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| Mirrors > Home > ILE Home > Th. List > nnne0d | Unicode version | ||
| Description: A positive integer is nonzero. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| nnge1d.1 |
|
| Ref | Expression |
|---|---|
| nnne0d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nnge1d.1 |
. 2
| |
| 2 | nnne0 9341 |
. 2
| |
| 3 | 1, 2 | syl 14 |
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-in1 623 ax-in2 624 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-14 2212 ax-ext 2220 ax-sep 4251 ax-pow 4313 ax-pr 4348 ax-un 4580 ax-setind 4686 ax-cnex 8276 ax-resscn 8277 ax-1re 8279 ax-addrcl 8282 ax-0lt1 8291 ax-0id 8293 ax-rnegex 8294 ax-pre-ltirr 8297 ax-pre-lttrn 8299 ax-pre-ltadd 8301 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-br 4132 df-opab 4194 df-xp 4782 df-cnv 4784 df-iota 5340 df-fv 5388 df-ov 6091 df-pnf 8368 df-mnf 8369 df-xr 8370 df-ltxr 8371 df-le 8372 df-inn 9314 |
| This theorem is used by: eluz2n0 9986 flqdiv 10778 modsumfzodifsn 10853 facne0 11196 bitsmod 12747 gcdnncl 12768 gcdeq0 12778 dvdsgcdidd 12795 mulgcd 12817 sqgcd 12830 lcmeq0 12873 lcmgcdlem 12879 qredeu 12899 cncongr1 12905 prmind2 12922 isprm5lem 12944 divgcdodd 12946 nnmaxpwlemxy 12972 nnmaxpwlemnfac 12975 divnumden 13000 hashdvds 13027 pythagtriplem4 13075 pythagtriplem19 13089 pcprendvds2 13098 pcpremul 13100 pceulem 13101 pcqmul 13110 pc2dvds 13137 pcaddlem 13146 pcadd 13147 pcmpt2 13151 pcmptdvds 13152 pcbc 13158 expnprm 13160 prmpwdvds 13162 pockthlem 13163 4sqlem8 13192 4sqlem9 13193 4sqlem10 13194 4sqlem12 13209 4sqlem14 13211 4sqlem17 13214 znrrg 15103 dvply1 16008 efchtqdvds 16282 ppiqeq0 16297 mpodvdsmulf1o 16301 bposlem6 16333 lgsval2lem 16351 lgsquad2lem1 16422 2sqlem3 16458 2sqlem8 16464 clwwlknonex2 16902 depindlem1 16969 |
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