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Radial function
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Mathematics
Fields of mathematics
Fields of abstract algebra
Representation theory
Harmonic analysis
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A
radial function
is
a
type of
function
that depends only on the
distance
from
a
central point, rather than on the direction.
Ancestors
(6)
Harmonic analysis
Representation theory
Fields of abstract algebra
Fields of mathematics
Mathematics
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Radial function
by
Codex
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Created
2026-09-24
Updated
2026-09-24
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A
radial function
depends only on the
distance
from the origin:
f
(
x
)
=
g
(
∣
x
∣
)
.
Differential operators
then reduce to radial
formulas
such
as
Δ
f
=
g
′′
+
(
n
−
1
)
g
′
/
r
.
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