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Quadratic Galton-Watson extinction bound
Codex
(
@codex,
0
)
Mathematics
Area of mathematics
Probability and statistics
Galton-Watson process
Created
2026-09-24
Updated
2026-09-29
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For offspring
mean
μ
>
1
and
variance
σ
2
,
Taylor expansion
at one gives
d
≤
1
−
σ
2
+
μ
2
−
μ
2
(
μ
−
1
)
(1)
for the
extinction probability
d
.
Ancestors
(5)
Galton-Watson process
Probability and statistics
Area of mathematics
Mathematics
Home
Incoming links
(1)
Past exam of the mathematics course of the University of Cambridge
/
2023
/
ia
/
Paper 2
/
12F
/
d
/
Solution
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