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Projective determinacy
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PD
)
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Foundations of mathematics
Set theory
Descriptive set theory
Infinite game of perfect information
Determined infinite game
Axiom of determinacy
2026-09-28
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Projective
determinacy
states that every
infinite game of perfect information
whose payoff is
a
projective set
is determined.
Ancestors
(9)
Axiom of determinacy
Determined infinite game
Infinite game of perfect information
Descriptive set theory
Set theory
Foundations of mathematics
Area of mathematics
Mathematics
Home
Incoming links
(2)
Past exam of the mathematics course of the University of Cambridge
/
2021
/
iii
/
Paper 158
/
3
/
i
/
Solution
Projective determinacy collapses the inner-model omega-one
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