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view toolbox/fdemo.m @ 2:c124219d7bfa draft

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Re-add the 1995 toolbox after noticing the statement in the ~higham/mctoolbox/ webpage.
author Antonio Pino Robles <data.script93@gmail.com>
date Thu, 07 May 2015 18:36:24 +0200
parents 8f23314345f4
children
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function f = fdemo(A)
%FDEMO   Demonstration function for direct search maximizers.
%        FDEMO(A) is the reciprocal of the underestimation ratio for RCOND
%        applied to the square matrix A.
%        Demonstration function for ADSMAX, MDSMAX and NMSMAX.

f = norm(A,1)*norm(inv(A),1)*rcond(A);  % f >= 1