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Kernels and cokernels

Homological algebra blackboardThis board belongs to Newcastle University PhD student Tom Fisher, who is doing research in homological algebra. He was proving that the category of chain complexes over a ring is abelian; this bit is concerned with showing that it has kernels and cokernels.

[Thank you to Christian Perfect for sending in the photo!]

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2 responses

  1. Pingback: Homological Algebra Cheat Sheet | Math Notes

  2. Pingback: Homological Algebra Cheat Sheet | Möbius and Klein

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