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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 9334 |
. 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 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-cnex 8270 ax-resscn 8271 ax-1re 8273 ax-addrcl 8276 ax-0lt1 8285 ax-0id 8287 ax-rnegex 8288 ax-pre-ltirr 8291 ax-pre-lttrn 8293 ax-pre-ltadd 8295 |
| 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 4131 df-opab 4193 df-xp 4780 df-cnv 4782 df-iota 5337 df-fv 5385 df-ov 6088 df-pnf 8362 df-mnf 8363 df-xr 8364 df-ltxr 8365 df-le 8366 df-inn 9307 |
| This theorem is used by: eluz2n0 9980 flqdiv 10771 modsumfzodifsn 10846 facne0 11189 bitsmod 12739 gcdnncl 12760 gcdeq0 12770 dvdsgcdidd 12787 mulgcd 12809 sqgcd 12822 lcmeq0 12865 lcmgcdlem 12871 qredeu 12891 cncongr1 12897 prmind2 12914 isprm5lem 12936 divgcdodd 12938 nnmaxpwlemxy 12964 nnmaxpwlemnfac 12967 divnumden 12992 hashdvds 13019 pythagtriplem4 13067 pythagtriplem19 13081 pcprendvds2 13090 pcpremul 13092 pceulem 13093 pcqmul 13102 pc2dvds 13129 pcaddlem 13138 pcadd 13139 pcmpt2 13143 pcmptdvds 13144 pcbc 13150 expnprm 13152 prmpwdvds 13154 pockthlem 13155 4sqlem8 13184 4sqlem9 13185 4sqlem10 13186 4sqlem12 13201 4sqlem14 13203 4sqlem17 13206 znrrg 15044 dvply1 15915 ppiqeq0 16182 mpodvdsmulf1o 16185 lgsval2lem 16227 lgsquad2lem1 16298 2sqlem3 16334 2sqlem8 16340 clwwlknonex2 16778 depindlem1 16845 |
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