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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 9246 |
. 2
| |
| 2 | nnge1 9262 |
. 2
| |
| 3 | 0lt1 8402 |
. . 3
| |
| 4 | 0re 8276 |
. . . 4
| |
| 5 | 1re 8275 |
. . . 4
| |
| 6 | ltletr 8365 |
. . . 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 2207 ax-14 2208 ax-ext 2216 ax-sep 4230 ax-pow 4289 ax-pr 4324 ax-un 4556 ax-setind 4661 ax-cnex 8220 ax-resscn 8221 ax-1re 8223 ax-addrcl 8226 ax-0lt1 8235 ax-0id 8237 ax-rnegex 8238 ax-pre-ltirr 8241 ax-pre-ltwlin 8242 ax-pre-lttrn 8243 ax-pre-ltadd 8245 |
| 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 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-rab 2531 df-v 2817 df-dif 3215 df-un 3217 df-in 3219 df-ss 3226 df-pw 3673 df-sn 3697 df-pr 3698 df-op 3700 df-uni 3917 df-int 3952 df-br 4112 df-opab 4174 df-xp 4757 df-cnv 4759 df-iota 5314 df-fv 5362 df-ov 6055 df-pnf 8312 df-mnf 8313 df-xr 8314 df-ltxr 8315 df-le 8316 df-inn 9240 |
| This theorem is referenced by: nnap0 9268 nngt0i 9269 nn2ge 9272 nn1gt1 9273 nnsub 9278 nngt0d 9283 nnrecl 9496 nn0ge0 9523 0mnnnnn0 9530 elnnnn0b 9542 elnnz 9589 elnn0z 9592 ztri3or0 9621 nnnle0 9628 nnm1ge0 9667 gtndiv 9676 elpq 9984 elpqb 9985 nnrp 9999 nnledivrp 10102 fzo1fzo0n0 10526 ubmelfzo 10549 adddivflid 10656 flltdivnn0lt 10668 intfracq 10686 zmodcl 10710 zmodfz 10712 zmodid2 10718 m1modnnsub1 10736 expnnval 10908 nnlesq 11009 facdiv 11104 faclbnd 11107 bc0k 11122 ccatval21sw 11297 ccats1pfxeqrex 11411 dvdsval3 12481 nndivdvds 12486 moddvds 12489 evennn2n 12573 nnoddm1d2 12600 divalglemnn 12608 ndvdssub 12620 ndvdsadd 12621 modgcd 12691 sqgcd 12729 lcmgcdlem 12778 qredeu 12798 divdenle 12898 hashgcdlem 12939 oddprm 12961 pythagtriplem12 12977 pythagtriplem13 12978 pythagtriplem14 12979 pythagtriplem16 12981 pythagtriplem19 12984 pc2dvds 13032 fldivp1 13050 modsubi 13121 ballotfilemonn 13144 znnen 13166 exmidunben 13194 mulgnn 13860 mulgnegnn 13866 mulgmodid 13895 znf1o 14816 znidomb 14823 pellexlem1 15862 lgsval4a 15912 lgsne0 15928 gausslemma2dlem1a 15948 clwwlknonccat 16445 |
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