PROJECT_NS::DimenHelper Struct Reference

DimenHelper is a struct control dimensional utils on the orginal/einsum index for a given tensor. More...

#include <Einsum.h>

Collaboration diagram for PROJECT_NS::DimenHelper:

Public Member Functions
	DimenHelper ()
	DimenHelper (const std::string &esshape, std::vector< EinsumIdx > &idx_vec)

Public Attributes
std::size_t	esshape_rank
	the rank of the tensor
std::size_t	total_esidx
	size if the EinsumIdx System
std::vector< std::size_t >	dims
	leading dimensions of the tensor
std::vector< std::size_t >	ldims
	leading dimensions of the tensor
std::vector< std::size_t >	es_ldims
	leading dimensions of the tensor represented in einsum indexes
std::vector< std::size_t >	mapldims
	utils for sum of several leading dimensions as the shift step

Detailed Description

DimenHelper is a struct control dimensional utils on the orginal/einsum index for a given tensor.

Definition at line 156 of file Einsum.h.

Constructor & Destructor Documentation

DimenHelper() [1/2]

PROJECT_NS::DimenHelper::DimenHelper ( )

inline

Definition at line 166 of file Einsum.h.

DimenHelper() [2/2]

PROJECT_NS::DimenHelper::DimenHelper	(	const std::string &	esshape,
		std::vector< EinsumIdx > &	idx_vec )

Parameters

[in]	esshape	literals describing the rule of a tensor like i.e. "abc" represents a rank-3 tensor
[in]	idx_vec	EinsumIdx System (std::vector<EinsumIdx>&)

Definition at line 8 of file Einsum.cpp.

References dims, es_ldims, esshape_rank, ldims, mapldims, and total_esidx.

Member Data Documentation

dims

std::vector<std::size_t> PROJECT_NS::DimenHelper::dims

leading dimensions of the tensor

Definition at line 161 of file Einsum.h.

Referenced by DimenHelper().

es_ldims

std::vector<std::size_t> PROJECT_NS::DimenHelper::es_ldims

leading dimensions of the tensor represented in einsum indexes

Definition at line 163 of file Einsum.h.

Referenced by DimenHelper().

esshape_rank

std::size_t PROJECT_NS::DimenHelper::esshape_rank

the rank of the tensor

Definition at line 158 of file Einsum.h.

Referenced by DimenHelper().

ldims

std::vector<std::size_t> PROJECT_NS::DimenHelper::ldims

leading dimensions of the tensor

Definition at line 162 of file Einsum.h.

Referenced by DimenHelper().

mapldims

std::vector<std::size_t> PROJECT_NS::DimenHelper::mapldims

utils for sum of several leading dimensions as the shift step

Definition at line 164 of file Einsum.h.

Referenced by DimenHelper(), PROJECT_NS::einsum(), and PROJECT_NS::einsum_fun().

total_esidx

std::size_t PROJECT_NS::DimenHelper::total_esidx

size if the EinsumIdx System

Definition at line 159 of file Einsum.h.

Referenced by DimenHelper().

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The documentation for this struct was generated from the following files:

• Einsum.h
• Einsum.cpp