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| Mirrors > Home > ILE Home > Th. List > eluz2gt1 | GIF version | ||
| Description: An integer greater than or equal to 2 is greater than 1. (Contributed by AV, 24-May-2020.) |
| Ref | Expression |
|---|---|
| eluz2gt1 | ⊢ (𝑁 ∈ (ℤ≥‘2) → 1 < 𝑁) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eluz2b1 9980 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘2) ↔ (𝑁 ∈ ℤ ∧ 1 < 𝑁)) | |
| 2 | 1 | simprbi 275 | 1 ⊢ (𝑁 ∈ (ℤ≥‘2) → 1 < 𝑁) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2209 class class class wbr 4125 ‘cfv 5372 1c1 8170 < clt 8350 2c2 9334 ℤcz 9623 ℤ≥cuz 9900 |
| 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-1cn 8262 ax-1re 8263 ax-icn 8264 ax-addcl 8265 ax-addrcl 8266 ax-mulcl 8267 ax-addcom 8269 ax-addass 8271 ax-distr 8273 ax-i2m1 8274 ax-0lt1 8275 ax-0id 8277 ax-rnegex 8278 ax-cnre 8280 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-3or 1010 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-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 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-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-iota 5332 df-fun 5374 df-fv 5380 df-riota 6028 df-ov 6078 df-oprab 6079 df-mpo 6080 df-pnf 8352 df-mnf 8353 df-xr 8354 df-ltxr 8355 df-le 8356 df-sub 8489 df-neg 8490 df-inn 9284 df-2 9342 df-n0 9543 df-z 9624 df-uz 9901 |
| This theorem is referenced by: mulp1mod1 10780 modm1div 12545 prmind2 12876 phibndlem 12972 pclemub 13044 pcpre1 13049 pcidlem 13080 exmidunben 13295 logfac 15918 logbrec 15985 logbgcd1irr 15992 logbgcd1irraplemexp 15993 logbgcd1irraplemap 15994 wilthlem1 16008 mersenne 16025 perfect1 16026 lgsne0 16071 |
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