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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 9557 | . 2 ⊢ ℕ = (ℤ≥‘1) | |
2 | 1 | eleq2i 2244 | 1 ⊢ (𝑁 ∈ ℕ ↔ 𝑁 ∈ (ℤ≥‘1)) |
Colors of variables: wff set class |
Syntax hints: ↔ wb 105 ∈ wcel 2148 ‘cfv 5213 1c1 7807 ℕcn 8913 ℤ≥cuz 9522 |
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 614 ax-in2 615 ax-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-13 2150 ax-14 2151 ax-ext 2159 ax-sep 4119 ax-pow 4172 ax-pr 4207 ax-un 4431 ax-setind 4534 ax-cnex 7897 ax-resscn 7898 ax-1cn 7899 ax-1re 7900 ax-icn 7901 ax-addcl 7902 ax-addrcl 7903 ax-mulcl 7904 ax-addcom 7906 ax-addass 7908 ax-distr 7910 ax-i2m1 7911 ax-0lt1 7912 ax-0id 7914 ax-rnegex 7915 ax-cnre 7917 ax-pre-ltirr 7918 ax-pre-ltwlin 7919 ax-pre-lttrn 7920 ax-pre-ltadd 7922 |
This theorem depends on definitions: df-bi 117 df-3or 979 df-3an 980 df-tru 1356 df-fal 1359 df-nf 1461 df-sb 1763 df-eu 2029 df-mo 2030 df-clab 2164 df-cleq 2170 df-clel 2173 df-nfc 2308 df-ne 2348 df-nel 2443 df-ral 2460 df-rex 2461 df-reu 2462 df-rab 2464 df-v 2739 df-sbc 2963 df-dif 3131 df-un 3133 df-in 3135 df-ss 3142 df-pw 3577 df-sn 3598 df-pr 3599 df-op 3601 df-uni 3809 df-int 3844 df-br 4002 df-opab 4063 df-mpt 4064 df-id 4291 df-xp 4630 df-rel 4631 df-cnv 4632 df-co 4633 df-dm 4634 df-iota 5175 df-fun 5215 df-fv 5221 df-riota 5826 df-ov 5873 df-oprab 5874 df-mpo 5875 df-pnf 7988 df-mnf 7989 df-xr 7990 df-ltxr 7991 df-le 7992 df-sub 8124 df-neg 8125 df-inn 8914 df-z 9248 df-uz 9523 |
This theorem is referenced by: eluzge3nn 9566 uznnssnn 9571 elnndc 9606 uzsubsubfz1 10041 elfz1end 10048 fznn 10082 fzo1fzo0n0 10176 elfzonlteqm1 10203 rebtwn2z 10248 nnsinds 10436 exp3vallem 10514 exp1 10519 expp1 10520 facp1 10701 faclbnd 10712 bcn1 10729 resqrexlemf1 11008 resqrexlemfp1 11009 summodclem3 11379 summodclem2a 11380 fsum3 11386 fsumcl2lem 11397 fsumadd 11405 sumsnf 11408 fsummulc2 11447 trireciplem 11499 geo2lim 11515 geoisum1 11518 geoisum1c 11519 cvgratnnlemnexp 11523 cvgratz 11531 prodmodclem3 11574 prodmodclem2a 11575 fprodseq 11582 fprodmul 11590 prodsnf 11591 fprodfac 11614 dvdsfac 11856 gcdsupex 11948 gcdsupcl 11949 prmind2 12110 eulerthlemrprm 12219 eulerthlema 12220 pcmpt 12331 prmunb 12350 nninfdclemp1 12441 structfn 12471 mulg1 12918 mulgnndir 12939 lgsval2lem 14193 lgsdir 14218 lgsdilem2 14219 lgsdi 14220 lgsne0 14221 2sqlem10 14243 cvgcmp2nlemabs 14551 trilpolemisumle 14557 nconstwlpolem0 14581 |
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