block_tensor_permute.hpp File Reference

Defines zero-copy bosonic BlockTensor factor permutations. More...

#include <uni20/symmetry/block_tensor_concepts.hpp>
#include <uni20/symmetry/block_tensor_mapped_view.hpp>
#include <array>
#include <cstddef>
#include <tuple>
#include <type_traits>
#include <utility>

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Namespaces
namespace	uni20

Typedefs
template<class SourceTensor , std::size_t... Axis>
using	uni20::BlockTensorPermutationView = typename detail::PermutationViewTraits< SourceTensor, Axis... >::type
	Zero-copy bosonic permutation of factors within each morphism side.

Functions
template<class Tensor > requires BlockTensorView<Tensor> && requires(Tensor& tensor) { detail::as_block_tensor_view_impl(tensor, std::make_index_sequence<block_tensor_type_t<Tensor>::order()>{}); }
auto	uni20::as_block_tensor_view (Tensor &tensor)
	Materialize a borrowed identity view over an existing BlockTensor view.
template<std::size_t... Axis, class Tensor > requires (!std::is_lvalue_reference_v<Tensor &&> && detail::SidePreservingPermutation<Tensor, Axis...> && !BorrowedBlockTensorView<Tensor>)
auto	uni20::permute (Tensor &&)=delete
	Permute a temporary borrowed BlockTensor view without retaining the intermediate view.
template<std::size_t... Axis, BorrowedBlockTensorView Tensor> requires (!std::is_lvalue_reference_v<Tensor &&> && detail::SidePreservingPermutation<Tensor, Axis...>)
auto	uni20::permute (Tensor &&tensor)
	Permute a temporary borrowed BlockTensor view without retaining the intermediate view.
template<std::size_t... Axis, class Tensor > requires detail::SidePreservingPermutation<Tensor, Axis...>
auto	uni20::permute (Tensor &tensor) -> BlockTensorPermutationView< Tensor, Axis... >
	Permute bosonic BlockTensor factors without moving numerical payload.

Detailed Description

Defines zero-copy bosonic BlockTensor factor permutations.