| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > nnne0d | GIF version | ||
| Description: A positive integer is nonzero. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| nnge1d.1 | ⊢ (𝜑 → 𝐴 ∈ ℕ) |
| Ref | Expression |
|---|---|
| nnne0d | ⊢ (𝜑 → 𝐴 ≠ 0) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nnge1d.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℕ) | |
| 2 | nnne0 9311 | . 2 ⊢ (𝐴 ∈ ℕ → 𝐴 ≠ 0) | |
| 3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → 𝐴 ≠ 0) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2209 ≠ wne 2420 0cc0 8169 ℕcn 9283 |
| This theorem was proved from 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 4244 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-cnex 8260 ax-resscn 8261 ax-1re 8263 ax-addrcl 8266 ax-0lt1 8275 ax-0id 8277 ax-rnegex 8278 ax-pre-ltirr 8281 ax-pre-lttrn 8283 ax-pre-ltadd 8285 |
| This theorem 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 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-br 4126 df-opab 4188 df-xp 4775 df-cnv 4777 df-iota 5332 df-fv 5380 df-ov 6078 df-pnf 8352 df-mnf 8353 df-xr 8354 df-ltxr 8355 df-le 8356 df-inn 9284 |
| This theorem is referenced by: eluz2n0 9950 flqdiv 10736 modsumfzodifsn 10811 facne0 11153 bitsmod 12701 gcdnncl 12722 gcdeq0 12732 dvdsgcdidd 12749 mulgcd 12771 sqgcd 12784 lcmeq0 12827 lcmgcdlem 12833 qredeu 12853 cncongr1 12859 prmind2 12876 isprm5lem 12897 divgcdodd 12899 oddpwdclemxy 12925 oddpwdclemodd 12928 divnumden 12952 hashdvds 12977 pythagtriplem4 13025 pythagtriplem19 13039 pcprendvds2 13048 pcpremul 13050 pceulem 13051 pcqmul 13060 pc2dvds 13087 pcaddlem 13096 pcadd 13097 pcmpt2 13101 pcmptdvds 13102 pcbc 13108 expnprm 13110 prmpwdvds 13112 pockthlem 13113 4sqlem8 13142 4sqlem9 13143 4sqlem10 13144 4sqlem12 13159 4sqlem14 13161 4sqlem17 13164 znrrg 14967 dvply1 15789 mpodvdsmulf1o 16018 lgsval2lem 16043 lgsquad2lem1 16114 2sqlem3 16150 2sqlem8 16156 clwwlknonex2 16594 depindlem1 16661 |
| Copyright terms: Public domain | W3C validator |