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Thomson principle
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Markov chain
Random walk
Random walk on a graph
Weighted graph
Electrical network
Effective resistance
2026-09-24
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Thomson principle
says that
effective resistance
is the minimum
energy
among unit
flows
from
a
to
z
:
R
eff
(
a
,
z
)
=
in
f
θ
∑
e
c
(
e
)
θ
(
e
)
2
.
(1)
Ancestors
(12)
Effective resistance
Electrical network
Weighted graph
Random walk on a graph
Random walk
Markov chain
Markov process
Probability theory
Probability and statistics
Area of mathematics
Mathematics
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(2)
Past exam of the mathematics course of the University of Cambridge
/
2025
/
iii
/
Paper 215
/
5
/
a
/
Solution
Thomson principle
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