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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 12603 | . . 3 ⊢ 0 ∈ ℤ | |
| 2 | 3anass 1111 | . . 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 13696 | . 2 ⊢ (0 ∈ (0..^𝐴) ↔ (0 ∈ ℤ ∧ 𝐴 ∈ ℤ ∧ 0 < 𝐴)) | |
| 5 | elnnz 12602 | . 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 1103 ∈ wcel 2143 class class class wbr 5110 (class class class)co 7412 0cc0 11101 < clt 11244 ℕcn 12234 ℤcz 12592 ..^cfzo 13684 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5258 ax-nul 5270 ax-pow 5338 ax-pr 5406 ax-un 7734 ax-cnex 11157 ax-resscn 11158 ax-1cn 11159 ax-icn 11160 ax-addcl 11161 ax-addrcl 11162 ax-mulcl 11163 ax-mulrcl 11164 ax-mulcom 11165 ax-addass 11166 ax-mulass 11167 ax-distr 11168 ax-i2m1 11169 ax-1ne0 11170 ax-1rid 11171 ax-rnegex 11172 ax-rrecex 11173 ax-cnre 11174 ax-pre-lttri 11175 ax-pre-lttrn 11176 ax-pre-ltadd 11177 ax-pre-mulgt0 11178 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3746 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4288 df-if 4489 df-pw 4565 df-sn 4591 df-pr 4593 df-op 4597 df-uni 4874 df-iun 4959 df-br 5111 df-opab 5175 df-mpt 5194 df-tr 5220 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7864 df-1st 7987 df-2nd 7988 df-frecs 8279 df-wrecs 8310 df-recs 8359 df-rdg 8398 df-er 8695 df-en 8945 df-dom 8946 df-sdom 8947 df-pnf 11246 df-mnf 11247 df-xr 11248 df-ltxr 11249 df-le 11250 df-sub 11444 df-neg 11445 df-nn 12235 df-n0 12506 df-z 12593 df-uz 12864 df-fz 13537 df-fzo 13685 |
| This theorem is referenced by: elfzo0 13731 fzo0n0 13747 fzo0end 13789 fvf1tp 13824 tpf1ofv0 14535 tpfo 14539 wrdsymb1 14592 ccatfv0 14623 ccat1st1st 14668 ccat2s1p1 14669 lswccats1fst 14675 swrdfv0 14689 pfxn0 14726 pfxfv0 14731 pfxtrcfv0 14733 pfx1 14742 cats1un 14760 revs1 14804 repswfsts 14820 cshwidx0mod 14844 cshw1 14861 scshwfzeqfzo 14865 cats1fvn 14897 pfx2 14986 nnnn0modprm0 16867 cshwrepswhash1 17163 chnccat 18683 efgsval2 19804 efgs1b 19807 efgsp1 19808 efgsres 19809 efgredlemd 19815 efgredlem 19818 efgrelexlemb 19821 pgpfaclem1 20154 dchrisumlem3 27633 tgcgr4 28778 wlkonl1iedg 29991 usgr2pthlem 30090 pthdlem2lem 30094 lfgrn1cycl 30132 uspgrn2crct 30135 crctcshwlkn0lem6 30142 0enwwlksnge1 30191 wwlksm1edg 30208 wwlksnwwlksnon 30242 clwlkclwwlklem2 30329 clwlkclwwlkf1lem3 30335 clwwlkel 30375 clwwlkf1 30378 umgr2cwwk2dif 30393 clwwlknonwwlknonb 30435 upgr3v3e3cycl 30509 upgr4cycl4dv4e 30514 2clwwlk2clwwlk 30679 cycpmco2lem4 33427 cycpmco2lem5 33428 cycpmrn 33441 lmatcl 34184 fib0 34767 signsvtn0 34935 reprpmtf1o 34991 poimirlem3 38252 amgm2d 44904 amgm3d 44905 amgm4d 44906 iccpartigtl 48149 iccpartlt 48150 gpgprismgriedgdmss 48794 gpg3kgrtriex 48831 gpgprismgr4cycllem3 48839 gpgprismgr4cycllem9 48845 gpg5edgnedg 48872 grlimedgnedg 48873 amgmw2d 50581 |
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