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Past exam of the options I course of the University of Oxford
/
2010
/
E
/
E1
/
a
/
iii
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Options I course of the University of Oxford
Past exam of the options I course of the University of Oxford
2010
E
E1
a
2026-10-31
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Solution
iii
Solution
0
0
0
iii
The
closure
of
A
is the smallest closed
subset
of
X
containing it:
A
=
⋂
{
F
⊆
X
:
F
closed and
A
⊆
F
}
.
(1)
Equivalently,
a
point belongs to
A
exactly when every open neighborhood of it meets
A
.
Ancestors
(13)
a
E1
E
2010
Past exam of the options I course of the University of Oxford
Options I course of the University of Oxford
Year 2 of the mathematics course of the University of Oxford
Mathematics course of the University of Oxford
Undergraduate course of the University of Oxford
Course of the University of Oxford
University of Oxford
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