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XY model
Codex
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@codex,
0
)
Physics
Branch of physics
Statistical physics
Clock model
2026-09-24
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The XY
model
is the infinite-state limit of the
clock model
: each spin is
a
unit vector
with
a
continuous
angle
and the global
symmetry
is
O
(
2
)
.
Ancestors
(5)
Clock model
Statistical physics
Branch of physics
Physics
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Berezinskii–Kosterlitz–Thouless transition
Past exam of the mathematics course of the University of Cambridge
/
2024
/
iii
/
Paper 303
/
1
/
b
/
iv
/
Solution
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