operations_vec.h File Reference

#include <stddef.h>
#include <cmath>

Go to the source code of this file.

Namespaces
namespace	ug
	the ug namespace

Functions
template<typename vector_t >
void	ug::VecAssign (vector_t &dest, const vector_t &v1)
	sets dest = v1 entrywise
void	ug::VecExp (double &dest, const double &v)
	calculates elementwise exp
template<typename vector_t >
void	ug::VecExp (vector_t &dest, const vector_t &v)
void	ug::VecHadamardProd (double &dest, const double &v1, const double &v2)
	calculates s = a * b (the Hadamard product)
template<typename vector_t >
void	ug::VecHadamardProd (vector_t &dest, const vector_t &v1, const vector_t &v2)
void	ug::VecLog (double &dest, const double &v)
	calculates elementwise log (natural logarithm)
template<typename vector_t >
void	ug::VecLog (vector_t &dest, const vector_t &v)
double	ug::VecNormSquared (const double &a)
	returns norm_2^2(a)
template<typename vector_t >
double	ug::VecNormSquared (const vector_t &a)
	returns norm_2^2(a)
void	ug::VecNormSquaredAdd (const double &a, double &s)
	calculates s += norm_2^2(a)
template<typename vector_t >
void	ug::VecNormSquaredAdd (const vector_t &a, double &sum)
	calculates s += norm_2^2(a)
double	ug::VecProd (const double &a, const double &b)
	returns scal<a, b>
void	ug::VecProd (const double &a, const double &b, double &s)
	computes scal<a, b>
template<typename vector_t >
double	ug::VecProd (const vector_t &a, const vector_t &b)
	returns scal<a, b>
template<typename vector_t >
void	ug::VecProd (const vector_t &a, const vector_t &b, double &sum)
	calculates s += scal<a, b>
void	ug::VecProdAdd (const double &a, const double &b, double &s)
	calculates s += scal<a, b>
template<typename vector_t >
void	ug::VecProdAdd (const vector_t &a, const vector_t &b, double &s)
void	ug::VecScaleAdd (double &dest, double alpha1, const double &v1, double alpha2, const double &v2)
	calculates dest = alpha1*v1 + alpha2*v2. for doubles
void	ug::VecScaleAdd (double &dest, double alpha1, const double &v1, double alpha2, const double &v2, double alpha3, const double &v3)
	calculates dest = alpha1*v1 + alpha2*v2 + alpha3*v3. for doubles
template<typename vector_t , template< class T > class TE_VEC>
void	ug::VecScaleAdd (TE_VEC< vector_t > &dest, double alpha1, const TE_VEC< vector_t > &v1, double alpha2, const TE_VEC< vector_t > &v2)
	calculates dest = alpha1*v1 + alpha2*v2
template<typename vector_t , template< class T > class TE_VEC>
void	ug::VecScaleAdd (TE_VEC< vector_t > &dest, double alpha1, const TE_VEC< vector_t > &v1, double alpha2, const TE_VEC< vector_t > &v2, double alpha3, const TE_VEC< vector_t > &v3)
	calculates dest = alpha1*v1 + alpha2*v2 + alpha3*v3
void	ug::VecScaleAssign (double &dest, double alpha1, const double &v1)
	calculates dest = alpha1*v1. for doubles
template<typename vector_t >
void	ug::VecScaleAssign (vector_t &dest, double alpha1, const vector_t &v1)
	calculates dest = alpha1*v1