triangle_ex3.cpp File Reference

#include <SyFi.h>

Go to the source code of this file.

Functions

int main ()


Function Documentation

int main (  ) 

Definition at line 7 of file triangle_ex3.cpp.

References SyFi::EQUAL_OR_DIE(), demos::simple::f, SyFi::initSyFi(), SyFi::Triangle::integrate(), demos::crouzeixraviart::p0, and demos::crouzeixraviart::triangle.

00007            {
00008 
00009     initSyFi(3); 
00010 
00011     // example that check scaling
00012 
00013     numeric h(1,100); // 1.0/100 
00014     numeric a(1,2); // 1.0/2 
00015     ex p0 = lst(a,a,a);
00016     ex p1 = lst(a+h,a,a);
00017     ex p2 = lst(a,a+h,a);
00018 
00019     Triangle triangle(p0,p1,p2);
00020 
00021 
00022     ex f = 1;
00023     ex intf = triangle.integrate(f); 
00024     cout <<"intf "<<intf<<endl; 
00025     EQUAL_OR_DIE(intf, "1/20000"); 
00026 
00027     return 0; 
00028 }


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