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Mirrors > Home > MPE Home > Th. List > peano2zm | Structured version Visualization version Unicode version |
Description: "Reverse" second Peano postulate for integers. (Contributed by NM, 12-Sep-2005.) |
Ref | Expression |
---|---|
peano2zm |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 1z 10995 |
. 2
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2 | zsubcl 11007 |
. 2
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3 | 1, 2 | mpan2 682 |
1
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