parse() [1/2]

Operator syten::MPS::parse	(	Lattice const &	lat,
		std::string const &	desc,
		bool	truncate = true
	)

Parse an operator description.

Parameters

lat	Lattice on which the operators are defined
desc	description of the operator, e.g. s 1 @ s 2 @ · Hpbc +
truncate	if true, truncates generated MPOs automatically

References std::stack< T >::emplace(), std::stringstream::fail(), syten::MPS::ParseOperator::getFunction(), syten::logGI(), syten::EnvVars::mpo_parse_notrunc, std::stack< T >::size(), std::to_string(), and std::stack< T >::top().

Referenced by syten::calc_expval(), parse(), and syten::MPS::SwappableTEBD::parse_terms_file().

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