[#mp_units-cartesian_vector-08-magnitude] = xref:mp_units.adoc[mp_units]::xref:mp_units/cartesian_vector-08.adoc[cartesian_vector]::magnitude :relfileprefix: ../../ :mrdocs: == Synopsis Declared in `<mp‐units/cartesian_vector.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- [[nodiscard]] constexpr auto magnitude() const requires requires(T t) { requires requires { hypot(t, t, t); } || requires { std::hypot(t, t, t); }; }; ---- == Return Value [NOTE] ==== The return value https://en.cppreference.com/cpp/language/attributes/nodiscard[should not be discarded^]. ==== [.small]#Created with https://www.mrdocs.com[MrDocs]#