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Short exact sequence of chain complexes

A degreewise short exact sequence

0 \to A \to B \to C \to 0

of chain complexes induces a long exact sequence of homology groups through the connecting homomorphisms.

Table of contents 71 2
- Long exact sequence in homology Short exact sequence of chain complexes 47 1
  - Connecting homomorphism Long exact sequence in homology 17

 Ancestors (7)

 Incoming links (1)

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