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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 14364 | . . 3 ⊢ (𝐵 ∈ (ℤ≥‘0) → (♯‘(0..^𝐵)) = (𝐵 − 0)) | |
| 2 | nn0uz 12801 | . . 3 ⊢ ℕ0 = (ℤ≥‘0) | |
| 3 | 1, 2 | eleq2s 2855 | . 2 ⊢ (𝐵 ∈ ℕ0 → (♯‘(0..^𝐵)) = (𝐵 − 0)) |
| 4 | nn0cn 12423 | . . 3 ⊢ (𝐵 ∈ ℕ0 → 𝐵 ∈ ℂ) | |
| 5 | 4 | subid1d 11493 | . 2 ⊢ (𝐵 ∈ ℕ0 → (𝐵 − 0) = 𝐵) |
| 6 | 3, 5 | eqtrd 2772 | 1 ⊢ (𝐵 ∈ ℕ0 → (♯‘(0..^𝐵)) = 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 ‘cfv 6500 (class class class)co 7368 0cc0 11038 − cmin 11376 ℕ0cn0 12413 ℤ≥cuz 12763 ..^cfzo 13582 ♯chash 14265 |
| 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-int 4905 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-1o 8407 df-er 8645 df-en 8896 df-dom 8897 df-sdom 8898 df-fin 8899 df-card 9863 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 df-hash 14266 |
| This theorem is referenced by: ffzo0hash 14384 tpf1o 14436 hashwrdn 14482 eqwrd 14492 wrdred1hash 14496 ccatlen 14510 ccatalpha 14529 swrdlen 14583 swrdwrdsymb 14598 pfxlen 14619 revlen 14697 repswlen 14711 s7f1o 14901 ofccat 14904 crth 16717 phisum 16730 cshwshashnsame 17043 chnpolleha 18567 pmtrdifwrdellem2 19423 odhash2 19516 ablfaclem3 20030 znhash 21525 wrdpmtrlast 33186 cycpmconjslem2 33248 1arithidomlem1 33627 1arithidomlem2 33628 1arithidom 33629 ply1degltdim 33800 subiwrdlen 34563 ccatmulgnn0dir 34719 ofcccat 34720 signstlen 34744 signsvtn0 34747 signstres 34752 signshlen 34767 reprlt 34796 reprgt 34798 breprexpnat 34811 circlemethnat 34818 circlevma 34819 hgt750lema 34834 lpadlem2 34857 frlmvscadiccat 42873 fltnltalem 43017 amgm2d 44551 amgm3d 44552 amgm4d 44553 fourierdlem73 46534 chnsuslle 47236 grtriprop 48298 grtriclwlk3 48302 gpgorder 48416 |
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