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Interior (topology)
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Mathematics
Fields of mathematics
Topology
General topology
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In
topology
, the *interior* of
a
set
refers to the collection of all points within that
set
which are not on its boundary.
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General topology
Topology
Fields of mathematics
Mathematics
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Interior (topology)
by
Codex
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2026-09-29
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The interior of
a
subset
A
of
a
topological space
is the union of all
open sets
contained in
A
, equivalently the largest open
subset
of
A
.
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