Mercurial > matrix-functions

diff toolbox/rq.m @ 0:8f23314345f4 draft

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Create local repository for matrix toolboxes. Step #0 done.
author Antonio Pino Robles <data.script93@gmail.com>
date Wed, 06 May 2015 14:56:53 +0200
parents
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolbox/rq.m	Wed May 06 14:56:53 2015 +0200
@@ -0,0 +1,7 @@
+function z = rq(A,x)
+%RQ      Rayleigh quotient.
+%        RQ(A,x) is the Rayleigh quotient of A and x, x'*A*x/(x'*x).
+
+%        Called by FV.
+
+z = x'*A*x/(x'*x);