Psi4
Functions | Variables
utility.h File Reference

Go to the source code of this file.

Functions

double heaviside (double x)
 heaviside(x) = 1.0 if x > 0 More...
 
double dirac (double x,...)
 dirac(...) = 0.0 for all x More...
 
double Ei (double x)
 
double expei (double x)
 

Variables

static const double expei_cutoff = 700.0
 

Function Documentation

double dirac ( double  x,
  ... 
)
inline

dirac(...) = 0.0 for all x

double Ei ( double  x)
double expei ( double  x)
double heaviside ( double  x)
inline

heaviside(x) = 1.0 if x > 0

Variable Documentation

const double expei_cutoff = 700.0
static