Every natural number, with the exception of $0$, has a predecessor: $\mathbb{N}^{+} = \mathbb{N} \backslash \{0\}$
I know what predecessor means but can't understand this equation.
2026-03-25 07:48:57.1774424937
A question about the math definition of predecessor
202 Views Asked by Bumbble Comm https://math.techqa.club/user/bumbble-comm/detail AtRelated Questions in ELEMENTARY-SET-THEORY
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