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| Mirrors > Home > MPE Home > Th. List > fzoval | Structured version Visualization version GIF version | ||
| Description: Value of the half-open integer set in terms of the closed integer set. (Contributed by Stefan O'Rear, 14-Aug-2015.) |
| Ref | Expression |
|---|---|
| fzoval | ⊢ (𝑁 ∈ ℤ → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | id 23 | . . . 4 ⊢ (𝑚 = 𝑀 → 𝑚 = 𝑀) | |
| 2 | oveq1 7416 | . . . 4 ⊢ (𝑛 = 𝑁 → (𝑛 − 1) = (𝑁 − 1)) | |
| 3 | 1, 2 | oveqan12d 7428 | . . 3 ⊢ ((𝑚 = 𝑀 ∧ 𝑛 = 𝑁) → (𝑚...(𝑛 − 1)) = (𝑀...(𝑁 − 1))) |
| 4 | df-fzo 13743 | . . 3 ⊢ ..^ = (𝑚 ∈ ℤ, 𝑛 ∈ ℤ ↦ (𝑚...(𝑛 − 1))) | |
| 5 | ovex 7442 | . . 3 ⊢ (𝑀...(𝑁 − 1)) ∈ V | |
| 6 | 3, 4, 5 | ovmpoa 7564 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 7 | simpl 488 | . . . . 5 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → 𝑀 ∈ ℤ) | |
| 8 | fzof 13744 | . . . . . . 7 ⊢ ..^:(ℤ × ℤ)⟶𝒫 ℤ | |
| 9 | 8 | fdmi 6710 | . . . . . 6 ⊢ dom ..^ = (ℤ × ℤ) |
| 10 | 9 | ndmov 7594 | . . . . 5 ⊢ (¬ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = ∅) |
| 11 | 7, 10 | nsyl5 160 | . . . 4 ⊢ (¬ 𝑀 ∈ ℤ → (𝑀..^𝑁) = ∅) |
| 12 | simpl 488 | . . . . 5 ⊢ ((𝑀 ∈ ℤ ∧ (𝑁 − 1) ∈ ℤ) → 𝑀 ∈ ℤ) | |
| 13 | fzf 13598 | . . . . . . 7 ⊢ ...:(ℤ × ℤ)⟶𝒫 ℤ | |
| 14 | 13 | fdmi 6710 | . . . . . 6 ⊢ dom ... = (ℤ × ℤ) |
| 15 | 14 | ndmov 7594 | . . . . 5 ⊢ (¬ (𝑀 ∈ ℤ ∧ (𝑁 − 1) ∈ ℤ) → (𝑀...(𝑁 − 1)) = ∅) |
| 16 | 12, 15 | nsyl5 160 | . . . 4 ⊢ (¬ 𝑀 ∈ ℤ → (𝑀...(𝑁 − 1)) = ∅) |
| 17 | 11, 16 | eqtr4d 2798 | . . 3 ⊢ (¬ 𝑀 ∈ ℤ → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 18 | 17 | adantr 486 | . 2 ⊢ ((¬ 𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 19 | 6, 18 | pm2.61ian 824 | 1 ⊢ (𝑁 ∈ ℤ → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ∅c0 4279 𝒫 cpw 4557 × cxp 5646 (class class class)co 7409 1c1 11158 − cmin 11498 ℤcz 12648 ...cfz 13594 ..^cfzo 13742 |
| 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 2732 ax-sep 5249 ax-nul 5260 ax-pr 5391 ax-un 7735 ax-cnex 11213 ax-resscn 11214 |
| 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 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5543 df-xp 5654 df-rel 5655 df-cnv 5656 df-co 5657 df-dm 5658 df-rn 5659 df-res 5660 df-ima 5661 df-iota 6484 df-fun 6530 df-fn 6531 df-f 6532 df-fv 6536 df-ov 7412 df-oprab 7413 df-mpo 7414 df-1st 7985 df-2nd 7986 df-neg 11501 df-z 12649 df-uz 12921 df-fz 13595 df-fzo 13743 |
| This theorem is used by: elfzo 13749 fzon 13769 fzoss1 13775 fzoss2 13776 elfzolem1 13793 fz1fzo0m1 13799 fzval3 13823 fzo13pr 13838 fzo0to2pr 13839 fzo0to3tp 13841 fzo0to42pr 13842 fzo1to4tp 13843 fzoend 13846 fzofzp1b 13854 elfzom1b 13855 peano2fzor 13864 fzoshftral 13876 zmodfzo 13988 zmodidfzo 13994 fzofi 14071 hashfzo 14527 wrdffz 14633 revcl 14863 revlen 14864 revccat 14868 revrev 14869 revco 14938 fzosump1 15871 telfsumo 15922 fsumparts 15926 geoser 15989 pwdif 15990 pwm1geoser 15991 geo2sum2 15996 dfphi2 16898 reumodprminv 16929 gsumwsubmcl 18980 gsumsgrpccat 18983 gsumwmhm 18988 efgsdmi 19893 efgs1b 19897 efgredlemf 19902 efgredlemd 19905 efgredlemc 19906 efgredlem 19908 cpmadugsumlemF 23141 advlogexp 26932 dchrisumlem1 27765 redwlklem 30169 pthhashvtx 30234 wlkiswwlks2lem3 30379 wlkiswwlksupgr2 30385 clwlkclwwlklem2a 30508 wlk2v2e 30677 eucrct2eupth 30765 gsummulsubdishift1 33548 cycpmco2 33613 submat1n 34356 eulerpartlemd 34918 fzssfzo 35091 signstfvn 35118 remexz 43068 fzosumm1 43215 bccbc 45267 monoords 46228 stirlinglem12 47011 difltmodne 48334 muldvdsfacm1 48373 iccpartiltu 48420 iccpartigtl 48421 iccpartgt 48425 nprmmul1 48525 nnsum4primeseven 48814 nnsum4primesevenALTV 48815 nn0sumshdiglemA 49647 nn0sumshdiglemB 49648 |
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