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    • CommentRowNumber1.
    • CommentAuthorUrs
    • CommentTimeDec 15th 2016

    gave geometric algebra an Idea-section

    • CommentRowNumber2.
    • CommentAuthorDavid_Corfield
    • CommentTimeDec 15th 2016

    That prompted a trip back to your discussion of geometric algebra, including lengthy extracts from Clifford algebra and the interpretation of quantum mechanics (pdf) and the claim

    the electron is a quaternion

    Further back you were helping us visualise the superstring.

    • CommentRowNumber3.
    • CommentAuthorTim_Porter
    • CommentTimeDec 15th 2016

    Remember that Geometric Algebra was also the title of a lovely book by Emil Artin. It introduces Clifford algebras around page 190

    • CommentRowNumber4.
    • CommentAuthorDexter Chua
    • CommentTimeDec 22nd 2016

    It appears that there is also a page Geometric Algebra with very similar content.

    • CommentRowNumber5.
    • CommentAuthorTobyBartels
    • CommentTimeDec 22nd 2016

    @Dexter: In principle, a page with that title ought to be about Artin's book.

    • CommentRowNumber6.
    • CommentAuthorUrs
    • CommentTimeDec 23rd 2016

    Thanks. I have fixed it now. Added disambiguation lines and made “Geometric Algebra” a stub for a category:reference page.

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