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Cohomology (groups + cup product) + Klein bottle #913

Merged
merged 13 commits into from
Sep 5, 2022
Merged

Cohomology (groups + cup product) + Klein bottle #913

merged 13 commits into from
Sep 5, 2022

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aljungstrom
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Stuff here:

  • Cohomology groups with G-coefficients
  • Cup product on these
  • H⁰ of connected spaces
  • Hⁿ of Klein bottle
  • Cup product structure on Klein bottle (what @thomas-lamiaux needs, I think, see bottom of Cohomology.EilenbergMacLane.Rings.KleinBottle )

mortberg
mortberg requested changes Sep 2, 2022
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Nice stuff! Just two small comments and then we can merge

Cubical/Algebra/CommRing/Instances/IntMod.agda Show resolved Hide resolved
Cubical/Foundations/Transport.agda Outdated Show resolved Hide resolved
@ecavallo ecavallo merged commit 8b945d0 into agda:master Sep 5, 2022
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@aljungstrom @mortberg @ecavallo