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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 12511 | . . 3 ⊢ 0 ∈ ℤ | |
| 2 | 3anass 1095 | . . 3 ⊢ ((0 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ 0 < 𝐴) ↔ (0 ∈ ℤ ∧ (𝐴 ∈ ℤ ∧ 0 < 𝐴))) | |
| 3 | 1, 2 | mpbiran 710 | . 2 ⊢ ((0 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ 0 < 𝐴) ↔ (𝐴 ∈ ℤ ∧ 0 < 𝐴)) |
| 4 | fzolb 13593 | . 2 ⊢ (0 ∈ (0..^𝐴) ↔ (0 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ 0 < 𝐴)) | |
| 5 | elnnz 12510 | . 2 ⊢ (𝐴 ∈ ℕ ↔ (𝐴 ∈ ℤ ∧ 0 < 𝐴)) | |
| 6 | 3, 4, 5 | 3bitr4i 303 | 1 ⊢ (0 ∈ (0..^𝐴) ↔ 𝐴 ∈ ℕ) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 ∧ wa 395 ∧ w3a 1087 ∈ wcel 2114 class class class wbr 5100 (class class class)co 7368 0cc0 11038 < clt 11178 ℕcn 12157 ℤcz 12500 ..^cfzo 13582 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-ov 7371 df-oprab 7372 df-mpo 7373 df-om 7819 df-1st 7943 df-2nd 7944 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-er 8645 df-en 8896 df-dom 8897 df-sdom 8898 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 df-le 11184 df-sub 11378 df-neg 11379 df-nn 12158 df-n0 12414 df-z 12501 df-uz 12764 df-fz 13436 df-fzo 13583 |
| This theorem is referenced by: elfzo0 13628 fzo0n0 13644 fzo0end 13686 fvf1tp 13721 tpf1ofv0 14431 tpfo 14435 wrdsymb1 14488 ccatfv0 14519 ccat1st1st 14564 ccat2s1p1 14565 lswccats1fst 14571 swrdfv0 14585 pfxn0 14622 pfxfv0 14627 pfxtrcfv0 14629 pfx1 14638 cats1un 14656 revs1 14700 repswfsts 14716 cshwidx0mod 14740 cshw1 14757 scshwfzeqfzo 14761 cats1fvn 14793 pfx2 14882 nnnn0modprm0 16746 cshwrepswhash1 17042 chnccat 18561 efgsval2 19674 efgs1b 19677 efgsp1 19678 efgsres 19679 efgredlemd 19685 efgredlem 19688 efgrelexlemb 19691 pgpfaclem1 20024 dchrisumlem3 27470 tgcgr4 28615 wlkonl1iedg 29749 usgr2pthlem 29848 pthdlem2lem 29852 lfgrn1cycl 29890 uspgrn2crct 29893 crctcshwlkn0lem6 29900 0enwwlksnge1 29949 wwlksm1edg 29966 wwlksnwwlksnon 30000 clwlkclwwlklem2 30087 clwlkclwwlkf1lem3 30093 clwwlkel 30133 clwwlkf1 30136 umgr2cwwk2dif 30151 clwwlknonwwlknonb 30193 upgr3v3e3cycl 30267 upgr4cycl4dv4e 30272 2clwwlk2clwwlk 30437 cycpmco2lem4 33222 cycpmco2lem5 33223 cycpmrn 33236 lmatcl 33993 fib0 34576 signsvtn0 34747 reprpmtf1o 34803 poimirlem3 37868 amgm2d 44548 amgm3d 44549 amgm4d 44550 iccpartigtl 47777 iccpartlt 47778 gpgprismgriedgdmss 48406 gpg3kgrtriex 48443 gpgprismgr4cycllem3 48451 gpgprismgr4cycllem9 48457 gpg5edgnedg 48484 grlimedgnedg 48485 amgmw2d 50157 |
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