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Re: Octave_doc.pdf
From: |
Martin Helm |
Subject: |
Re: Octave_doc.pdf |
Date: |
Fri, 24 Dec 2010 16:15:06 +0100 |
User-agent: |
KMail/1.13.5 (Linux/2.6.34.7-0.5-desktop; KDE/4.5.4; x86_64; ; ) |
Am Freitag, 24. Dezember 2010, 13:44:58 schrieb Martin Helm:
> Am Freitag, den 24.12.2010, 09:05 +0100 schrieb Salvatore Amico:
> > 3.
> > f = @(x) x*x-5;
> > [x, fval, info, output] = fzero (@f, 0.5, FunValCheck)
> > -> Syntax error: FunValCheck
>
> The same here, use f as parameter not @f
>
> [x, fval, info, output] = fzero (f, 0.5)
>
You need to create an optimset to use FunValCheck
octave:3> opt = optimset("FunValCheck", 1);
octave:4> opt
opt =
{
FunValCheck = 1
}
octave:5> f = @(x) x*x-5;
octave:6> [x, fval, info, output] = fzero (f, 0.5, opt)
x = -2.2361
fval = -6.2610e-08
info = 1
output =
{
iterations = 7
funcCount = 17
bracketx =
-2.2361 -2.2361
brackety =
6.2172e-15 -6.2610e-08
}