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#dotproduct — Public Fediverse posts

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

  1. 🚀 Wow, a "dot product" as a life decision tool! 🤔 Because nothing screams "choose a city" better than algebraic functions. 😂 Let's hope your love life isn't a matrix multiplication.
    ducktyped.org/p/linear-algebra #dotproduct #citydecision #lifeadvice #algebra #humor #HackerNews #ngated

  2. "You can use the metric to raise an index" is what I found in one or the other physics text book. Surely I missed some context each time, so I couldn't help to swear: 🤢 , I like the indexes where they are, what is the point of raising or lowering them.

    I found the answer in Gravitation, by Misner, Thorne, Wheeler but felt the need to write it down in a way I understand it best: miamao.de/blog/2024-06/04.Rais

    #physics #tensor #metric #vectorspace #dotproduct #raisinganindex #mtw

  3. "You can use the metric to raise an index" is what I found in one or the other physics text book. Surely I missed some context each time, so I couldn't help to swear: 🤢 , I like the indexes where they are, what is the point of raising or lowering them.

    I found the answer in Gravitation, by Misner, Thorne, Wheeler but felt the need to write it down in a way I understand it best: miamao.de/blog/2024-06/04.Rais

    #physics #tensor #metric #vectorspace #dotproduct #raisinganindex #mtw

  4. "You can use the metric to raise an index" is what I found in one or the other physics text book. Surely I missed some context each time, so I couldn't help to swear: 🤢 , I like the indexes where they are, what is the point of raising or lowering them.

    I found the answer in Gravitation, by Misner, Thorne, Wheeler but felt the need to write it down in a way I understand it best: miamao.de/blog/2024-06/04.Rais

    #physics #tensor #metric #vectorspace #dotproduct #raisinganindex #mtw

  5. "You can use the metric to raise an index" is what I found in one or the other physics text book. Surely I missed some context each time, so I couldn't help to swear: 🤢 , I like the indexes where they are, what is the point of raising or lowering them.

    I found the answer in Gravitation, by Misner, Thorne, Wheeler but felt the need to write it down in a way I understand it best: miamao.de/blog/2024-06/04.Rais

    #physics #tensor #metric #vectorspace #dotproduct #raisinganindex #mtw

  6. "You can use the metric to raise an index" is what I found in one or the other physics text book. Surely I missed some context each time, so I couldn't help to swear: 🤢 , I like the indexes where they are, what is the point of raising or lowering them.

    I found the answer in Gravitation, by Misner, Thorne, Wheeler but felt the need to write it down in a way I understand it best: miamao.de/blog/2024-06/04.Rais

    #physics #tensor #metric #vectorspace #dotproduct #raisinganindex #mtw