1 #ifndef STAN_MATH_PRIM_SCAL_FUN_PHI_APPROX_HPP 2 #define STAN_MATH_PRIM_SCAL_FUN_PHI_APPROX_HPP
fvar< T > inv_logit(const fvar< T > &x)
Returns the inverse logit function applied to the argument.
fvar< T > Phi_approx(const fvar< T > &x)
Return an approximation of the unit normal cumulative distribution function (CDF).
fvar< T > pow(const fvar< T > &x1, const fvar< T > &x2)