Also called a chain map. Given two chain complexes and , a chain homomorphism is given by homomorphisms such that
where and are the boundary operators.
Also called a chain map. Given two chain complexes and , a chain homomorphism is given by homomorphisms such that
where and are the boundary operators.
This entry contributed by Todd Rowland
Rowland, Todd. "Chain Homomorphism." From MathWorld--A Wolfram Web Resource, created by Eric W. Weisstein. https://mathworld.wolfram.com/ChainHomomorphism.html