ChainComplexMap _ ZZ -- get component

ChainComplexMap _ ZZ -- get component

p_i -- for a map p : C -> D of chain complexes of degree d, provides the component p_i : C_i -> D_(i+d).

See also:

ChainComplexMap -- the class of all maps between chain complexes

Synopsis of use:

Operator: _

Class of argument 1: ChainComplexMap

Class of argument 2: ZZ

Class of typical returned value: Matrix