inv.hpp

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#ifndef STAN_MATH_OPENCL_PRIM_FUN_INV_SQUARE_HPP
#define STAN_MATH_OPENCL_PRIM_FUN_INV_SQUARE_HPP
#ifdef STAN_OPENCL
#include <stan/math/opencl/matrix_cl.hpp>
#include <stan/math/opencl/kernel_generator.hpp>
#include <stan/math/prim/fun/constants.hpp>
 
namespace stan {
namespace math {
 
template <typename T_x,
          typename = require_all_kernel_expressions_and_none_scalar_t<T_x>>
inline auto inv(T_x&& x) {  // NOLINT
  return elt_divide(1.0, std::forward<T_x>(x));
}
}  // namespace math
}  // namespace stan
 
#endif
#endif