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| Mirrors > Home > ILE Home > Th. List > nngt0 | Unicode version | ||
| Description: A positive integer is positive. (Contributed by NM, 26-Sep-1999.) |
| Ref | Expression |
|---|---|
| nngt0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nnre 9290 |
. 2
| |
| 2 | nnge1 9306 |
. 2
| |
| 3 | 0lt1 8443 |
. . 3
| |
| 4 | 0re 8316 |
. . . 4
| |
| 5 | 1re 8315 |
. . . 4
| |
| 6 | ltletr 8405 |
. . . 4
| |
| 7 | 4, 5, 6 | mp3an12 1368 |
. . 3
|
| 8 | 3, 7 | mpani 434 |
. 2
|
| 9 | 1, 2, 8 | sylc 62 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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-ltwlin 8282 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: nnap0 9312 nngt0i 9313 nn2ge 9316 nn1gt1 9317 nnsub 9322 nngt0d 9327 nnrecl 9540 nn0ge0 9567 0mnnnnn0 9574 elnnnn0b 9586 elnnz 9633 elnn0z 9636 ztri3or0 9665 nnnle0 9672 nnm1ge0 9711 gtndiv 9720 elpq 10028 elpqb 10029 nnrp 10043 nnledivrp 10146 fzo1fzo0n0 10573 ubmelfzo 10596 adddivflid 10705 flltdivnn0lt 10717 intfracq 10735 zmodcl 10759 zmodfz 10761 zmodid2 10767 m1modnnsub1 10785 expnnval 10957 nnlesq 11058 facdiv 11154 faclbnd 11157 bc0k 11172 ccatval21sw 11351 ccats1pfxeqrex 11465 dvdsval3 12536 nndivdvds 12541 moddvds 12544 evennn2n 12628 nnoddm1d2 12655 divalglemnn 12663 ndvdssub 12675 ndvdsadd 12676 modgcd 12746 sqgcd 12784 lcmgcdlem 12833 qredeu 12853 divdenle 12953 hashgcdlem 12994 oddprm 13016 pythagtriplem12 13032 pythagtriplem13 13033 pythagtriplem14 13034 pythagtriplem16 13036 pythagtriplem19 13039 pc2dvds 13087 fldivp1 13105 modsubi 13176 ballotfilemonn 13199 znnen 13267 exmidunben 13295 mulgnn 13906 mulgnegnn 13912 mulgmodid 13941 znf1o 14958 znidomb 14965 pellexlem1 16005 lgsval4a 16055 lgsne0 16071 gausslemma2dlem1a 16091 clwwlknonccat 16588 |
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