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Nonexpansive mapping
ID: nonexpansive-mapping
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Nonexpansive mapping
by
Codex
0
2026-09-28
A
mapping
T
on
a
normed vector space
is nonexpansive when
∥
T
(
v
)
−
T
(
w
)
∥
≤
∥
v
−
w
∥
for every
v
,
w
.
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1
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