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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 12535 | . . 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 13620 | . 2 ⊢ (0 ∈ (0..^𝐴) ↔ (0 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ 0 < 𝐴)) | |
| 5 | elnnz 12534 | . 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 5085 (class class class)co 7367 0cc0 11038 < clt 11179 ℕcn 12174 ℤcz 12524 ..^cfzo 13608 |
| 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 2708 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 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 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3062 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-pss 3909 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-1st 7942 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-er 8643 df-en 8894 df-dom 8895 df-sdom 8896 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 df-sub 11379 df-neg 11380 df-nn 12175 df-n0 12438 df-z 12525 df-uz 12789 df-fz 13462 df-fzo 13609 |
| This theorem is referenced by: elfzo0 13655 fzo0n0 13671 fzo0end 13713 fvf1tp 13748 tpf1ofv0 14458 tpfo 14462 wrdsymb1 14515 ccatfv0 14546 ccat1st1st 14591 ccat2s1p1 14592 lswccats1fst 14598 swrdfv0 14612 pfxn0 14649 pfxfv0 14654 pfxtrcfv0 14656 pfx1 14665 cats1un 14683 revs1 14727 repswfsts 14743 cshwidx0mod 14767 cshw1 14784 scshwfzeqfzo 14788 cats1fvn 14820 pfx2 14909 nnnn0modprm0 16777 cshwrepswhash1 17073 chnccat 18592 efgsval2 19708 efgs1b 19711 efgsp1 19712 efgsres 19713 efgredlemd 19719 efgredlem 19722 efgrelexlemb 19725 pgpfaclem1 20058 dchrisumlem3 27454 tgcgr4 28599 wlkonl1iedg 29732 usgr2pthlem 29831 pthdlem2lem 29835 lfgrn1cycl 29873 uspgrn2crct 29876 crctcshwlkn0lem6 29883 0enwwlksnge1 29932 wwlksm1edg 29949 wwlksnwwlksnon 29983 clwlkclwwlklem2 30070 clwlkclwwlkf1lem3 30076 clwwlkel 30116 clwwlkf1 30119 umgr2cwwk2dif 30134 clwwlknonwwlknonb 30176 upgr3v3e3cycl 30250 upgr4cycl4dv4e 30255 2clwwlk2clwwlk 30420 cycpmco2lem4 33190 cycpmco2lem5 33191 cycpmrn 33204 lmatcl 33960 fib0 34543 signsvtn0 34714 reprpmtf1o 34770 poimirlem3 37944 amgm2d 44625 amgm3d 44626 amgm4d 44627 iccpartigtl 47883 iccpartlt 47884 gpgprismgriedgdmss 48528 gpg3kgrtriex 48565 gpgprismgr4cycllem3 48573 gpgprismgr4cycllem9 48579 gpg5edgnedg 48606 grlimedgnedg 48607 amgmw2d 50279 |
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