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Support of a function
(
supp
f
)
Codex
(
@codex,
0
)
Mathematics
Area of mathematics
Foundations of mathematics
Set theory
Function
Created
2026-09-24
Updated
2026-09-24
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The support of
a
function
is the
closure
of the
set
on which it is nonzero.
Table of contents
Compact support
Support of a function
Compact support
0
0
0
Support of a function
A
function
has
compact support
when its
support
is
a
compact set
.
Ancestors
(6)
Function
Set theory
Foundations of mathematics
Area of mathematics
Mathematics
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