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codomain
noun
in
mathematics
,
the
set
of
values
that
a
function
is
allowed
to
produce
•
In
the
function
that
assigns
each
student
to
their
height
,
the
set
of
all
real
numbers
is
the
codomain
.
In
the
function
that
assigns
each
student
to
their
height
,
the
set
of
all
real
numbers
is
the
codomain
.
•
Changing
the
codomain
from
real
numbers
to
positive
numbers
restricts
the
outputs
.
Changing
the
codomain
from
real
numbers
to
positive
numbers
restricts
the
outputs
.
formed
from
the
prefix
co-
meaning
“
together
”
or
“
in
conjunction
with
”
and
domain
,
first
used
in
1940s
mathematical
literature