operator_multiplication.hpp

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#ifndef STAN_MATH_FWD_CORE_OPERATOR_MULTIPLICATION_HPP
#define STAN_MATH_FWD_CORE_OPERATOR_MULTIPLICATION_HPP
 
#include <stan/math/fwd/core/fvar.hpp>
#include <stan/math/fwd/core/std_complex.hpp>
#include <stan/math/prim/core/operator_multiplication.hpp>
 
namespace stan {
namespace math {
 
template <typename T>
inline fvar<T> operator*(const fvar<T>& x, const fvar<T>& y) {
  return fvar<T>(x.val_ * y.val_, x.d_ * y.val_ + x.val_ * y.d_);
}
 
template <typename T>
inline fvar<T> operator*(double x, const fvar<T>& y) {
  return fvar<T>(x * y.val_, x * y.d_);
}
 
template <typename T>
inline fvar<T> operator*(const fvar<T>& x, double y) {
  return fvar<T>(x.val_ * y, x.d_ * y);
}
 
template <typename T>
inline std::complex<stan::math::fvar<T>> operator*(
    const std::complex<stan::math::fvar<T>>& x,
    const std::complex<stan::math::fvar<T>>& y) {
  return internal::complex_multiply(x, y);
}
 
template <typename T>
inline std::complex<stan::math::fvar<T>> operator*(
    const std::complex<double>& x, const std::complex<stan::math::fvar<T>>& y) {
  return internal::complex_multiply(x, y);
}
 
template <typename T>
inline std::complex<stan::math::fvar<T>> operator*(
    const std::complex<stan::math::fvar<T>>& x, const std::complex<double>& y) {
  return internal::complex_multiply(x, y);
}
 
}  // namespace math
}  // namespace stan
#endif