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| Mirrors > Home > ILE Home > Th. List > elnnuz | GIF version | ||
| Description: A positive integer expressed as a member of an upper set of integers. (Contributed by NM, 6-Jun-2006.) |
| Ref | Expression |
|---|---|
| elnnuz | ⊢ (𝑁 ∈ ℕ ↔ 𝑁 ∈ (ℤ≥‘1)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nnuz 9666 | . 2 ⊢ ℕ = (ℤ≥‘1) | |
| 2 | 1 | eleq2i 2271 | 1 ⊢ (𝑁 ∈ ℕ ↔ 𝑁 ∈ (ℤ≥‘1)) |
| Colors of variables: wff set class |
| Syntax hints: ↔ wb 105 ∈ wcel 2175 ‘cfv 5268 1c1 7908 ℕcn 9018 ℤ≥cuz 9630 |
| 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 615 ax-in2 616 ax-io 710 ax-5 1469 ax-7 1470 ax-gen 1471 ax-ie1 1515 ax-ie2 1516 ax-8 1526 ax-10 1527 ax-11 1528 ax-i12 1529 ax-bndl 1531 ax-4 1532 ax-17 1548 ax-i9 1552 ax-ial 1556 ax-i5r 1557 ax-13 2177 ax-14 2178 ax-ext 2186 ax-sep 4161 ax-pow 4217 ax-pr 4252 ax-un 4478 ax-setind 4583 ax-cnex 7998 ax-resscn 7999 ax-1cn 8000 ax-1re 8001 ax-icn 8002 ax-addcl 8003 ax-addrcl 8004 ax-mulcl 8005 ax-addcom 8007 ax-addass 8009 ax-distr 8011 ax-i2m1 8012 ax-0lt1 8013 ax-0id 8015 ax-rnegex 8016 ax-cnre 8018 ax-pre-ltirr 8019 ax-pre-ltwlin 8020 ax-pre-lttrn 8021 ax-pre-ltadd 8023 |
| This theorem depends on definitions: df-bi 117 df-3or 981 df-3an 982 df-tru 1375 df-fal 1378 df-nf 1483 df-sb 1785 df-eu 2056 df-mo 2057 df-clab 2191 df-cleq 2197 df-clel 2200 df-nfc 2336 df-ne 2376 df-nel 2471 df-ral 2488 df-rex 2489 df-reu 2490 df-rab 2492 df-v 2773 df-sbc 2998 df-dif 3167 df-un 3169 df-in 3171 df-ss 3178 df-pw 3617 df-sn 3638 df-pr 3639 df-op 3641 df-uni 3850 df-int 3885 df-br 4044 df-opab 4105 df-mpt 4106 df-id 4338 df-xp 4679 df-rel 4680 df-cnv 4681 df-co 4682 df-dm 4683 df-iota 5229 df-fun 5270 df-fv 5276 df-riota 5889 df-ov 5937 df-oprab 5938 df-mpo 5939 df-pnf 8091 df-mnf 8092 df-xr 8093 df-ltxr 8094 df-le 8095 df-sub 8227 df-neg 8228 df-inn 9019 df-z 9355 df-uz 9631 |
| This theorem is referenced by: eluzge3nn 9675 uznnssnn 9680 elnndc 9715 uzsubsubfz1 10152 elfz1end 10159 fznn 10193 fzo1fzo0n0 10288 elfzonlteqm1 10320 rebtwn2z 10378 nnsinds 10571 exp3vallem 10666 exp1 10671 expp1 10672 facp1 10856 faclbnd 10867 bcn1 10884 resqrexlemf1 11238 resqrexlemfp1 11239 summodclem3 11610 summodclem2a 11611 fsum3 11617 fsumcl2lem 11628 fsumadd 11636 sumsnf 11639 fsummulc2 11678 trireciplem 11730 geo2lim 11746 geoisum1 11749 geoisum1c 11750 cvgratnnlemnexp 11754 cvgratz 11762 prodmodclem3 11805 prodmodclem2a 11806 fprodseq 11813 fprodmul 11821 prodsnf 11822 fprodfac 11845 dvdsfac 12090 gcdsupex 12197 gcdsupcl 12198 prmind2 12361 eulerthlemrprm 12470 eulerthlema 12471 pcmpt 12585 prmunb 12604 nninfdclemp1 12740 structfn 12770 mulgnngsum 13381 mulg1 13383 mulgnndir 13405 lgsval2lem 15405 lgsdir 15430 lgsdilem2 15431 lgsdi 15432 lgsne0 15433 2lgslem1a 15483 2sqlem10 15520 cvgcmp2nlemabs 15835 trilpolemisumle 15841 nconstwlpolem0 15866 |
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