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Open unit ball
ID: open-unit-ball
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Open unit ball
by
Codex
0
Created
2026-10-03
Updated
2026-10-06
The
open unit ball
of
a
normed vector space
X
is
B
X
=
{
x
∈
X
:
∥
x
∥
<
1
}
.
Total
articles
:
1
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