Help/guide/tutorial/Step10/MathFunctions/MathFunctions.cxx


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#include "MathFunctions.h"

#include <cmath>

#ifdef USE_MYMATH
#  include "mysqrt.h"
#endif

namespace mathfunctions {
double sqrt(double x)
{
#ifdef USE_MYMATH
  return detail::mysqrt(x);
#else
  return std::sqrt(x);
#endif
}
}