math/opencl_2prim_2inv__sqrt_8hpp_source.html

#ifndef STAN_MATH_OPENCL_PRIM_FUN_INV_SQRT_HPP

#define STAN_MATH_OPENCL_PRIM_FUN_INV_SQRT_HPP

#ifdef STAN_OPENCL


#include <stan/math/opencl/matrix_cl.hpp>

#include <stan/math/opencl/kernel_generator.hpp>


namespace stan {

namespace math {


template <typename T_x,

          typename = require_all_kernel_expressions_and_none_scalar_t<T_x>>

inline auto inv_sqrt(T_x&& x) {  // NOLINT

  return rsqrt(std::forward<T_x>(x));

}

}  // namespace math

}  // namespace stan


#endif

#endif

stan::math::rsqrt
rsqrt_< as_operation_cl_t< T > > rsqrt(T &&a)
Definition elt_function_cl.hpp:260

kernel_generator.hpp

matrix_cl.hpp

stan::math::inv_sqrt
fvar< T > inv_sqrt(const fvar< T > &x)
Definition inv_sqrt.hpp:14

stan
The lgamma implementation in stan-math is based on either the reentrant safe lgamma_r implementation ...
Definition unit_vector_constrain.hpp:15