See also: http://www.jsoftware.com/jwiki/Essays/Reflexive
----- Original Message ----- From: Kip Murray <[EMAIL PROTECTED]> Date: Thursday, August 31, 2006 5:35 am Subject: Re: [Jprogramming] Symmetric inner and outer products ... > About matrices, Gilbert Strang comments in Linear Algebra and Its > Applications: > > "Symmetric matrices appear in every subject whose laws are fair. > 'Each > action has an equal and opposite reaction.' The entry a_ij that > gives > the action of i onto j is matched by a_ji." ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
