map(Module,Module) -- make a map

map(Module,Module) -- make a map

Synopsis:

Function: map -- make a map

Input:

an instance of class Module.

Output:

an instance of class Matrix.

Optional arguments :

map(..., Degree)

map(M,N) -- constructs the natural map from N to M.

The modules M and N should be subquotient modules of the same free module

See also:

map -- make a map

isWellDefined -- whether a map is well defined