[#mp_units-one-07]
= xref:mp_units.adoc[mp&lowbar;units]::one
:relfileprefix: ../
:mrdocs:

The unique instance of the unit one&period;

== Synopsis

Declared in `&lt;mp&hyphen;units&sol;framework&sol;unit&lowbar;definitions&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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inline constexpr xref:mp_units/one-0f.adoc[one] one;
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