Top network posts
- 38 What is the Cayley projective plane?
- 33 Why forgetful functors usually have LEFT adjoint?
- 20 Why does one think to Steenrod squares and powers?
- 15 Intuition about the triangulation of a homotopy category K(A)
- 14 Categories which are not compactly generated
- 12 Do the signs in Puppe sequences matter?
- 12 Why are Delta-generated spaces locally presentable?
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