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#qualitativelogic — Public Fediverse posts

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

  1. #LogicalGraphs • 1
    oeis.org/w/index.php?title=Log

    A #LogicalGraph is a graph-theoretic structure in one of the systems of graphical syntax Charles Sanders #Peirce developed for #Logic.

    In his papers on #QualitativeLogic, #EntitativeGraphs, and #ExistentialGraphs, Peirce developed several versions of a graphical formalism, or a graph-theoretic formal language, designed to be interpreted for logic.

    #PropositionalCalculus #BooleanFunctions
    #GraphTheory #ModelTheory #ProofTheory

  2. #Survey of #AnimatedLogicalGraphs

    inquiryintoinquiry.com/2021/05

    This is a Survey of blog and wiki posts on #LogicalGraphs, encompassing several families of graph-theoretic structures originally developed by C.S. #Peirce as graphical #FormalLanguages or visual styles of #Syntax amenable to #Interpretation for #Logic.

    In his papers on #QualitativeLogic, #EntitativeGraphs, and #ExistentialGraphs, Peirce developed several versions of a #GraphicalFormalism designed to be interpreted for logic.