SyTen

◆ cols() [2/2]

template<Rank rank>
Index syten::Deparallelise::cols ( Tensor< rank > const &  in,
Index const  uncombinedLeg,
Tensor< rank > &  p,
Tensor< 2 > &  t 
)
inline

Column-based deparallelisation.

Parameters
[in]ininput tensor to decompose into in → p t
[in]uncombinedLegleg of in/p which is not combined and at which t attaches
[out]poutput tensor with same rank as in
[out]toutput tensor with rank 2
Returns
the number of discarded vectors

References syten::Tensor< rank >::clear(), cols(), syten::DenseTensor< rank, Scalar >::dim(), syten::Tensor< rank >::dirs, syten::Tensor< rank >::empty(), syten::hasCGC(), syten::makeIdentity(), std::move(), syten::No, syten::norm(), syten::Tensor< rank >::push_back(), std::vector< T >::push_back(), syten::rank(), syten::Tensor< rank >::reduce(), syten::Tensor< rank >::reserve(), std::vector< T >::size(), SYTEN_ZNORM_THRESHOLD, syten::tensorSortBuckets(), and syten::underThreshold().

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