Function

NumCosmoMathd1exprel

Declaration [src] 

gdouble
ncm_d1exprel (
  const gdouble x
)

Description [src]

Computes the first derivative of the relative exponential $(\exp(x) - 1)/x$.

Parameters

x

Type: const gdouble

A double.

Return value

Type: gdouble

First derivative of $(\exp(x) - 1)/x$.