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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 9149 |
. 2
| |
| 2 | nnge1 9165 |
. 2
| |
| 3 | 0lt1 8305 |
. . 3
| |
| 4 | 0re 8178 |
. . . 4
| |
| 5 | 1re 8177 |
. . . 4
| |
| 6 | ltletr 8268 |
. . . 4
| |
| 7 | 4, 5, 6 | mp3an12 1363 |
. . 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8122 ax-resscn 8123 ax-1re 8125 ax-addrcl 8128 ax-0lt1 8137 ax-0id 8139 ax-rnegex 8140 ax-pre-ltirr 8143 ax-pre-ltwlin 8144 ax-pre-lttrn 8145 ax-pre-ltadd 8147 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-br 4089 df-opab 4151 df-xp 4731 df-cnv 4733 df-iota 5286 df-fv 5334 df-ov 6020 df-pnf 8215 df-mnf 8216 df-xr 8217 df-ltxr 8218 df-le 8219 df-inn 9143 |
| This theorem is referenced by: nnap0 9171 nngt0i 9172 nn2ge 9175 nn1gt1 9176 nnsub 9181 nngt0d 9186 nnrecl 9399 nn0ge0 9426 0mnnnnn0 9433 elnnnn0b 9445 elnnz 9488 elnn0z 9491 ztri3or0 9520 nnnle0 9527 nnm1ge0 9565 gtndiv 9574 elpq 9882 elpqb 9883 nnrp 9897 nnledivrp 10000 fzo1fzo0n0 10421 ubmelfzo 10444 adddivflid 10551 flltdivnn0lt 10563 intfracq 10581 zmodcl 10605 zmodfz 10607 zmodid2 10613 m1modnnsub1 10631 expnnval 10803 nnlesq 10904 facdiv 10999 faclbnd 11002 bc0k 11017 ccatval21sw 11181 ccats1pfxeqrex 11295 dvdsval3 12351 nndivdvds 12356 moddvds 12359 evennn2n 12443 nnoddm1d2 12470 divalglemnn 12478 ndvdssub 12490 ndvdsadd 12491 modgcd 12561 sqgcd 12599 lcmgcdlem 12648 qredeu 12668 divdenle 12768 hashgcdlem 12809 oddprm 12831 pythagtriplem12 12847 pythagtriplem13 12848 pythagtriplem14 12849 pythagtriplem16 12851 pythagtriplem19 12854 pc2dvds 12902 fldivp1 12920 modsubi 12991 znnen 13018 exmidunben 13046 mulgnn 13712 mulgnegnn 13718 mulgmodid 13747 znf1o 14664 znidomb 14671 lgsval4a 15750 lgsne0 15766 gausslemma2dlem1a 15786 clwwlknonccat 16283 |
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