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    • CommentRowNumber1.
    • CommentAuthorzskoda
    • CommentTimeMar 26th 2018

    New page, cross ratio.

    • CommentRowNumber2.
    • CommentAuthorTodd_Trimble
    • CommentTimeMar 26th 2018

    I “de-orphanized” the page and added a bit more explanation which may help the reader understand where the cross-ratio comes from.

    • CommentRowNumber3.
    • CommentAuthorzskoda
    • CommentTimeMar 26th 2018

    But I did refer to it in projective geometry.

    • CommentRowNumber4.
    • CommentAuthorTodd_Trimble
    • CommentTimeMar 26th 2018

    Oh, okay; sorry.

    • CommentRowNumber5.
    • CommentAuthorUrs
    • CommentTimeMar 27th 2018

    I have cross-linked with projective general linear group, which now also redirects projective transformation

    • CommentRowNumber6.
    • CommentAuthorzskoda
    • CommentTimeMar 27th 2018

    Thanks. I forgot about that – I mean I was puzzled that projective transformation did not link to anything, while I kind of remembered that we had something about it :)