[#mp_units-quantity_point-08-quantity_ref_from-0c]
= xref:mp_units.adoc[mp_units]::xref:mp_units/quantity_point-08.adoc[quantity_point]::quantity_ref_from
:relfileprefix: ../../
:mrdocs:

== Synopsis

Declared in `<mp‐units/framework/quantity_point.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<xref:mp_units/PointOrigin.adoc[PointOrigin] PO2>
requires (PO2{} == point_origin)
constexpr
xref:mp_units/quantity_point-08/quantity_type.adoc[quantity_type] const&&
quantity_ref_from(PO2) const && noexcept = delete;
----


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