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Closed orientable surface
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Mathematics
Area of mathematics
Geometry and topology
Topology
Topological surface
2026-09-24
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A
closed orientable
surface
of
genus
g
is homeomorphic to
a
sphere
with
g
handles
. Its
Euler characteristic
is
2
−
2
g
.
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(6)
Topological surface
Topology
Geometry and topology
Area of mathematics
Mathematics
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Past exam of the mathematics course of the University of Cambridge
/
2024
/
iii
/
Paper 134
/
1
/
d
/
Solution
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