# 
# Numerical Mathematics and Computing, Fifth Edition
# Ward Cheney & David Kincaid
# Brooks/Cole Publ. Co.
# (c) 2003
#
# file: null
#
# eigenvalues/eigenvectors via null space
#
with(LinearAlgebra):
A := Matrix([[3, 2], [7, -2]]);
NullSpace(A- 5*IdentityMatrix(2));
Eigenvalues(A);
(DD, V) :=  Eigenvectors(A);