isLinear -- check whether matrix entries have degree 1

Synopsis

Usage:

b = isLinear M
Inputs:
- M, a matrix,
Outputs:
- b, a Boolean value,

Description

Note that a linear matrix, in this sense, can still have different target degrees (in which case the cokernel decomposes into a direct sum by generator degree.)

Ways to use isLinear:

isLinear(Matrix)

For the programmer

The object isLinear is a method function.