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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 14454 | . . 3 ⊢ (𝐵 ∈ (ℤ≥‘0) → (♯‘(0..^𝐵)) = (𝐵 − 0)) | |
| 2 | nn0uz 12888 | . . 3 ⊢ ℕ0 = (ℤ≥‘0) | |
| 3 | 1, 2 | eleq2s 2883 | . 2 ⊢ (𝐵 ∈ ℕ0 → (♯‘(0..^𝐵)) = (𝐵 − 0)) |
| 4 | nn0cn 12502 | . . 3 ⊢ (𝐵 ∈ ℕ0 → 𝐵 ∈ ℂ) | |
| 5 | 4 | subid1d 11546 | . 2 ⊢ (𝐵 ∈ ℕ0 → (𝐵 − 0) = 𝐵) |
| 6 | 3, 5 | eqtrd 2800 | 1 ⊢ (𝐵 ∈ ℕ0 → (♯‘(0..^𝐵)) = 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1563 ∈ wcel 2145 ‘cfv 6525 (class class class)co 7400 0cc0 11088 − cmin 11429 ℕ0cn0 12492 ℤ≥cuz 12850 ..^cfzo 13670 ♯chash 14354 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-sep 5250 ax-nul 5260 ax-pow 5326 ax-pr 5394 ax-un 7722 ax-cnex 11144 ax-resscn 11145 ax-1cn 11146 ax-icn 11147 ax-addcl 11148 ax-addrcl 11149 ax-mulcl 11150 ax-mulrcl 11151 ax-mulcom 11152 ax-addass 11153 ax-mulass 11154 ax-distr 11155 ax-i2m1 11156 ax-1ne0 11157 ax-1rid 11158 ax-rnegex 11159 ax-rrecex 11160 ax-cnre 11161 ax-pre-lttri 11162 ax-pre-lttrn 11163 ax-pre-ltadd 11164 ax-pre-mulgt0 11165 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3065 df-ral 3080 df-rex 3090 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-pss 3927 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-int 4908 df-iun 4953 df-br 5105 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6291 df-ord 6352 df-on 6353 df-lim 6354 df-suc 6355 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-riota 7357 df-ov 7403 df-oprab 7404 df-mpo 7405 df-om 7851 df-1st 7974 df-2nd 7975 df-frecs 8266 df-wrecs 8297 df-recs 8346 df-rdg 8385 df-1o 8441 df-er 8682 df-en 8932 df-dom 8933 df-sdom 8934 df-fin 8935 df-card 9913 df-pnf 11233 df-mnf 11234 df-xr 11235 df-ltxr 11236 df-le 11237 df-sub 11431 df-neg 11432 df-nn 12222 df-n0 12493 df-z 12580 df-uz 12851 df-fz 13524 df-fzo 13671 df-hash 14355 |
| This theorem is referenced by: ffzo0hash 14474 tpf1o 14526 hashwrdn 14572 eqwrd 14582 wrdred1hash 14586 ccatlen 14600 ccatalpha 14619 swrdlen 14673 swrdwrdsymb 14688 pfxlen 14709 revlen 14787 repswlen 14801 s7f1o 14991 ofccat 14994 crth 16825 phisum 16838 cshwshashnsame 17151 chnpolleha 18676 pmtrdifwrdellem2 19540 odhash2 19633 ablfaclem3 20147 znhash 21665 wrdpmtrlast 33321 cycpmconjslem2 33383 1arithidomlem1 33737 1arithidomlem2 33738 1arithidom 33739 ply1degltdim 33925 subiwrdlen 34688 ccatmulgnn0dir 34844 ofcccat 34845 signstlen 34866 signsvtn0 34869 signstres 34874 signshlen 34889 reprlt 34918 reprgt 34920 breprexpnat 34933 circlemethnat 34940 circlevma 34941 hgt750lema 34956 lpadlem2 34982 frlmvscadiccat 43135 fltnltalem 43251 amgm2d 44781 amgm3d 44782 amgm4d 44783 fourierdlem73 46752 chnsuslle 47456 grtriprop 48562 grtriclwlk3 48566 gpgorder 48680 |
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