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Proof that π is irrational
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Proof that π is irrational
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proofs that is irrational Lambert's proof first to prove being irrational in the 1760s elementary proof that is irrational elementary proof of the irrationality of proof that π is irrational irrationality of Proof that is irrational prove that π is irrational proof that is irrational
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clgr:Johann_Heinrich_Lambert
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