IntegralInTest.cpp File Reference

Test file for the class NumericalIndefiniteIntregral. More...

#include <math.h>
#include <stdio.h>
#include "GaudiMath/GaudiMath.h"
#include "GaudiKernel/SystemOfUnits.h"
#include "CLHEP/GenericFunctions/Sin.hh"
#include "CLHEP/GenericFunctions/Cos.hh"

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Namespaces
	CLHEP

Functions
int	main ()

Detailed Description

Test file for the class NumericalIndefiniteIntregral.

Date

2003-08-31

Author

Vanya BELYAEV Ivan..nosp@m.Bely.nosp@m.aev@i.nosp@m.tep..nosp@m.ru

Definition in file IntegralInTest.cpp.

Function Documentation

int main

(

)

Definition at line 34 of file IntegralInTest.cpp.

{

  std::cout <<
    " Test for numerical differentiation of Genfun::Cos(x) " << std::endl ;

  const GaudiMath::IndIntegral& mysin =
    GaudiMath::IndIntegral( Genfun::Cos() , 0 , 0.0 ) ;

  for( double x = -90 * Gaudi::Units::degree ;
       x <= 180 * Gaudi::Units::degree ;
       x += 10 * Gaudi::Units::degree ) {
    double value = mysin ( x ) ;
    double error = mysin.error() ;
    printf( "x=%8.3f deg; I(Cos)=%+.19f; ActErr=%+.19f; EstErr=%+.19f;\n",
        x / Gaudi::Units::degree  , value , value-sin(x)  , error  );
  }

  exit(0);
}