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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 9583 |
. 2
| |
| 2 | nn0addcl 9602 |
. 2
| |
| 3 | 1, 2 | mpan2 429 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 ax-sep 4249 ax-cnex 8270 ax-resscn 8271 ax-1cn 8272 ax-1re 8273 ax-icn 8274 ax-addcl 8275 ax-addrcl 8276 ax-mulcl 8277 ax-addcom 8279 ax-addass 8281 ax-i2m1 8284 ax-0id 8287 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-br 4131 df-iota 5337 df-fv 5385 df-ov 6088 df-inn 9307 df-n0 9568 |
| This theorem is used by: peano2z 9684 nn0split 10553 fzonn0p1p1 10641 elfzom1p1elfzo 10642 frecfzennn 10876 leexp2r 11043 facdiv 11190 facwordi 11192 faclbnd 11193 faclbnd2 11194 faclbnd3 11195 faclbnd6 11196 bcnp1n 11211 bcp1m1 11217 bcpasc 11218 hashfz 11276 hashf1 11301 ffz0iswrdnn0 11345 pfxccatpfx2 11523 pfxccat3a 11524 bcxmas 12272 geolim 12294 geo2sum 12297 mertenslemub 12317 mertenslemi1 12318 mertenslem2 12319 mertensabs 12320 efcllemp 12441 eftlub 12473 efsep 12474 effsumlt 12475 nn0ob 12691 nn0oddm1d2 12692 bitsp1 12734 nn0seqcvgd 12835 algcvg 12842 pwbdvdseulemle 12962 2sqpwodd 12972 nonsq 13003 pcprendvds 13089 pcpremul 13092 pcdvdsb 13119 4sqlem11 13200 ennnfonelemp1 13346 ennnfonelemkh 13352 ennnfonelemim 13364 gsump1 14206 assamulgscmlem2 15091 elply2 15885 plyaddlem1 15897 plymullem1 15898 plycoeid3 15907 plycolemc 15908 dvply1 15915 dvply2g 15916 perfectlem1 16197 bcp1ctr 16204 2lgslem3d1 16317 clwwlknonex2lem2 16777 eupth2lemsfi 16817 |
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