Date: Oct 30, 2013 7:23 AM
Author: Torsten
Subject: Reduce the number of fminsearch iterations
"Sonia" wrote in message <l4qmda$50k$1@newscl01ah.mathworks.com>...

> Is it possible to make the fminsearch algorithm stop as soon as it evaluates the objective function at a given x as zero?

> I am optimizing for one variable and what happens is that the fminsearch finds a point where the objective function f(x) = 0, but it continues to iterate until the simplex is contracted around that value of x that gives 0. I would like it to stop as soon as the fun(x)=0

Use an output function to make fminsearch stop iterating:

http://www.mathworks.de/de/help/matlab/math/output-functions.html

Best wishes

Torsten.