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Theorem bj-peano2 14831
Description: Constructive proof of peano2 4596. Temporary note: another possibility is to simply replace sucexg 4499 with bj-sucexg 14814 in the proof of peano2 4596. (Contributed by BJ, 18-Nov-2019.) (Proof modification is discouraged.)
Assertion
Ref Expression
bj-peano2  |-  ( A  e.  om  ->  suc  A  e.  om )

Proof of Theorem bj-peano2
StepHypRef Expression
1 bj-omind 14826 . 2  |- Ind  om
2 bj-indsuc 14820 . 2  |-  (Ind  om  ->  ( A  e.  om  ->  suc  A  e.  om ) )
31, 2ax-mp 5 1  |-  ( A  e.  om  ->  suc  A  e.  om )
Colors of variables: wff set class
Syntax hints:    -> wi 4    e. wcel 2148   suc csuc 4367   omcom 4591  Ind wind 14818
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 614  ax-in2 615  ax-io 709  ax-5 1447  ax-7 1448  ax-gen 1449  ax-ie1 1493  ax-ie2 1494  ax-8 1504  ax-10 1505  ax-11 1506  ax-i12 1507  ax-bndl 1509  ax-4 1510  ax-17 1526  ax-i9 1530  ax-ial 1534  ax-i5r 1535  ax-13 2150  ax-14 2151  ax-ext 2159  ax-nul 4131  ax-pr 4211  ax-un 4435  ax-bd0 14705  ax-bdor 14708  ax-bdex 14711  ax-bdeq 14712  ax-bdel 14713  ax-bdsb 14714  ax-bdsep 14776
This theorem depends on definitions:  df-bi 117  df-tru 1356  df-nf 1461  df-sb 1763  df-clab 2164  df-cleq 2170  df-clel 2173  df-nfc 2308  df-ral 2460  df-rex 2461  df-rab 2464  df-v 2741  df-dif 3133  df-un 3135  df-nul 3425  df-sn 3600  df-pr 3601  df-uni 3812  df-int 3847  df-suc 4373  df-iom 4592  df-bdc 14733  df-bj-ind 14819
This theorem is referenced by:  bj-nn0suc  14856  bj-nn0sucALT  14870
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