Notation 6.1.1. Let \(\Aa \) be an additive 1-category. We refer to fibers and cofibers in \(\Aa \) as kernels and cokernels, respectively:

Commutative diagram generated from the LaTeX source
Commutative diagram generated from the LaTeX source

If \(f\) is a monomorphism, we will use \(B/A\) as alternative notation for the cokernel.

Generated from the authoritative LaTeX source.