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comparison scripts/optimization/fzero.m @ 18132:8ca7b1906a41

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fzero.m: Correctly detct if OutputFcn is present (bug #40889). * fzero.m: Use isempty to check whether OutputFcn is present.
author Rik <rik@octave.org>
date Fri, 13 Dec 2013 20:25:48 -0800
parents d63878346099
children 6e0686858b6a
comparison
equal deleted inserted replaced
18131:c7b68a11074b 18132:8ca7b1906a41
300 ## This should never happen. 300 ## This should never happen.
301 error ("fzero:bracket", "fzero: zero point is not bracketed"); 301 error ("fzero:bracket", "fzero: zero point is not bracketed");
302 endif 302 endif
303 303
304 ## If there's an output function, use it now. 304 ## If there's an output function, use it now.
305 if (outfcn) 305 if (! isempty (outfcn))
306 optv.funccount = nfev; 306 optv.funccount = nfev;
307 optv.fval = fval; 307 optv.fval = fval;
308 optv.iteration = niter; 308 optv.iteration = niter;
309 if (outfcn (x, optv, "iter")) 309 if (outfcn (x, optv, "iter"))
310 info = -1; 310 info = -1;