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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 9691 nn0split 10560 fzonn0p1p1 10648 elfzom1p1elfzo 10649 frecfzennn 10884 leexp2r 11051 facdiv 11198 facwordi 11200 faclbnd 11201 faclbnd2 11202 faclbnd3 11203 faclbnd6 11204 bcnp1n 11219 bcp1m1 11225 bcpasc 11226 hashfz 11284 hashf1 11309 ffz0iswrdnn0 11353 pfxccatpfx2 11531 pfxccat3a 11532 bcxmas 12281 geolim 12303 geo2sum 12306 mertenslemub 12326 mertenslemi1 12327 mertenslem2 12328 mertensabs 12329 efcllemp 12450 eftlub 12482 efsep 12483 effsumlt 12484 nn0ob 12700 nn0oddm1d2 12701 bitsp1 12743 nn0seqcvgd 12844 algcvg 12851 pwbdvdseulemle 12971 2sqpwodd 12981 nonsq 13012 pcprendvds 13098 pcpremul 13101 pcdvdsb 13128 4sqlem11 13209 ennnfonelemp1 13355 ennnfonelemkh 13361 ennnfonelemim 13373 gsump1 14247 assamulgscmlem2 15151 elply2 15961 plyaddlem1 15973 plymullem1 15974 plycoeid3 15983 plycolemc 15984 dvply1 15991 dvply2g 15992 perfectlem1 16299 bcp1ctr 16306 2lgslem3d1 16424 clwwlknonex2lem2 16884 eupth2lemsfi 16924 |
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