packing.hpp expected span string serif/solver/normalization/diagonal.hpp src/include/serif/solver/normalization/computations.hpp src/lib/serif/solver/normalization/packing.cpp serif serif::solver serif::solver::normalization serif::solver::normalization::detail #pragmaonce #include<expected> #include<span> #include<string> #include"serif/solver/normalization/diagonal.hpp" namespaceserif::solver::normalization::detail { [[nodiscard]]std::expected<DiagonalNormalization,std::string>pack_normalization(std::span<conststd::span<constdouble>>states,std::span<conststd::span<constdouble>>residuals); }