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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 14554 | . . 3 ⊢ (𝐵 ∈ (ℤ≥‘0) → (♯‘(0..^𝐵)) = (𝐵 − 0)) | |
| 2 | nn0uz 12984 | . . 3 ⊢ ℕ0 = (ℤ≥‘0) | |
| 3 | 1, 2 | eleq2s 2879 | . 2 ⊢ (𝐵 ∈ ℕ0 → (♯‘(0..^𝐵)) = (𝐵 − 0)) |
| 4 | nn0cn 12597 | . . 3 ⊢ (𝐵 ∈ ℕ0 → 𝐵 ∈ ℂ) | |
| 5 | 4 | subid1d 11639 | . 2 ⊢ (𝐵 ∈ ℕ0 → (𝐵 − 0) = 𝐵) |
| 6 | 3, 5 | eqtrd 2796 | 1 ⊢ (𝐵 ∈ ℕ0 → (♯‘(0..^𝐵)) = 𝐵) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 ‘cfv 6531 (class class class)co 7412 0cc0 11181 − cmin 11522 ℕ0cn0 12587 ℤ≥cuz 12946 ..^cfzo 13768 ♯chash 14454 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7740 ax-cnex 11237 ax-resscn 11238 ax-1cn 11239 ax-icn 11240 ax-addcl 11241 ax-addrcl 11242 ax-mulcl 11243 ax-mulrcl 11244 ax-mulcom 11245 ax-addass 11246 ax-mulass 11247 ax-distr 11248 ax-i2m1 11249 ax-1ne0 11250 ax-1rid 11251 ax-rnegex 11252 ax-rrecex 11253 ax-cnre 11254 ax-pre-lttri 11255 ax-pre-lttrn 11256 ax-pre-ltadd 11257 ax-pre-mulgt0 11258 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 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 6297 df-ord 6358 df-on 6359 df-lim 6360 df-suc 6361 df-iota 6487 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7867 df-1st 7990 df-2nd 7991 df-frecs 8283 df-wrecs 8314 df-recs 8363 df-rdg 8402 df-1o 8460 df-er 8701 df-en 8958 df-dom 8959 df-sdom 8960 df-fin 8961 df-card 10001 df-pnf 11326 df-mnf 11327 df-xr 11328 df-ltxr 11329 df-le 11330 df-sub 11524 df-neg 11525 df-nn 12317 df-n0 12588 df-z 12675 df-uz 12947 df-fz 13621 df-fzo 13769 df-hash 14455 |
| This theorem is used by: ffzo0hash 14574 tpf1o 14626 hashwrdn 14672 eqwrd 14682 wrdred1hash 14686 ccatlen 14700 ccatalpha 14720 swrdlen 14775 swrdwrdsymb 14792 pfxlen 14813 revlen 14891 repswlen 14907 s3rex 15081 s7f1o 15099 ofccat 15102 crth 16935 phisum 16948 cshwshashnsame 17261 chnpolleha 18786 pmtrdifwrdellem2 19676 odhash2 19769 ablfaclem3 20283 znhash 21844 elcgrabasi 29357 wrdpmtrlast 33636 cycpmconjslem2 33698 1arithidomlem1 34049 1arithidomlem2 34050 1arithidom 34051 ply1degltdim 34237 subiwrdlen 35001 ccatmulgnn0dir 35157 ofcccat 35158 signstlen 35179 signsvtn0 35182 signstres 35187 signshlen 35202 reprlt 35231 reprgt 35233 breprexpnat 35246 circlemethnat 35253 circlevma 35254 hgt750lema 35269 lpadlem2 35295 frlmvscadiccat 43538 fltnltalem 43627 amgm2d 45157 amgm3d 45158 amgm4d 45159 fourierdlem73 47133 chnsuslle 47835 grtriprop 48983 grtriclwlk3 48987 gpgorder 49101 |
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