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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 11980 | . . 3 ⊢ 0 ∈ ℤ | |
2 | 3anass 1092 | . . 3 ⊢ ((0 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ 0 < 𝐴) ↔ (0 ∈ ℤ ∧ (𝐴 ∈ ℤ ∧ 0 < 𝐴))) | |
3 | 1, 2 | mpbiran 708 | . 2 ⊢ ((0 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ 0 < 𝐴) ↔ (𝐴 ∈ ℤ ∧ 0 < 𝐴)) |
4 | fzolb 13039 | . 2 ⊢ (0 ∈ (0..^𝐴) ↔ (0 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ 0 < 𝐴)) | |
5 | elnnz 11979 | . 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 399 ∧ w3a 1084 ∈ wcel 2111 class class class wbr 5030 (class class class)co 7135 0cc0 10526 < clt 10664 ℕcn 11625 ℤcz 11969 ..^cfzo 13028 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-sep 5167 ax-nul 5174 ax-pow 5231 ax-pr 5295 ax-un 7441 ax-cnex 10582 ax-resscn 10583 ax-1cn 10584 ax-icn 10585 ax-addcl 10586 ax-addrcl 10587 ax-mulcl 10588 ax-mulrcl 10589 ax-mulcom 10590 ax-addass 10591 ax-mulass 10592 ax-distr 10593 ax-i2m1 10594 ax-1ne0 10595 ax-1rid 10596 ax-rnegex 10597 ax-rrecex 10598 ax-cnre 10599 ax-pre-lttri 10600 ax-pre-lttrn 10601 ax-pre-ltadd 10602 ax-pre-mulgt0 10603 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ne 2988 df-nel 3092 df-ral 3111 df-rex 3112 df-reu 3113 df-rab 3115 df-v 3443 df-sbc 3721 df-csb 3829 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-pss 3900 df-nul 4244 df-if 4426 df-pw 4499 df-sn 4526 df-pr 4528 df-tp 4530 df-op 4532 df-uni 4801 df-iun 4883 df-br 5031 df-opab 5093 df-mpt 5111 df-tr 5137 df-id 5425 df-eprel 5430 df-po 5438 df-so 5439 df-fr 5478 df-we 5480 df-xp 5525 df-rel 5526 df-cnv 5527 df-co 5528 df-dm 5529 df-rn 5530 df-res 5531 df-ima 5532 df-pred 6116 df-ord 6162 df-on 6163 df-lim 6164 df-suc 6165 df-iota 6283 df-fun 6326 df-fn 6327 df-f 6328 df-f1 6329 df-fo 6330 df-f1o 6331 df-fv 6332 df-riota 7093 df-ov 7138 df-oprab 7139 df-mpo 7140 df-om 7561 df-1st 7671 df-2nd 7672 df-wrecs 7930 df-recs 7991 df-rdg 8029 df-er 8272 df-en 8493 df-dom 8494 df-sdom 8495 df-pnf 10666 df-mnf 10667 df-xr 10668 df-ltxr 10669 df-le 10670 df-sub 10861 df-neg 10862 df-nn 11626 df-n0 11886 df-z 11970 df-uz 12232 df-fz 12886 df-fzo 13029 |
This theorem is referenced by: elfzo0 13073 fzo0n0 13084 fzo0end 13124 wrdsymb1 13896 ccatfv0 13928 ccat1st1st 13975 ccat2s1p1 13976 ccat2s1p1OLD 13978 lswccats1fst 13985 swrdfv0 14002 pfxn0 14039 pfxfv0 14045 pfxtrcfv0 14047 pfx1 14056 cats1un 14074 revs1 14118 repswfsts 14134 cshwidx0mod 14158 cshw1 14175 scshwfzeqfzo 14179 cats1fvn 14211 pfx2 14300 nnnn0modprm0 16133 cshwrepswhash1 16428 efgsval2 18851 efgs1b 18854 efgsp1 18855 efgsres 18856 efgredlemd 18862 efgredlem 18865 efgrelexlemb 18868 pgpfaclem1 19196 dchrisumlem3 26075 tgcgr4 26325 wlkonl1iedg 27455 usgr2pthlem 27552 pthdlem2lem 27556 lfgrn1cycl 27591 uspgrn2crct 27594 crctcshwlkn0lem6 27601 0enwwlksnge1 27650 wwlksm1edg 27667 wwlksnwwlksnon 27701 clwlkclwwlklem2 27785 clwlkclwwlkf1lem3 27791 clwwlkel 27831 clwwlkf1 27834 umgr2cwwk2dif 27849 clwwlknonwwlknonb 27891 upgr3v3e3cycl 27965 upgr4cycl4dv4e 27970 2clwwlk2clwwlk 28135 cycpmco2lem4 30821 cycpmco2lem5 30822 cycpmrn 30835 lmatcl 31169 fib0 31767 signsvtn0 31950 reprpmtf1o 32007 poimirlem3 35060 amgm2d 40904 amgm3d 40905 amgm4d 40906 iccpartigtl 43940 iccpartlt 43941 amgmw2d 45332 |
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