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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 9579 |
. 2
| |
| 2 | nn0addcl 9598 |
. 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 9305 df-n0 9564 |
| This theorem is used by: peano2z 9680 nn0split 10543 fzonn0p1p1 10631 elfzom1p1elfzo 10632 frecfzennn 10863 leexp2r 11030 facdiv 11176 facwordi 11178 faclbnd 11179 faclbnd2 11180 faclbnd3 11181 faclbnd6 11182 bcnp1n 11197 bcp1m1 11203 bcpasc 11204 hashfz 11262 hashf1 11287 ffz0iswrdnn0 11331 pfxccatpfx2 11509 pfxccat3a 11510 bcxmas 12256 geolim 12278 geo2sum 12281 mertenslemub 12301 mertenslemi1 12302 mertenslem2 12303 mertensabs 12304 efcllemp 12425 eftlub 12457 efsep 12458 effsumlt 12459 nn0ob 12675 nn0oddm1d2 12676 bitsp1 12718 nn0seqcvgd 12819 algcvg 12826 pw2dvdseulemle 12945 2sqpwodd 12954 nonsq 12985 pcprendvds 13069 pcpremul 13072 pcdvdsb 13099 4sqlem11 13180 ennnfonelemp1 13297 ennnfonelemkh 13303 ennnfonelemim 13315 gsump1 14157 assamulgscmlem2 15042 elply2 15836 plyaddlem1 15848 plymullem1 15849 plycoeid3 15858 plycolemc 15859 dvply1 15866 dvply2g 15867 perfectlem1 16113 2lgslem3d1 16219 clwwlknonex2lem2 16679 eupth2lemsfi 16719 |
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