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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 9244 |
. 2
| |
| 2 | nnge1 9260 |
. 2
| |
| 3 | 0lt1 8400 |
. . 3
| |
| 4 | 0re 8274 |
. . . 4
| |
| 5 | 1re 8273 |
. . . 4
| |
| 6 | ltletr 8363 |
. . . 4
| |
| 7 | 4, 5, 6 | mp3an12 1364 |
. . 3
|
| 8 | 3, 7 | mpani 430 |
. 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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-sep 4228 ax-pow 4287 ax-pr 4322 ax-un 4554 ax-setind 4659 ax-cnex 8218 ax-resscn 8219 ax-1re 8221 ax-addrcl 8224 ax-0lt1 8233 ax-0id 8235 ax-rnegex 8236 ax-pre-ltirr 8239 ax-pre-ltwlin 8240 ax-pre-lttrn 8241 ax-pre-ltadd 8243 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-nel 2508 df-ral 2525 df-rex 2526 df-rab 2529 df-v 2815 df-dif 3213 df-un 3215 df-in 3217 df-ss 3224 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-int 3950 df-br 4110 df-opab 4172 df-xp 4755 df-cnv 4757 df-iota 5312 df-fv 5360 df-ov 6053 df-pnf 8310 df-mnf 8311 df-xr 8312 df-ltxr 8313 df-le 8314 df-inn 9238 |
| This theorem is referenced by: nnap0 9266 nngt0i 9267 nn2ge 9270 nn1gt1 9271 nnsub 9276 nngt0d 9281 nnrecl 9494 nn0ge0 9521 0mnnnnn0 9528 elnnnn0b 9540 elnnz 9587 elnn0z 9590 ztri3or0 9619 nnnle0 9626 nnm1ge0 9664 gtndiv 9673 elpq 9981 elpqb 9982 nnrp 9996 nnledivrp 10099 fzo1fzo0n0 10522 ubmelfzo 10545 adddivflid 10652 flltdivnn0lt 10664 intfracq 10682 zmodcl 10706 zmodfz 10708 zmodid2 10714 m1modnnsub1 10732 expnnval 10904 nnlesq 11005 facdiv 11100 faclbnd 11103 bc0k 11118 ccatval21sw 11293 ccats1pfxeqrex 11407 dvdsval3 12477 nndivdvds 12482 moddvds 12485 evennn2n 12569 nnoddm1d2 12596 divalglemnn 12604 ndvdssub 12616 ndvdsadd 12617 modgcd 12687 sqgcd 12725 lcmgcdlem 12774 qredeu 12794 divdenle 12894 hashgcdlem 12935 oddprm 12957 pythagtriplem12 12973 pythagtriplem13 12974 pythagtriplem14 12975 pythagtriplem16 12977 pythagtriplem19 12980 pc2dvds 13028 fldivp1 13046 modsubi 13117 ballotfilemonn 13140 znnen 13149 exmidunben 13177 mulgnn 13843 mulgnegnn 13849 mulgmodid 13878 znf1o 14799 znidomb 14806 pellexlem1 15845 lgsval4a 15895 lgsne0 15911 gausslemma2dlem1a 15931 clwwlknonccat 16428 |
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