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arxiv: math/9805150 · v1 · submitted 1998-05-15 · 🧮 math.CO

Regressive Ramsey numbers are Ackermannian

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keywords ackermannianfactnumbersramseyregressiveelementaryfirstgive
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We give an elementary proof of the fact that regressive Ramsey numbers are Ackermannian. This fact was first proved by Kanamori and McAloon with mathematical logic techniques.

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