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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 9782 | . 2 ⊢ ℕ = (ℤ≥‘1) | |
| 2 | 1 | eleq2i 2296 | 1 ⊢ (𝑁 ∈ ℕ ↔ 𝑁 ∈ (ℤ≥‘1)) |
| Colors of variables: wff set class |
| Syntax hints: ↔ wb 105 ∈ wcel 2200 ‘cfv 5324 1c1 8023 ℕcn 9133 ℤ≥cuz 9745 |
| 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 4205 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 ax-cnex 8113 ax-resscn 8114 ax-1cn 8115 ax-1re 8116 ax-icn 8117 ax-addcl 8118 ax-addrcl 8119 ax-mulcl 8120 ax-addcom 8122 ax-addass 8124 ax-distr 8126 ax-i2m1 8127 ax-0lt1 8128 ax-0id 8130 ax-rnegex 8131 ax-cnre 8133 ax-pre-ltirr 8134 ax-pre-ltwlin 8135 ax-pre-lttrn 8136 ax-pre-ltadd 8138 |
| This theorem depends on definitions: df-bi 117 df-3or 1003 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-reu 2515 df-rab 2517 df-v 2802 df-sbc 3030 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-int 3927 df-br 4087 df-opab 4149 df-mpt 4150 df-id 4388 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-iota 5284 df-fun 5326 df-fv 5332 df-riota 5966 df-ov 6016 df-oprab 6017 df-mpo 6018 df-pnf 8206 df-mnf 8207 df-xr 8208 df-ltxr 8209 df-le 8210 df-sub 8342 df-neg 8343 df-inn 9134 df-z 9470 df-uz 9746 |
| This theorem is referenced by: eluzge3nn 9796 uznnssnn 9801 elnndc 9836 uzsubsubfz1 10273 elfz1end 10280 fznn 10314 fzo1fzo0n0 10412 elfzonlteqm1 10445 rebtwn2z 10504 nnsinds 10697 exp3vallem 10792 exp1 10797 expp1 10798 facp1 10982 faclbnd 10993 bcn1 11010 resqrexlemf1 11559 resqrexlemfp1 11560 summodclem3 11931 summodclem2a 11932 fsum3 11938 fsumcl2lem 11949 fsumadd 11957 sumsnf 11960 fsummulc2 11999 trireciplem 12051 geo2lim 12067 geoisum1 12070 geoisum1c 12071 cvgratnnlemnexp 12075 cvgratz 12083 prodmodclem3 12126 prodmodclem2a 12127 fprodseq 12134 fprodmul 12142 prodsnf 12143 fprodfac 12166 dvdsfac 12411 gcdsupex 12518 gcdsupcl 12519 prmind2 12682 eulerthlemrprm 12791 eulerthlema 12792 pcmpt 12906 prmunb 12925 nninfdclemp1 13061 structfn 13091 mulgnngsum 13704 mulg1 13706 mulgnndir 13728 lgsval2lem 15729 lgsdir 15754 lgsdilem2 15755 lgsdi 15756 lgsne0 15757 2lgslem1a 15807 2sqlem10 15844 clwwlkccatlem 16195 cvgcmp2nlemabs 16572 trilpolemisumle 16578 nconstwlpolem0 16603 |
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