minus.hpp

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#ifndef STAN_MATH_PRIM_FUN_MINUS_HPP
#define STAN_MATH_PRIM_FUN_MINUS_HPP
 
#include <stan/math/prim/meta.hpp>
#include <stan/math/prim/functor/apply_vector_unary.hpp>
 
namespace stan {
namespace math {
 
template <typename T, require_not_std_vector_t<T>* = nullptr>
inline auto minus(T&& x) {
  return make_holder([](auto&& x_) { return -x_; }, std::forward<T>(x));
}
 
template <typename T, require_std_vector_t<T>* = nullptr>
inline auto minus(T&& x) {
  return apply_vector_unary<T>::apply(std::forward<T>(x),
                                      [](auto&& v) { return -v; });
}
 
}  // namespace math
}  // namespace stan
 
#endif