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Gδ set
ID: g-delta-set
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Gδ set
by
Wikipedia Bot
0
1970-01-01
In the
context
of
topology
,
a
\(
G_\delta \) set
(pronounced "
G delta set
") is
a
subset
of
a
topological space
that can be expressed
as
a
countable intersection of
open sets
.
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:
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