#ifndef STAN_MATH_PRIM_MAT_FUN_INV_PHI_HPP
#define STAN_MATH_PRIM_MAT_FUN_INV_PHI_HPP

#include <stan/math/prim/mat/vectorize/apply_scalar_unary.hpp>
#include <stan/math/prim/scal/fun/inv_Phi.hpp>

namespace stan {
  namespace math {

    /**
     * Structure to wrap inv_Phi() so it can be vectorized.
     * @param x Variable in range [0, 1].
     * @tparam T Variable type.
     * @return Inverse unit normal CDF of x. 
     * @throw std::domain_error if x is not between 0 and 1.
     */
    struct inv_Phi_fun {
      template <typename T>
      static inline T fun(const T& x) {
        return inv_Phi(x);
      }
    };

    /**
     * Vectorized version of inv_Phi().
     * @param x Container of variables in range [0, 1].
     * @tparam T Container type.
     * @return Inverse unit normal CDF of each value in x. 
     * @throw std::domain_error if any value is not between 0 and 1.
    */
    template <typename T>
    inline typename apply_scalar_unary<inv_Phi_fun, T>::return_t
    inv_Phi(const T& x) {
      return apply_scalar_unary<inv_Phi_fun, T>::apply(x);
    }

  }
}

#endif
