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| Mirrors > Home > MPE Home > Th. List > hashfzo0 | Structured version Visualization version GIF version | ||
| Description: Cardinality of a half-open set of integers based at zero. (Contributed by Stefan O'Rear, 15-Aug-2015.) |
| Ref | Expression |
|---|---|
| hashfzo0 | ⊢ (𝐵 ∈ ℕ0 → (♯‘(0..^𝐵)) = 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | hashfzo 14468 | . . 3 ⊢ (𝐵 ∈ (ℤ≥‘0) → (♯‘(0..^𝐵)) = (𝐵 − 0)) | |
| 2 | nn0uz 12901 | . . 3 ⊢ ℕ0 = (ℤ≥‘0) | |
| 3 | 1, 2 | eleq2s 2881 | . 2 ⊢ (𝐵 ∈ ℕ0 → (♯‘(0..^𝐵)) = (𝐵 − 0)) |
| 4 | nn0cn 12515 | . . 3 ⊢ (𝐵 ∈ ℕ0 → 𝐵 ∈ ℂ) | |
| 5 | 4 | subid1d 11559 | . 2 ⊢ (𝐵 ∈ ℕ0 → (𝐵 − 0) = 𝐵) |
| 6 | 3, 5 | eqtrd 2798 | 1 ⊢ (𝐵 ∈ ℕ0 → (♯‘(0..^𝐵)) = 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1570 ∈ wcel 2143 ‘cfv 6538 (class class class)co 7412 0cc0 11101 − cmin 11442 ℕ0cn0 12505 ℤ≥cuz 12863 ..^cfzo 13684 ♯chash 14368 |
| 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-int 4914 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-1o 8454 df-er 8695 df-en 8945 df-dom 8946 df-sdom 8947 df-fin 8948 df-card 9926 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 df-hash 14369 |
| This theorem is referenced by: ffzo0hash 14488 tpf1o 14540 hashwrdn 14586 eqwrd 14596 wrdred1hash 14600 ccatlen 14614 ccatalpha 14633 swrdlen 14687 swrdwrdsymb 14702 pfxlen 14723 revlen 14801 repswlen 14815 s7f1o 15005 ofccat 15008 crth 16838 phisum 16851 cshwshashnsame 17164 chnpolleha 18689 pmtrdifwrdellem2 19553 odhash2 19646 ablfaclem3 20160 znhash 21689 wrdpmtrlast 33394 cycpmconjslem2 33456 1arithidomlem1 33806 1arithidomlem2 33807 1arithidom 33808 ply1degltdim 33994 subiwrdlen 34757 ccatmulgnn0dir 34913 ofcccat 34914 signstlen 34935 signsvtn0 34938 signstres 34943 signshlen 34958 reprlt 34987 reprgt 34989 breprexpnat 35002 circlemethnat 35009 circlevma 35010 hgt750lema 35025 lpadlem2 35051 frlmvscadiccat 43261 fltnltalem 43377 amgm2d 44907 amgm3d 44908 amgm4d 44909 fourierdlem73 46876 chnsuslle 47580 grtriprop 48689 grtriclwlk3 48693 gpgorder 48807 |
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