dGdx dGdy G main

double dGdy ( double  x, double  y, double  t  ) inline Examples: examples/example-rectquiver2d.cxx, and examples/example-simplexquiver2d.cxx. Definition at line 24 of file example-rectquiver2d.cxx. { return sin(t+x)*exp(-(x*x+y*y))*(-2*y*cos(y-t) -sin(y-t)); }