Eigenvalue Problem

*To*: mathgroup at smc.vnet.net*Subject*: [mg31996] Eigenvalue Problem*From*: "Steven Spear" <smitsky at mindspring.com>*Date*: Sun, 16 Dec 2001 03:44:32 -0500 (EST)*Sender*: owner-wri-mathgroup at wolfram.com

Hi, could someone show me how to use Mathematica to sucessfully answer the following problem: Show that the Eigenvalues of A = [a][b] [c][d] must be real numbers. Thanks, Steve

**Follow-Ups**:**Re: Eigenvalue Problem***From:*Ken Levasseur <Kenneth_Levasseur@uml.edu>