Law
    inquiryintoinquiry.com/wp-cont

    Praeclarum Theorema
    inquiryintoinquiry.com/wp-cont

    Two‑Thirds Majority Function
    inquiryintoinquiry.com/wp-cont

    A full discussion of logical graphs can be found in the following article.

    Logical Graphs
    oeis.org/wiki/Logical_Graphs

    Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    Survey of Animated Logical Graphs
    inquiryintoinquiry.com/2025/05

    cc: academia.edu/community/ldzadj
    cc: mathstodon.xyz/@Inquiry/116494
    cc: researchgate.net/post/Animated
    cc: stream.syscoi.com/2026/04/30/a
    cc: groups.io/g/lawsofform/topic/a

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  24. Animated Logical Graphs • 1
    inquiryintoinquiry.com/2015/01

    For Your Musement …

    Here are some animations I made up to illustrate several different styles of proof in an extended topological variant of Peirce's Alpha Graphs for propositional logic.

    Proof Animations
    oeis.org/wiki/User:Jon_Awbrey/

    Double Negation
    inquiryintoinquiry.com/wp-cont

    Peirce's Law
    inquiryintoinquiry.com/wp-cont

    Praeclarum Theorema
    inquiryintoinquiry.com/wp-cont

    Two‑Thirds Majority Function
    inquiryintoinquiry.com/wp-cont

    A full discussion of logical graphs can be found in the following article.

    Logical Graphs
    oeis.org/wiki/Logical_Graphs

    Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    Survey of Animated Logical Graphs
    inquiryintoinquiry.com/2025/05

    cc: academia.edu/community/ldzadj
    cc: mathstodon.xyz/@Inquiry/116494
    cc: researchgate.net/post/Animated
    cc: stream.syscoi.com/2026/04/30/a
    cc: groups.io/g/lawsofform/topic/a

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  25. Animated Logical Graphs • 1
    inquiryintoinquiry.com/2015/01

    For Your Musement …

    Here are some animations I made up to illustrate several different styles of proof in an extended topological variant of Peirce's Alpha Graphs for propositional logic.

    Proof Animations
    oeis.org/wiki/User:Jon_Awbrey/

    Double Negation
    inquiryintoinquiry.com/wp-cont

    Peirce's Law
    inquiryintoinquiry.com/wp-cont

    Praeclarum Theorema
    inquiryintoinquiry.com/wp-cont

    Two‑Thirds Majority Function
    inquiryintoinquiry.com/wp-cont

    A full discussion of logical graphs can be found in the following article.

    Logical Graphs
    oeis.org/wiki/Logical_Graphs

    Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    Survey of Animated Logical Graphs
    inquiryintoinquiry.com/2025/05

    cc: academia.edu/community/ldzadj
    cc: mathstodon.xyz/@Inquiry/116494
    cc: researchgate.net/post/Animated
    cc: stream.syscoi.com/2026/04/30/a
    cc: groups.io/g/lawsofform/topic/a

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  26. Animated Logical Graphs • 1
    inquiryintoinquiry.com/2015/01

    For Your Musement …

    Here are some animations I made up to illustrate several different styles of proof in an extended topological variant of Peirce’s Alpha Graphs for propositional logic.

    Proof Animations
    oeis.org/wiki/User:Jon_Awbrey/

    See the following article for a full discussion of this type of logical graph.

    Logical Graphs
    oeis.org/wiki/Logical_Graphs

    Additional Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  27. Animated Logical Graphs • 1
    inquiryintoinquiry.com/2015/01

    For Your Musement …

    Here are some animations I made up to illustrate several different styles of proof in an extended topological variant of Peirce’s Alpha Graphs for propositional logic.

    Proof Animations
    oeis.org/wiki/User:Jon_Awbrey/

    See the following article for a full discussion of this type of logical graph.

    Logical Graphs
    oeis.org/wiki/Logical_Graphs

    Additional Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  28. Animated Logical Graphs • 1
    inquiryintoinquiry.com/2015/01

    For Your Musement …

    Here are some animations I made up to illustrate several different styles of proof in an extended topological variant of Peirce’s Alpha Graphs for propositional logic.

    Proof Animations
    oeis.org/wiki/User:Jon_Awbrey/

    See the following article for a full discussion of this type of logical graph.

    Logical Graphs
    oeis.org/wiki/Logical_Graphs

    Additional Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  29. Animated Logical Graphs • 1
    inquiryintoinquiry.com/2015/01

    For Your Musement …

    Here are some animations I made up to illustrate several different styles of proof in an extended topological variant of Peirce’s Alpha Graphs for propositional logic.

    Proof Animations
    oeis.org/wiki/User:Jon_Awbrey/

    See the following article for a full discussion of this type of logical graph.

    Logical Graphs
    oeis.org/wiki/Logical_Graphs

    Additional Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  30. Animated Logical Graphs • 1
    inquiryintoinquiry.com/2015/01

    For Your Musement …

    Here are some animations I made up to illustrate several different styles of proof in an extended topological variant of Peirce’s Alpha Graphs for propositional logic.

    Proof Animations
    oeis.org/wiki/User:Jon_Awbrey/

    See the following article for a full discussion of this type of logical graph.

    Logical Graphs
    oeis.org/wiki/Logical_Graphs

    Additional Resources —

    Logical Graphs • First Impressions
    inquiryintoinquiry.com/2024/08

    Logical Graphs • Formal Development
    inquiryintoinquiry.com/2024/09

    #Peirce #Logic #Mathematics #Semiotics #LogicalGraphs #GraphTheory
    #SpencerBrown #LawsOfForm #PropositionalCalculus #ProofAnimations

  31. Reflection On Recursion • Discussion 1
    inquiryintoinquiry.com/2026/04

    Re: Reflection On Recursion • 1
    inquiryintoinquiry.com/2026/04
    Re: Laws of Form • John Mingers
    groups.io/g/lawsofform/message

    JM:
    ❝This is a very important and interesting topic. I think you should consider the relationship to self‑reference, indeed are they really the same thing?

    ❝Also the work of Maturana and Varela on autopoiesis and the neurophysiology of cognition which also has recursion at its heart.❞

    Thanks, John. Yes, we certainly find the whole array of self concepts coming into play here — selfhood, autopoiesis or self creation, self reference and self transformation, just to name a few. But one thing I need to emphasize from the start is how radically different such concepts appear when viewed in the x‑ray vision of Peirce’s pragmatic semiotics.

    I forget where I first heard it, but it’s fairly common observation that the persistence of a recurring problem is a symptom of how unlikely it is to be solved in the paradigm where it keeps occurring.

    After a while, it simply becomes time to change the paradigm …

    Just by way of a first example, take the very idea of “self‑reference”. The moment we place it in the medium of triadic sign relations we realize signs do not refer to anything at all except insofar as an interpreter refers them.

    And when we ask, “What is this, that we call an interpreter?”, the pragmatic theory of signs tells us we cannot tell when we turn out the light but under the x‑ray of the pragmatic maxim the sum of its effects is effectively modeled by an extended triadic sign relation.

    Et sic deinceps …

    #Peirce #Logic #Mathematics
    #Recursion #Reflection #Semiotics
    #SignRelations #TriadicRelations

  32. Reflection On Recursion • Discussion 1
    inquiryintoinquiry.com/2026/04

    Re: Reflection On Recursion • 1
    inquiryintoinquiry.com/2026/04
    Re: Laws of Form • John Mingers
    groups.io/g/lawsofform/message

    JM:
    ❝This is a very important and interesting topic. I think you should consider the relationship to self‑reference, indeed are they really the same thing?

    ❝Also the work of Maturana and Varela on autopoiesis and the neurophysiology of cognition which also has recursion at its heart.❞

    Thanks, John. Yes, we certainly find the whole array of self concepts coming into play here — selfhood, autopoiesis or self creation, self reference and self transformation, just to name a few. But one thing I need to emphasize from the start is how radically different such concepts appear when viewed in the x‑ray vision of Peirce’s pragmatic semiotics.

    I forget where I first heard it, but it’s fairly common observation that the persistence of a recurring problem is a symptom of how unlikely it is to be solved in the paradigm where it keeps occurring.

    After a while, it simply becomes time to change the paradigm …

    Just by way of a first example, take the very idea of “self‑reference”. The moment we place it in the medium of triadic sign relations we realize signs do not refer to anything at all except insofar as an interpreter refers them.

    And when we ask, “What is this, that we call an interpreter?”, the pragmatic theory of signs tells us we cannot tell when we turn out the light but under the x‑ray of the pragmatic maxim the sum of its effects is effectively modeled by an extended triadic sign relation.

    Et sic deinceps …

    #Peirce #Logic #Mathematics
    #Recursion #Reflection #Semiotics
    #SignRelations #TriadicRelations

  33. Reflection On Recursion • Discussion 1
    inquiryintoinquiry.com/2026/04

    Re: Reflection On Recursion • 1
    inquiryintoinquiry.com/2026/04
    Re: Laws of Form • John Mingers
    groups.io/g/lawsofform/message

    JM:
    ❝This is a very important and interesting topic. I think you should consider the relationship to self‑reference, indeed are they really the same thing?

    ❝Also the work of Maturana and Varela on autopoiesis and the neurophysiology of cognition which also has recursion at its heart.❞

    Thanks, John. Yes, we certainly find the whole array of self concepts coming into play here — selfhood, autopoiesis or self creation, self reference and self transformation, just to name a few. But one thing I need to emphasize from the start is how radically different such concepts appear when viewed in the x‑ray vision of Peirce’s pragmatic semiotics.

    I forget where I first heard it, but it’s fairly common observation that the persistence of a recurring problem is a symptom of how unlikely it is to be solved in the paradigm where it keeps occurring.

    After a while, it simply becomes time to change the paradigm …

    Just by way of a first example, take the very idea of “self‑reference”. The moment we place it in the medium of triadic sign relations we realize signs do not refer to anything at all except insofar as an interpreter refers them.

    And when we ask, “What is this, that we call an interpreter?”, the pragmatic theory of signs tells us we cannot tell when we turn out the light but under the x‑ray of the pragmatic maxim the sum of its effects is effectively modeled by an extended triadic sign relation.

    Et sic deinceps …

    #Peirce #Logic #Mathematics
    #Recursion #Reflection #Semiotics
    #SignRelations #TriadicRelations

  34. Reflection On Recursion • Discussion 1
    inquiryintoinquiry.com/2026/04

    Re: Reflection On Recursion • 1
    inquiryintoinquiry.com/2026/04
    Re: Laws of Form • John Mingers
    groups.io/g/lawsofform/message

    JM:
    ❝This is a very important and interesting topic. I think you should consider the relationship to self‑reference, indeed are they really the same thing?

    ❝Also the work of Maturana and Varela on autopoiesis and the neurophysiology of cognition which also has recursion at its heart.❞

    Thanks, John. Yes, we certainly find the whole array of self concepts coming into play here — selfhood, autopoiesis or self creation, self reference and self transformation, just to name a few. But one thing I need to emphasize from the start is how radically different such concepts appear when viewed in the x‑ray vision of Peirce’s pragmatic semiotics.

    I forget where I first heard it, but it’s fairly common observation that the persistence of a recurring problem is a symptom of how unlikely it is to be solved in the paradigm where it keeps occurring.

    After a while, it simply becomes time to change the paradigm …

    Just by way of a first example, take the very idea of “self‑reference”. The moment we place it in the medium of triadic sign relations we realize signs do not refer to anything at all except insofar as an interpreter refers them.

    And when we ask, “What is this, that we call an interpreter?”, the pragmatic theory of signs tells us we cannot tell when we turn out the light but under the x‑ray of the pragmatic maxim the sum of its effects is effectively modeled by an extended triadic sign relation.

    Et sic deinceps …

    #Peirce #Logic #Mathematics
    #Recursion #Reflection #Semiotics
    #SignRelations #TriadicRelations

  35. Reflection On Recursion • Discussion 1
    inquiryintoinquiry.com/2026/04

    Re: Reflection On Recursion • 1
    inquiryintoinquiry.com/2026/04
    Re: Laws of Form • John Mingers
    groups.io/g/lawsofform/message

    JM:
    ❝This is a very important and interesting topic. I think you should consider the relationship to self‑reference, indeed are they really the same thing?

    ❝Also the work of Maturana and Varela on autopoiesis and the neurophysiology of cognition which also has recursion at its heart.❞

    Thanks, John. Yes, we certainly find the whole array of self concepts coming into play here — selfhood, autopoiesis or self creation, self reference and self transformation, just to name a few. But one thing I need to emphasize from the start is how radically different such concepts appear when viewed in the x‑ray vision of Peirce’s pragmatic semiotics.

    I forget where I first heard it, but it’s fairly common observation that the persistence of a recurring problem is a symptom of how unlikely it is to be solved in the paradigm where it keeps occurring.

    After a while, it simply becomes time to change the paradigm …

    Just by way of a first example, take the very idea of “self‑reference”. The moment we place it in the medium of triadic sign relations we realize signs do not refer to anything at all except insofar as an interpreter refers them.

    And when we ask, “What is this, that we call an interpreter?”, the pragmatic theory of signs tells us we cannot tell when we turn out the light but under the x‑ray of the pragmatic maxim the sum of its effects is effectively modeled by an extended triadic sign relation.

    Et sic deinceps …

    #Peirce #Logic #Mathematics
    #Recursion #Reflection #Semiotics
    #SignRelations #TriadicRelations

  36. Reflection On Recursion • 4
    inquiryintoinquiry.com/2026/04

    A feature worth noting in the recursion diagram is the function traversing the square from one triadic node to the other. It preserves an image of the object n all the while its precedent p(n) is being retrieved and processed — thus it injects a measure of parallel process and a modicum of extra memory over and above that afforded by the serial composition of functions.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    Resources —

    Inquiry Driven Systems • Inquiry Into Inquiry
    oeis.org/wiki/Inquiry_Driven_S

    Reflective Interpretive Frameworks
    oeis.org/wiki/Inquiry_Driven_S

    The Phenomenology of Reflection
    oeis.org/wiki/Inquiry_Driven_S

    Higher Order Sign Relations
    oeis.org/wiki/Inquiry_Driven_S

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  37. Reflection On Recursion • 4
    inquiryintoinquiry.com/2026/04

    A feature worth noting in the recursion diagram is the function traversing the square from one triadic node to the other. It preserves an image of the object n all the while its precedent p(n) is being retrieved and processed — thus it injects a measure of parallel process and a modicum of extra memory over and above that afforded by the serial composition of functions.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    Resources —

    Inquiry Driven Systems • Inquiry Into Inquiry
    oeis.org/wiki/Inquiry_Driven_S

    Reflective Interpretive Frameworks
    oeis.org/wiki/Inquiry_Driven_S

    The Phenomenology of Reflection
    oeis.org/wiki/Inquiry_Driven_S

    Higher Order Sign Relations
    oeis.org/wiki/Inquiry_Driven_S

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  38. Reflection On Recursion • 4
    inquiryintoinquiry.com/2026/04

    A feature worth noting in the recursion diagram is the function traversing the square from one triadic node to the other. It preserves an image of the object n all the while its precedent p(n) is being retrieved and processed — thus it injects a measure of parallel process and a modicum of extra memory over and above that afforded by the serial composition of functions.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    Resources —

    Inquiry Driven Systems • Inquiry Into Inquiry
    oeis.org/wiki/Inquiry_Driven_S

    Reflective Interpretive Frameworks
    oeis.org/wiki/Inquiry_Driven_S

    The Phenomenology of Reflection
    oeis.org/wiki/Inquiry_Driven_S

    Higher Order Sign Relations
    oeis.org/wiki/Inquiry_Driven_S

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  39. Reflection On Recursion • 4
    inquiryintoinquiry.com/2026/04

    A feature worth noting in the recursion diagram is the function traversing the square from one triadic node to the other. It preserves an image of the object n all the while its precedent p(n) is being retrieved and processed — thus it injects a measure of parallel process and a modicum of extra memory over and above that afforded by the serial composition of functions.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    Resources —

    Inquiry Driven Systems • Inquiry Into Inquiry
    oeis.org/wiki/Inquiry_Driven_S

    Reflective Interpretive Frameworks
    oeis.org/wiki/Inquiry_Driven_S

    The Phenomenology of Reflection
    oeis.org/wiki/Inquiry_Driven_S

    Higher Order Sign Relations
    oeis.org/wiki/Inquiry_Driven_S

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  40. Reflection On Recursion • 4
    inquiryintoinquiry.com/2026/04

    A feature worth noting in the recursion diagram is the function traversing the square from one triadic node to the other. It preserves an image of the object n all the while its precedent p(n) is being retrieved and processed — thus it injects a measure of parallel process and a modicum of extra memory over and above that afforded by the serial composition of functions.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    Resources —

    Inquiry Driven Systems • Inquiry Into Inquiry
    oeis.org/wiki/Inquiry_Driven_S

    Reflective Interpretive Frameworks
    oeis.org/wiki/Inquiry_Driven_S

    The Phenomenology of Reflection
    oeis.org/wiki/Inquiry_Driven_S

    Higher Order Sign Relations
    oeis.org/wiki/Inquiry_Driven_S

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  41. Reflection On Recursion • 3
    inquiryintoinquiry.com/2026/04

    One other feature of syntactic recursion deserves to be brought into higher relief. Evidence of it can be found in the recursion diagram by examining the places where three paths meet. On the descending side there is the point where three paths diverge. On the ascending side there is the point where the middlemost of the three divergent paths joins the upshot arrow in medias res.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    The arrows of the diagram represent functions, a species of dyadic relations, but nodes of degree three signify aspects of triadic relations somewhere in the mix.

    • The three arrows from the initial node represent a function F : N → N×N×N such that F(n) = (p(n), n, f(n)).

    • The three arrows at the penultimate node represent a function m : N×N → N such that m(j, k) = jk.

    For the sake of a first approach, many questions about triadic relations which might arise at this point can be safely left to later discussions, since the current level of generality is comprehensible enough in functional terms.

    Resources —

    Inquiry Driven Systems • Inquiry Into Inquiry
    oeis.org/wiki/Inquiry_Driven_S

    Reflective Interpretive Frameworks
    oeis.org/wiki/Inquiry_Driven_S

    The Phenomenology of Reflection
    oeis.org/wiki/Inquiry_Driven_S

    Higher Order Sign Relations
    oeis.org/wiki/Inquiry_Driven_S

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  42. Reflection On Recursion • 3
    inquiryintoinquiry.com/2026/04

    One other feature of syntactic recursion deserves to be brought into higher relief. Evidence of it can be found in the recursion diagram by examining the places where three paths meet. On the descending side there is the point where three paths diverge. On the ascending side there is the point where the middlemost of the three divergent paths joins the upshot arrow in medias res.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    The arrows of the diagram represent functions, a species of dyadic relations, but nodes of degree three signify aspects of triadic relations somewhere in the mix.

    • The three arrows from the initial node represent a function F : N → N×N×N such that F(n) = (p(n), n, f(n)).

    • The three arrows at the penultimate node represent a function m : N×N → N such that m(j, k) = jk.

    For the sake of a first approach, many questions about triadic relations which might arise at this point can be safely left to later discussions, since the current level of generality is comprehensible enough in functional terms.

    Resources —

    Inquiry Driven Systems • Inquiry Into Inquiry
    oeis.org/wiki/Inquiry_Driven_S

    Reflective Interpretive Frameworks
    oeis.org/wiki/Inquiry_Driven_S

    The Phenomenology of Reflection
    oeis.org/wiki/Inquiry_Driven_S

    Higher Order Sign Relations
    oeis.org/wiki/Inquiry_Driven_S

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  43. Reflection On Recursion • 3
    inquiryintoinquiry.com/2026/04

    One other feature of syntactic recursion deserves to be brought into higher relief. Evidence of it can be found in the recursion diagram by examining the places where three paths meet. On the descending side there is the point where three paths diverge. On the ascending side there is the point where the middlemost of the three divergent paths joins the upshot arrow in medias res.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    The arrows of the diagram represent functions, a species of dyadic relations, but nodes of degree three signify aspects of triadic relations somewhere in the mix.

    • The three arrows from the initial node represent a function F : N → N×N×N such that F(n) = (p(n), n, f(n)).

    • The three arrows at the penultimate node represent a function m : N×N → N such that m(j, k) = jk.

    For the sake of a first approach, many questions about triadic relations which might arise at this point can be safely left to later discussions, since the current level of generality is comprehensible enough in functional terms.

    Resources —

    Inquiry Driven Systems • Inquiry Into Inquiry
    oeis.org/wiki/Inquiry_Driven_S

    Reflective Interpretive Frameworks
    oeis.org/wiki/Inquiry_Driven_S

    The Phenomenology of Reflection
    oeis.org/wiki/Inquiry_Driven_S

    Higher Order Sign Relations
    oeis.org/wiki/Inquiry_Driven_S

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  44. Reflection On Recursion • 3
    inquiryintoinquiry.com/2026/04

    One other feature of syntactic recursion deserves to be brought into higher relief. Evidence of it can be found in the recursion diagram by examining the places where three paths meet. On the descending side there is the point where three paths diverge. On the ascending side there is the point where the middlemost of the three divergent paths joins the upshot arrow in medias res.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    The arrows of the diagram represent functions, a species of dyadic relations, but nodes of degree three signify aspects of triadic relations somewhere in the mix.

    • The three arrows from the initial node represent a function F : N → N×N×N such that F(n) = (p(n), n, f(n)).

    • The three arrows at the penultimate node represent a function m : N×N → N such that m(j, k) = jk.

    For the sake of a first approach, many questions about triadic relations which might arise at this point can be safely left to later discussions, since the current level of generality is comprehensible enough in functional terms.

    Resources —

    Inquiry Driven Systems • Inquiry Into Inquiry
    oeis.org/wiki/Inquiry_Driven_S

    Reflective Interpretive Frameworks
    oeis.org/wiki/Inquiry_Driven_S

    The Phenomenology of Reflection
    oeis.org/wiki/Inquiry_Driven_S

    Higher Order Sign Relations
    oeis.org/wiki/Inquiry_Driven_S

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  45. Reflection On Recursion • 3
    inquiryintoinquiry.com/2026/04

    One other feature of syntactic recursion deserves to be brought into higher relief. Evidence of it can be found in the recursion diagram by examining the places where three paths meet. On the descending side there is the point where three paths diverge. On the ascending side there is the point where the middlemost of the three divergent paths joins the upshot arrow in medias res.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    The arrows of the diagram represent functions, a species of dyadic relations, but nodes of degree three signify aspects of triadic relations somewhere in the mix.

    • The three arrows from the initial node represent a function F : N → N×N×N such that F(n) = (p(n), n, f(n)).

    • The three arrows at the penultimate node represent a function m : N×N → N such that m(j, k) = jk.

    For the sake of a first approach, many questions about triadic relations which might arise at this point can be safely left to later discussions, since the current level of generality is comprehensible enough in functional terms.

    Resources —

    Inquiry Driven Systems • Inquiry Into Inquiry
    oeis.org/wiki/Inquiry_Driven_S

    Reflective Interpretive Frameworks
    oeis.org/wiki/Inquiry_Driven_S

    The Phenomenology of Reflection
    oeis.org/wiki/Inquiry_Driven_S

    Higher Order Sign Relations
    oeis.org/wiki/Inquiry_Driven_S

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  46. Reflection On Recursion • 2
    inquiryintoinquiry.com/2026/04

    Turning to the form of a simple recursive function f(n) = m(n, f(p(n))), the clause we used to define it earns the title of “syntactic recursion” due to the way the function name “f” occurring in the defined phrase “f(n)” re‑occurs in the defining phrase “m(n, f(p(n)))”.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    It needs to be clear there is no circle in the definition — each instance of the type f is defined in terms of an instance one step simpler until the base case is reached and fixed by fiat. Instead of a circle then we have two gyres, the gyre down via the precedent function p and the gyre up via the modifier function m.

    cc: academia.edu/community/L24rvm
    cc: academia.edu/community/LE2mrr
    cc: researchgate.net/post/Reflecti

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  47. Reflection On Recursion • 2
    inquiryintoinquiry.com/2026/04

    Turning to the form of a simple recursive function f(n) = m(n, f(p(n))), the clause we used to define it earns the title of “syntactic recursion” due to the way the function name “f” occurring in the defined phrase “f(n)” re‑occurs in the defining phrase “m(n, f(p(n)))”.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    It needs to be clear there is no circle in the definition — each instance of the type f is defined in terms of an instance one step simpler until the base case is reached and fixed by fiat. Instead of a circle then we have two gyres, the gyre down via the precedent function p and the gyre up via the modifier function m.

    cc: academia.edu/community/L24rvm
    cc: academia.edu/community/LE2mrr
    cc: researchgate.net/post/Reflecti

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  48. Reflection On Recursion • 2
    inquiryintoinquiry.com/2026/04

    Turning to the form of a simple recursive function f(n) = m(n, f(p(n))), the clause we used to define it earns the title of “syntactic recursion” due to the way the function name “f” occurring in the defined phrase “f(n)” re‑occurs in the defining phrase “m(n, f(p(n)))”.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    It needs to be clear there is no circle in the definition — each instance of the type f is defined in terms of an instance one step simpler until the base case is reached and fixed by fiat. Instead of a circle then we have two gyres, the gyre down via the precedent function p and the gyre up via the modifier function m.

    cc: academia.edu/community/L24rvm
    cc: academia.edu/community/LE2mrr
    cc: researchgate.net/post/Reflecti

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  49. Reflection On Recursion • 2
    inquiryintoinquiry.com/2026/04

    Turning to the form of a simple recursive function f(n) = m(n, f(p(n))), the clause we used to define it earns the title of “syntactic recursion” due to the way the function name “f” occurring in the defined phrase “f(n)” re‑occurs in the defining phrase “m(n, f(p(n)))”.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    It needs to be clear there is no circle in the definition — each instance of the type f is defined in terms of an instance one step simpler until the base case is reached and fixed by fiat. Instead of a circle then we have two gyres, the gyre down via the precedent function p and the gyre up via the modifier function m.

    cc: academia.edu/community/L24rvm
    cc: academia.edu/community/LE2mrr
    cc: researchgate.net/post/Reflecti

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations

  50. Reflection On Recursion • 2
    inquiryintoinquiry.com/2026/04

    Turning to the form of a simple recursive function f(n) = m(n, f(p(n))), the clause we used to define it earns the title of “syntactic recursion” due to the way the function name “f” occurring in the defined phrase “f(n)” re‑occurs in the defining phrase “m(n, f(p(n)))”.

    Simple Recursion
    inquiryintoinquiry.com/wp-cont

    It needs to be clear there is no circle in the definition — each instance of the type f is defined in terms of an instance one step simpler until the base case is reached and fixed by fiat. Instead of a circle then we have two gyres, the gyre down via the precedent function p and the gyre up via the modifier function m.

    cc: academia.edu/community/L24rvm
    cc: academia.edu/community/LE2mrr
    cc: researchgate.net/post/Reflecti

    #Peirce #HigherOrderSignRelations #Inquiry #InquiryIntoInquiry #Logic #Mathematics
    #Recursion #Reflection #RelationTheory #Semiotics #SignRelations #TriadicRelations