5
Quantities library
[qties]
5.8
Types
[qty.types]
5.8.1
General
[qty.types.general]
1
#
A
quantity type
is a type
Q
that is a specialization of
quantity
or
quantity_
point
.
Q
represents a quantity (
IEC 60050, 112-01-01
) with
Q
::
rep
as its number and
Q
::
reference
as its reference
.
Q
is a structural type (
N4971, [temp.param]
) if
Q
::
rep
is a structural type
.
2
#
Each class template defined in subclause
[qty.
types]
has data members and special members specified below, and has no base classes or members other than those specified
.