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| Mirrors > Home > ILE Home > Th. List > peano2nn0 | Unicode version | ||
| Description: Second Peano postulate for nonnegative integers. (Contributed by NM, 9-May-2004.) |
| Ref | Expression |
|---|---|
| peano2nn0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1nn0 9512 |
. 2
| |
| 2 | nn0addcl 9531 |
. 2
| |
| 3 | 1, 2 | mpan2 425 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2214 ax-sep 4228 ax-cnex 8218 ax-resscn 8219 ax-1cn 8220 ax-1re 8221 ax-icn 8222 ax-addcl 8223 ax-addrcl 8224 ax-mulcl 8225 ax-addcom 8227 ax-addass 8229 ax-i2m1 8232 ax-0id 8235 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ral 2525 df-rex 2526 df-rab 2529 df-v 2815 df-un 3215 df-in 3217 df-ss 3224 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-int 3950 df-br 4110 df-iota 5312 df-fv 5360 df-ov 6053 df-inn 9238 df-n0 9497 |
| This theorem is referenced by: peano2z 9613 nn0split 10470 fzonn0p1p1 10558 elfzom1p1elfzo 10559 frecfzennn 10788 leexp2r 10955 facdiv 11100 facwordi 11102 faclbnd 11103 faclbnd2 11104 faclbnd3 11105 faclbnd6 11106 bcnp1n 11121 bcp1m1 11127 bcpasc 11128 hashfz 11186 ffz0iswrdnn0 11251 pfxccatpfx2 11429 pfxccat3a 11430 bcxmas 12175 geolim 12197 geo2sum 12200 mertenslemub 12220 mertenslemi1 12221 mertenslem2 12222 mertensabs 12223 efcllemp 12344 eftlub 12376 efsep 12377 effsumlt 12378 nn0ob 12594 nn0oddm1d2 12595 bitsp1 12637 nn0seqcvgd 12738 algcvg 12745 pw2dvdseulemle 12864 2sqpwodd 12873 nonsq 12904 pcprendvds 12988 pcpremul 12991 pcdvdsb 13018 4sqlem11 13099 ennnfonelemp1 13157 ennnfonelemkh 13163 ennnfonelemim 13175 elply2 15600 plyaddlem1 15612 plymullem1 15613 plycoeid3 15622 plycolemc 15623 dvply1 15630 dvply2g 15631 perfectlem1 15867 2lgslem3d1 15973 clwwlknonex2lem2 16433 eupth2lemsfi 16473 gfsump1 16868 |
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