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Sep 16, 2021 at 11:57 comment added Pedro Can you add the definition of "1-syzygy finite"?
Sep 16, 2021 at 9:19 history edited hgc CC BY-SA 4.0
added 6 characters in body
Sep 14, 2021 at 6:04 comment added Robert Furber It seems you have to use \begin{array} for diagrams like this. An example of how to do this can be found here: legacy-www.math.harvard.edu/texman/node27.html I have found this too much hassle and have avoided using diagrams in my answers for this reason.
Sep 14, 2021 at 5:08 comment added David Roberts You might have to edit your diagram, it's not working (I don't think xymatrix is available here)
Sep 14, 2021 at 2:29 history asked hgc CC BY-SA 4.0