target -- target of a map

Ways to use target :

• target(ChainComplexMap) -- find the target of a map of chain complexes
• target(GradedModuleMap) -- find the target of a map of graded modules
• target(GroebnerBasis) -- find target of a Gröbner basis
• target(Matrix) -- find the target module of matrix
• target(RingMap) -- find the target ring for a map of rings

For the programmer

The object target is a method function.