feat(RepresentationTheory/Homological/GroupHomology/LowDegree): simpler expressions for differentials#21752
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101damnations wants to merge 251 commits intomasterfrom
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feat(RepresentationTheory/Homological/GroupHomology/LowDegree): simpler expressions for differentials#21752101damnations wants to merge 251 commits intomasterfrom
101damnations wants to merge 251 commits intomasterfrom
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added 30 commits
January 22, 2025 15:02
added 22 commits
June 6, 2025 01:51
This reverts commit 7012841.
…mmunity/mathlib4 into diagonalsucciso
…mmunity/mathlib4 into diagonalsucciso
…mmunity/mathlib4 into diagonalsucciso
…lib4 into diagonalsucciso
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This PR has been migrated to a fork-based workflow: #25873 |
This was referenced Jun 14, 2025
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The first part of a file giving simpler expressions for group homology in low degree, following the structure of
RepresentationTheory.Homological.GroupCohomology.LowDegree.Action.rhoaMonoidHominstead of a morphism inMonCat#21652Finsupp#21732Rep.diagonal k G (n + 1) ≅ Rep.free k G (Fin n → G)#21736