inv_erfc() [4/5]

var stan::math::inv_erfc ( const var &  a )

inline

The inverse complementary error function for variables.

The derivative is:

\[ \frac{d}{dx} \left(\mbox{erfc}^{-1}(x)\right) = -\frac{\sqrt{\pi}}{2}e^{\mbox{erfc}^{-1}(x)^2} \]

.

Parameters

a	The variable.

Returns

Inverse complementary error function applied to the variable.

Definition at line 28 of file inv_erfc.hpp.