TheoremBase

A Sum of Natural Numbers Exceeds Each Summand and Is Not One

For natural numbers a and b, the sum a+b is strictly greater than a and differs from 1.

Statement

In the setting of The Natural Numbers and the Natural Numbers with Zero: Arithmetic, Order, Induction and Recursion, let a,b∈Na,b\in\mathbb{N}.

a<a+ba<a+b.

a+b≠1a+b\neq1.

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