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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 9908 | . 2 ⊢ ℕ = (ℤ≥‘1) | |
| 2 | 1 | eleq2i 2301 | 1 ⊢ (𝑁 ∈ ℕ ↔ 𝑁 ∈ (ℤ≥‘1)) |
| Colors of variables: wff set class |
| Syntax hints: ↔ wb 105 ∈ wcel 2205 ‘cfv 5357 1c1 8144 ℕcn 9254 ℤ≥cuz 9871 |
| 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 4233 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-setind 4664 ax-cnex 8234 ax-resscn 8235 ax-1cn 8236 ax-1re 8237 ax-icn 8238 ax-addcl 8239 ax-addrcl 8240 ax-mulcl 8241 ax-addcom 8243 ax-addass 8245 ax-distr 8247 ax-i2m1 8248 ax-0lt1 8249 ax-0id 8251 ax-rnegex 8252 ax-cnre 8254 ax-pre-ltirr 8255 ax-pre-ltwlin 8256 ax-pre-lttrn 8257 ax-pre-ltadd 8259 |
| This theorem depends on definitions: df-bi 117 df-3or 1006 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-reu 2529 df-rab 2531 df-v 2817 df-sbc 3046 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-int 3955 df-br 4115 df-opab 4177 df-mpt 4178 df-id 4419 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-iota 5317 df-fun 5359 df-fv 5365 df-riota 6011 df-ov 6061 df-oprab 6062 df-mpo 6063 df-pnf 8326 df-mnf 8327 df-xr 8328 df-ltxr 8329 df-le 8330 df-sub 8462 df-neg 8463 df-inn 9255 df-z 9595 df-uz 9872 |
| This theorem is referenced by: eluzge3nn 9922 uznnssnn 9927 elnndc 9962 uzsubsubfz1 10402 elfz1end 10410 fznn 10445 fzo1fzo0n0 10544 elfzonlteqm1 10577 rebtwn2z 10638 nnsinds 10831 exp3vallem 10926 exp1 10931 expp1 10932 facp1 11117 faclbnd 11128 bcn1 11145 resqrexlemf1 11718 resqrexlemfp1 11719 summodclem3 12091 summodclem2a 12092 fsum3 12098 fsumcl2lem 12109 fsumadd 12117 sumsnf 12120 fsummulc2 12159 trireciplem 12211 geo2lim 12227 geoisum1 12230 geoisum1c 12231 cvgratnnlemnexp 12235 cvgratz 12243 prodmodclem3 12286 prodmodclem2a 12287 fprodseq 12294 fprodmul 12302 prodsnf 12303 fprodfac 12326 dvdsfac 12571 gcdsupex 12678 gcdsupcl 12679 prmind2 12842 eulerthlemrprm 12951 eulerthlema 12952 pcmpt 13066 prmunb 13085 ballotfilemfp1 13175 ballotfilemfc0 13176 ballotfilemfcc 13177 ballotfilem4 13185 ballotfilemic 13194 ballotfilem1c 13195 nninfdclemp1 13285 structfn 13315 mulgnngsum 13880 mulg1 13882 mulgnndir 13904 gfsumval 14102 lgsval2lem 16009 lgsdir 16034 lgsdilem2 16035 lgsdi 16036 lgsne0 16037 2lgslem1a 16087 2sqlem10 16124 clwwlkccatlem 16521 cvgcmp2nlemabs 16942 trilpolemisumle 16948 nconstwlpolem0 16975 |
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