integrateDEI

Calculate the integral of f(x) over the infinite interval (a,$(INFTY)) using double exponential integration.

integrateDEI

(

Func

Real

)

(

scope Func f

Real a

Real epsRel = cast(Real)1e-6

)

Examples

double f(double x) { return (1 + 10*x)^^(-2) / sqrt(x); }
auto i = integrateDEI(&f, 0.0);