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Scilab manual >> Optimization and Simulation > karmarkar

karmarkar

karmarkar algorithm

Calling Sequence

[x1]=karmarkar(a,b,c,x0)

Arguments

a

matrix (n,p)

b

n - vector

c

p - vector

x0

initial vector

eps

threshold (default value : 1.d-5)

gamma

descent step 0<gamma<1 , default value : 1/4

x1

solution

crit

value of c'*x1

Description

Computes x which minimizes

Examples

n=10;p=20;
a=rand(n,p);
c=rand(p,1);
x0=abs(rand(p,1));
b=a*x0;
x1=karmarkar(a,b,c,x0);
<< fsolve Optimization and Simulation leastsq >>

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Last updated:
Wed Jan 26 16:23:43 CET 2011