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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 14354 | . . 3 ⊢ (𝐵 ∈ (ℤ≥‘0) → (♯‘(0..^𝐵)) = (𝐵 − 0)) | |
| 2 | nn0uz 12795 | . . 3 ⊢ ℕ0 = (ℤ≥‘0) | |
| 3 | 1, 2 | eleq2s 2846 | . 2 ⊢ (𝐵 ∈ ℕ0 → (♯‘(0..^𝐵)) = (𝐵 − 0)) |
| 4 | nn0cn 12412 | . . 3 ⊢ (𝐵 ∈ ℕ0 → 𝐵 ∈ ℂ) | |
| 5 | 4 | subid1d 11482 | . 2 ⊢ (𝐵 ∈ ℕ0 → (𝐵 − 0) = 𝐵) |
| 6 | 3, 5 | eqtrd 2764 | 1 ⊢ (𝐵 ∈ ℕ0 → (♯‘(0..^𝐵)) = 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2109 ‘cfv 6486 (class class class)co 7353 0cc0 11028 − cmin 11365 ℕ0cn0 12402 ℤ≥cuz 12753 ..^cfzo 13575 ♯chash 14255 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5238 ax-nul 5248 ax-pow 5307 ax-pr 5374 ax-un 7675 ax-cnex 11084 ax-resscn 11085 ax-1cn 11086 ax-icn 11087 ax-addcl 11088 ax-addrcl 11089 ax-mulcl 11090 ax-mulrcl 11091 ax-mulcom 11092 ax-addass 11093 ax-mulass 11094 ax-distr 11095 ax-i2m1 11096 ax-1ne0 11097 ax-1rid 11098 ax-rnegex 11099 ax-rrecex 11100 ax-cnre 11101 ax-pre-lttri 11102 ax-pre-lttrn 11103 ax-pre-ltadd 11104 ax-pre-mulgt0 11105 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-reu 3346 df-rab 3397 df-v 3440 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4479 df-pw 4555 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4862 df-int 4900 df-iun 4946 df-br 5096 df-opab 5158 df-mpt 5177 df-tr 5203 df-id 5518 df-eprel 5523 df-po 5531 df-so 5532 df-fr 5576 df-we 5578 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-pred 6253 df-ord 6314 df-on 6315 df-lim 6316 df-suc 6317 df-iota 6442 df-fun 6488 df-fn 6489 df-f 6490 df-f1 6491 df-fo 6492 df-f1o 6493 df-fv 6494 df-riota 7310 df-ov 7356 df-oprab 7357 df-mpo 7358 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-1o 8395 df-er 8632 df-en 8880 df-dom 8881 df-sdom 8882 df-fin 8883 df-card 9854 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11367 df-neg 11368 df-nn 12147 df-n0 12403 df-z 12490 df-uz 12754 df-fz 13429 df-fzo 13576 df-hash 14256 |
| This theorem is referenced by: ffzo0hash 14374 tpf1o 14426 hashwrdn 14472 eqwrd 14482 wrdred1hash 14486 ccatlen 14500 ccatalpha 14518 swrdlen 14572 swrdwrdsymb 14587 pfxlen 14608 revlen 14686 repswlen 14700 s7f1o 14891 ofccat 14894 crth 16707 phisum 16720 cshwshashnsame 17033 pmtrdifwrdellem2 19379 odhash2 19472 ablfaclem3 19986 znhash 21483 wrdpmtrlast 33048 cycpmconjslem2 33110 1arithidomlem1 33482 1arithidomlem2 33483 1arithidom 33484 ply1degltdim 33595 subiwrdlen 34353 ccatmulgnn0dir 34509 ofcccat 34510 signstlen 34534 signsvtn0 34537 signstres 34542 signshlen 34557 reprlt 34586 reprgt 34588 breprexpnat 34601 circlemethnat 34608 circlevma 34609 hgt750lema 34624 lpadlem2 34647 frlmvscadiccat 42479 fltnltalem 42635 amgm2d 44171 amgm3d 44172 amgm4d 44173 fourierdlem73 46161 grtriprop 47926 grtriclwlk3 47930 gpgorder 48044 |
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