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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 9590 |
. 2
| |
| 2 | nn0addcl 9609 |
. 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 4251 ax-cnex 8276 ax-resscn 8277 ax-1cn 8278 ax-1re 8279 ax-icn 8280 ax-addcl 8281 ax-addrcl 8282 ax-mulcl 8283 ax-addcom 8285 ax-addass 8287 ax-i2m1 8290 ax-0id 8293 |
| 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 4132 df-iota 5340 df-fv 5388 df-ov 6091 df-inn 9314 df-n0 9575 |
| This theorem is used by: peano2z 9689 nn0split 10559 fzonn0p1p1 10647 elfzom1p1elfzo 10648 frecfzennn 10883 leexp2r 11050 facdiv 11197 facwordi 11199 faclbnd 11200 faclbnd2 11201 faclbnd3 11202 faclbnd6 11203 bcnp1n 11218 bcp1m1 11224 bcpasc 11225 hashfz 11283 hashf1 11308 ffz0iswrdnn0 11352 pfxccatpfx2 11530 pfxccat3a 11531 bcxmas 12280 geolim 12302 geo2sum 12305 mertenslemub 12325 mertenslemi1 12326 mertenslem2 12327 mertensabs 12328 efcllemp 12449 eftlub 12481 efsep 12482 effsumlt 12483 nn0ob 12699 nn0oddm1d2 12700 bitsp1 12742 nn0seqcvgd 12843 algcvg 12850 pwbdvdseulemle 12970 2sqpwodd 12980 nonsq 13011 pcprendvds 13097 pcpremul 13100 pcdvdsb 13127 4sqlem11 13208 ennnfonelemp1 13354 ennnfonelemkh 13360 ennnfonelemim 13372 gsump1 14246 assamulgscmlem2 15150 elply2 15978 plyaddlem1 15990 plymullem1 15991 plycoeid3 16000 plycolemc 16001 dvply1 16008 dvply2g 16009 perfectlem1 16316 bcp1ctr 16323 2lgslem3d1 16441 clwwlknonex2lem2 16901 eupth2lemsfi 16941 |
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