nmodul.m

LiScNLS is a Matlab application for the numerical study of some nonlinear differential equations o

function [Nu,Npu,Npup]=Nmodul(x,u,up)
Nu=abs(u-x/2);
Npu=ones(size(u));
ind=find(u<x/2);Npu(ind)=-1;
indz=find(u==x/2);Npu(indz)=0;
Npup=0*Nu;