homology(Matrix,Matrix) -- kernel modulo image

homology(Matrix,Matrix) -- kernel modulo image

Synopsis:

Function: homology -- general homology functor

Input:

an instance of class Matrix.

Output:

an instance of class Module.

Optional arguments :

homology(g,f) -- computes the homology module ker g/im f.

Here g and f should be composable maps with g*f equal to zero.

See also:

homology -- general homology functor