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erdos_590.variants.two

Specification

Specker [Sp57] proved that when $α=ω^2$ any red/blue colouring of the edges of $K_α$ there is either a red $K_α$ or a blue $K_3$.

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Lean 4 Statement 
theorem erdos_590.variants.two : OrdinalCardinalRamsey (ω ^ 2) (ω ^ 2) 3
ID: ErdosProblems__590__erdos_590.variants.two
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