ChainComplex [...] -- chain complex degree shift

ChainComplex [...] -- chain complex degree shift

C[i] -- shifts the chain complex C, producing a new chain complex D in which D_j is C_(i+j). The signs of the differentials are reversed if i is odd.

Synopsis of use:

Operator:

Class of argument 1: ChainComplex

Class of argument 2: Array

Class of typical returned value: ChainComplex

Next more general method: GradedModule [...] -- blank operator for adjacent expressions