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| Mirrors > Home > MPE Home > Th. List > lbfzo0 | Structured version Visualization version GIF version | ||
| Description: An integer is strictly greater than zero iff it is a member of ℕ. (Contributed by Mario Carneiro, 29-Sep-2015.) |
| Ref | Expression |
|---|---|
| lbfzo0 | ⊢ (0 ∈ (0..^𝐴) ↔ 𝐴 ∈ ℕ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0z 12593 | . . 3 ⊢ 0 ∈ ℤ | |
| 2 | 3anass 1109 | . . 3 ⊢ ((0 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ 0 < 𝐴) ↔ (0 ∈ ℤ ∧ (𝐴 ∈ ℤ ∧ 0 < 𝐴))) | |
| 3 | 1, 2 | mpbiran 721 | . 2 ⊢ ((0 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ 0 < 𝐴) ↔ (𝐴 ∈ ℤ ∧ 0 < 𝐴)) |
| 4 | fzolb 13685 | . 2 ⊢ (0 ∈ (0..^𝐴) ↔ (0 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ 0 < 𝐴)) | |
| 5 | elnnz 12592 | . 2 ⊢ (𝐴 ∈ ℕ ↔ (𝐴 ∈ ℤ ∧ 0 < 𝐴)) | |
| 6 | 3, 4, 5 | 3bitr4i 306 | 1 ⊢ (0 ∈ (0..^𝐴) ↔ 𝐴 ∈ ℕ) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 209 ∧ wa 400 ∧ w3a 1101 ∈ wcel 2145 class class class wbr 5105 (class class class)co 7400 0cc0 11088 < clt 11231 ℕcn 12224 ℤcz 12582 ..^cfzo 13673 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-sep 5251 ax-nul 5261 ax-pow 5327 ax-pr 5395 ax-un 7722 ax-cnex 11144 ax-resscn 11145 ax-1cn 11146 ax-icn 11147 ax-addcl 11148 ax-addrcl 11149 ax-mulcl 11150 ax-mulrcl 11151 ax-mulcom 11152 ax-addass 11153 ax-mulass 11154 ax-distr 11155 ax-i2m1 11156 ax-1ne0 11157 ax-1rid 11158 ax-rnegex 11159 ax-rrecex 11160 ax-cnre 11161 ax-pre-lttri 11162 ax-pre-lttrn 11163 ax-pre-ltadd 11164 ax-pre-mulgt0 11165 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3065 df-ral 3080 df-rex 3090 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-pss 3927 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-iun 4954 df-br 5106 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5547 df-eprel 5552 df-po 5560 df-so 5561 df-fr 5605 df-we 5607 df-xp 5658 df-rel 5659 df-cnv 5660 df-co 5661 df-dm 5662 df-rn 5663 df-res 5664 df-ima 5665 df-pred 6292 df-ord 6353 df-on 6354 df-lim 6355 df-suc 6356 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-riota 7357 df-ov 7403 df-oprab 7404 df-mpo 7405 df-om 7851 df-1st 7974 df-2nd 7975 df-frecs 8266 df-wrecs 8297 df-recs 8346 df-rdg 8385 df-er 8682 df-en 8932 df-dom 8933 df-sdom 8934 df-pnf 11233 df-mnf 11234 df-xr 11235 df-ltxr 11236 df-le 11237 df-sub 11431 df-neg 11432 df-nn 12225 df-n0 12496 df-z 12583 df-uz 12854 df-fz 13527 df-fzo 13674 |
| This theorem is referenced by: elfzo0 13720 fzo0n0 13736 fzo0end 13778 fvf1tp 13813 tpf1ofv0 14523 tpfo 14527 wrdsymb1 14580 ccatfv0 14611 ccat1st1st 14656 ccat2s1p1 14657 lswccats1fst 14663 swrdfv0 14677 pfxn0 14714 pfxfv0 14719 pfxtrcfv0 14721 pfx1 14730 cats1un 14748 revs1 14792 repswfsts 14808 cshwidx0mod 14832 cshw1 14849 scshwfzeqfzo 14853 cats1fvn 14885 pfx2 14974 nnnn0modprm0 16856 cshwrepswhash1 17152 chnccat 18672 efgsval2 19794 efgs1b 19797 efgsp1 19798 efgsres 19799 efgredlemd 19805 efgredlem 19808 efgrelexlemb 19811 pgpfaclem1 20144 dchrisumlem3 27613 tgcgr4 28758 wlkonl1iedg 29922 usgr2pthlem 30021 pthdlem2lem 30025 lfgrn1cycl 30063 uspgrn2crct 30066 crctcshwlkn0lem6 30073 0enwwlksnge1 30122 wwlksm1edg 30139 wwlksnwwlksnon 30173 clwlkclwwlklem2 30260 clwlkclwwlkf1lem3 30266 clwwlkel 30306 clwwlkf1 30309 umgr2cwwk2dif 30324 clwwlknonwwlknonb 30366 upgr3v3e3cycl 30440 upgr4cycl4dv4e 30445 2clwwlk2clwwlk 30610 cycpmco2lem4 33362 cycpmco2lem5 33363 cycpmrn 33376 lmatcl 34123 fib0 34706 signsvtn0 34874 reprpmtf1o 34930 poimirlem3 38134 amgm2d 44786 amgm3d 44787 amgm4d 44788 iccpartigtl 48027 iccpartlt 48028 gpgprismgriedgdmss 48672 gpg3kgrtriex 48709 gpgprismgr4cycllem3 48717 gpgprismgr4cycllem9 48723 gpg5edgnedg 48750 grlimedgnedg 48751 amgmw2d 50433 |
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