This function is provided as a temporary band-aid for matrix multiplication over a noncommutative ring, as well as a reminder that it must be repaired eventually.
i1 : A = QQ<|x,y|> o1 = A o1 : FreeAlgebra |
i2 : M = matrix {{x}} o2 = | x | 1 1 o2 : Matrix A <--- A |
i3 : N = matrix {{y}} o3 = | y | 1 1 o3 : Matrix A <--- A |
i4 : M*N o4 = | yx | 1 1 o4 : Matrix A <--- A |
i5 : assert(ncMatrixMult(M,N) == matrix {{x*y}}) |
The object ncMatrixMult is a method function.