[R] Help in Bissection algorithm

jim holtman jholtman at gmail.com
Thu Nov 29 22:28:44 CET 2012


What is 'i'?  I don't see it as a parameter?  is it something in the
global environment that you forgot to pass?

On Thu, Nov 29, 2012 at 10:18 AM, finehko <j9436 at hotmail.com> wrote:
> I'm trying to make a function witch recieves a function "f", "a" and "b", and
> the error "e". When I run the algorithm without labeling it a function and
> typing the values it works, but when I just try to save it in a function It
> doesn't ' bug but don't do anything. Here's the code, anyone know whats
> happening?
> raiz=function(f,a,b,e){
>   repeat{
>     if(i>50){break}
>     if(abs(a-b)<e){m=(a+b)/2
>                   raiz1=m}
>     if(abs(a-b)>e){
>           m=(a+b)/2
>           af=f(a)
>            if((af*f(m))>0){a=m}
>            if((af*f(m))<0){b=m}}
>         i=i+1}}
>
>
>
> --
> View this message in context: http://r.789695.n4.nabble.com/Help-in-Bissection-algorithm-tp4651295.html
> Sent from the R help mailing list archive at Nabble.com.
>
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-- 
Jim Holtman
Data Munger Guru

What is the problem that you are trying to solve?
Tell me what you want to do, not how you want to do it.




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