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Dfeuer/Natural Numbers Satisfy Peano Axioms
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Theorem
The natural numbers satisfy the Peano axioms.
Proof
User:Dfeuer/Zero is Natural Number
User:Dfeuer/Successor of Natural Number is Natural Number
User:Dfeuer/Zero has no Predecessor
User:Dfeuer/Successor Mapping is Injective
User:Dfeuer/Principle of Mathematical Induction
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