Re: [PEPr] +1 for Math::Math_Numerical_RootFinding

From: Date: Wed, 07 Apr 2004 20:44:40 +0000
Subject: Re: [PEPr] +1 for Math::Math_Numerical_RootFinding
References: 1  Groups: php.pear.dev 
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--- Firman Wandayandi <fwd@vfemail.net> wrote: > Hi Jesus, > > Thanks for your comment, very deep source review. I will be fix the code > soon. > > For the last 2 comments, what that's mean? That's mean I put the algorithms > to that resources? If that is. Sure! Yes, that is what I meant. If you are re-implementing/porting some known algorithms for the methods, it will be good to reference them. I mentioned the URL from mathworld because they have pages with details on each method there including Ridder's and Brent's (among others). The "Numeric Recipes in C" book also has the math details. > For another method (e.g Ridder's > method, Brent's method), I should be take look and research before. Sure I > want to add another methods. Just make sure that doing very complex math in PHP might not be as efficient as doing it in C, with that in mind you can pick some useful methods that work for most cases, and avoid the ones created to deal with the pathological cases which usually require some more complicated treatment. [...snip...] Cheers. ===== -- Jesus M. Castagnetto (jcastagnetto@yahoo.com) Research: http://metallo.scripps.edu/ Personal: http://www.castagnetto.org/ PEAR stuff: http://pear.php.net/user/jmcastagnetto __________________________________ Do you Yahoo!? Yahoo! Small Business $15K Web Design Giveaway http://promotions.yahoo.com/design_giveaway/

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