# Linear Algebra: Theory and Applications
# Ward Cheney & David Kincaid
# JBPub.com (c) 2008 
# File: exp4113.map
# Example 4.1.13 Mathematical Software

with(LinearAlgebra):
A := Matrix([[1,3,7,2],[4,-2,1,5],[3,1,2,0],[1,9,15,-1]]);
Determinant(A);