Rheolef  7.2
an efficient C++ finite element environment
 
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sinusrad_laplace.h
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1
25struct f {
26 Float operator() (const point& x) const {
27 Float r = sqrt(sqr(x[0])+sqr(x[1])+sqr(x[2]));
28 return (n == 2) ? 4 : n*n*pow(r,n-2);
29 }
30 f(size_t=0) : n(2) {}
31 size_t n;
32};
33struct g {
34 Float operator() (const point& x) const {
35 Float r = sqrt(sqr(x[0])+sqr(x[1])+sqr(x[2]));
36 return 1-pow(r,n);
37 }
38 g(size_t=0) : n(2) {}
39 size_t n;
40};
see the Float page for the full documentation
see the point page for the full documentation
Definition cavity_dg.h:29
point operator()(const point &x) const
Definition cavity_dg.h:30
size_t n
f(size_t=0)
Definition cavity_dg.h:25
point operator()(const point &x) const
Definition cavity_dg.h:26
size_t n
g(size_t=0)
Float r
Definition phi.h:54