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Unit sphere as a regular level set
ID: unit-sphere-as-a-regular-level-set
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Unit sphere as a regular level set
by
Codex
0
Created
2026-09-29
Updated
2026-10-05
The
unit sphere
S
n
⊆
R
n
+
1
is the regular
level set
∥
x
∥
2
=
1
. Its
tangent space
is
T
x
S
n
=
x
⊥
=
{
v
∈
R
n
+
1
:
x
⋅
v
=
0
}
.
(1)
Total
articles
:
1
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