rows_dot_self.hpp

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#ifndef STAN_MATH_OPENCL_PRIM_ROWS_DOT_SELF_HPP
#define STAN_MATH_OPENCL_PRIM_ROWS_DOT_SELF_HPP
#ifdef STAN_OPENCL
#include <stan/math/opencl/kernel_generator.hpp>
#include <stan/math/opencl/prim/sum.hpp>
#include <stan/math/prim/meta.hpp>
#include <stan/math/prim/err/check_vector.hpp>
#include <stan/math/prim/err/check_matching_sizes.hpp>
 
namespace stan {
namespace math {
 
template <typename T_a,
          require_all_kernel_expressions_and_none_scalar_t<T_a>* = nullptr>
inline auto rows_dot_self(T_a&& a) {
  return rowwise_sum(square(std::forward<T_a>(a)));
}
 
}  // namespace math
}  // namespace stan
 
#endif
#endif