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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 9128 |
. 2
| |
| 2 | nnge1 9144 |
. 2
| |
| 3 | 0lt1 8284 |
. . 3
| |
| 4 | 0re 8157 |
. . . 4
| |
| 5 | 1re 8156 |
. . . 4
| |
| 6 | ltletr 8247 |
. . . 4
| |
| 7 | 4, 5, 6 | mp3an12 1361 |
. . 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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4202 ax-pow 4258 ax-pr 4293 ax-un 4524 ax-setind 4629 ax-cnex 8101 ax-resscn 8102 ax-1re 8104 ax-addrcl 8107 ax-0lt1 8116 ax-0id 8118 ax-rnegex 8119 ax-pre-ltirr 8122 ax-pre-ltwlin 8123 ax-pre-lttrn 8124 ax-pre-ltadd 8126 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-nel 2496 df-ral 2513 df-rex 2514 df-rab 2517 df-v 2801 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-int 3924 df-br 4084 df-opab 4146 df-xp 4725 df-cnv 4727 df-iota 5278 df-fv 5326 df-ov 6010 df-pnf 8194 df-mnf 8195 df-xr 8196 df-ltxr 8197 df-le 8198 df-inn 9122 |
| This theorem is referenced by: nnap0 9150 nngt0i 9151 nn2ge 9154 nn1gt1 9155 nnsub 9160 nngt0d 9165 nnrecl 9378 nn0ge0 9405 0mnnnnn0 9412 elnnnn0b 9424 elnnz 9467 elnn0z 9470 ztri3or0 9499 nnnle0 9506 nnm1ge0 9544 gtndiv 9553 elpq 9856 elpqb 9857 nnrp 9871 nnledivrp 9974 fzo1fzo0n0 10395 ubmelfzo 10418 adddivflid 10524 flltdivnn0lt 10536 intfracq 10554 zmodcl 10578 zmodfz 10580 zmodid2 10586 m1modnnsub1 10604 expnnval 10776 nnlesq 10877 facdiv 10972 faclbnd 10975 bc0k 10990 ccatval21sw 11153 ccats1pfxeqrex 11263 dvdsval3 12318 nndivdvds 12323 moddvds 12326 evennn2n 12410 nnoddm1d2 12437 divalglemnn 12445 ndvdssub 12457 ndvdsadd 12458 modgcd 12528 sqgcd 12566 lcmgcdlem 12615 qredeu 12635 divdenle 12735 hashgcdlem 12776 oddprm 12798 pythagtriplem12 12814 pythagtriplem13 12815 pythagtriplem14 12816 pythagtriplem16 12818 pythagtriplem19 12821 pc2dvds 12869 fldivp1 12887 modsubi 12958 znnen 12985 exmidunben 13013 mulgnn 13679 mulgnegnn 13685 mulgmodid 13714 znf1o 14631 znidomb 14638 lgsval4a 15717 lgsne0 15733 gausslemma2dlem1a 15753 |
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