9 #include "../spatial_distribution2d.hpp" 16 double _a,_b,_above,_under;
26 Line2D(
double a,
double b,
double above,
double under);
double operator()(const Vector2D &r) const
Evaluates the function.
Line2D(double a, double b, double above, double under)
Class constructor.
Spatial distribution for initial conditions.
A spatial distribution with a square step function.