All Classes Namespaces Files Functions Variables Typedefs Enumerator Friends Macros Groups
rows_dot_product.hpp
Go to the documentation of this file.
#ifndef STAN_MATH_PRIM_MAT_FUN_ROWS_DOT_PRODUCT_HPP
#define STAN_MATH_PRIM_MAT_FUN_ROWS_DOT_PRODUCT_HPP
#include <stan/math/prim/mat/fun/Eigen.hpp>
#include <stan/math/prim/mat/fun/typedefs.hpp>
#include <stan/math/prim/mat/err/check_matching_sizes.hpp>
namespace stan {
namespace math {
template<int R1, int C1, int R2, int C2>
inline Eigen::Matrix<double, R1, 1>
rows_dot_product(const Eigen::Matrix<double, R1, C1>& v1,
const Eigen::Matrix<double, R2, C2>& v2) {
stan::math::check_matching_sizes("rows_dot_product",
"v1", v1,
"v2", v2);
Eigen::Matrix<double, R1, 1> ret(v1.rows(), 1);
for (size_type j = 0; j < v1.rows(); ++j) {
ret(j) = v1.row(j).dot(v2.row(j));
}
return ret;
}
}
}
#endif
check_matching_sizes.hpp
stan::math::size_type
Eigen::Matrix< double, Eigen::Dynamic, Eigen::Dynamic >::Index size_type
Type for sizes and indexes in an Eigen matrix with double e.
Definition: typedefs.hpp:13
stan::math::check_matching_sizes
bool check_matching_sizes(const char *function, const char *name1, const T_y1 &y1, const char *name2, const T_y2 &y2)
Return true if two structures at the same size.
Definition: check_matching_sizes.hpp:29
Eigen.hpp
stan::math::rows_dot_product
Eigen::Matrix< fvar< T >, R1, 1 > rows_dot_product(const Eigen::Matrix< fvar< T >, R1, C1 > &v1, const Eigen::Matrix< fvar< T >, R2, C2 > &v2)
Definition: rows_dot_product.hpp:18
typedefs.hpp

[ Stan Home Page ] © 2011–2015, Stan Development Team.