Rheolef  7.1
an efficient C++ finite element environment
cosinusprod.h

The cosinus product function

struct u_exact {
Float operator() (const point& x) const {
return cos(pi*x[0])*cos(pi*x[1])*cos(pi*x[2]); }
u_exact(size_t d1) : d(d1), pi(acos(Float(-1.0))) {}
size_t d; Float pi;
};
u_exact::d
size_t d
Definition: interpolate_RTk_polynom.icc:145
u_exact::operator()
point operator()(const point &x) const
Definition: interpolate_RTk_polynom.icc:126
u_exact::u_exact
u_exact(size_t d1, Float w1=acos(Float(-1)))
Definition: interpolate_RTk_polynom.icc:144
Float
see the Float page for the full documentation
u_exact
Definition: interpolate_RTk_polynom.icc:125
point
see the point page for the full documentation
u_exact::pi
Float pi
Definition: cosinusprod.h:29