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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 7423 | . . . 4 ⊢ (𝑛 = 𝑁 → (𝑛 − 1) = (𝑁 − 1)) | |
| 3 | 1, 2 | oveqan12d 7435 | . . 3 ⊢ ((𝑚 = 𝑀 ∧ 𝑛 = 𝑁) → (𝑚...(𝑛 − 1)) = (𝑀...(𝑁 − 1))) |
| 4 | df-fzo 13712 | . . 3 ⊢ ..^ = (𝑚 ∈ ℤ, 𝑛 ∈ ℤ ↦ (𝑚...(𝑛 − 1))) | |
| 5 | ovex 7449 | . . 3 ⊢ (𝑀...(𝑁 − 1)) ∈ V | |
| 6 | 3, 4, 5 | ovmpoa 7571 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 7 | simpl 488 | . . . . 5 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → 𝑀 ∈ ℤ) | |
| 8 | fzof 13713 | . . . . . . 7 ⊢ ..^:(ℤ × ℤ)⟶𝒫 ℤ | |
| 9 | 8 | fdmi 6718 | . . . . . 6 ⊢ dom ..^ = (ℤ × ℤ) |
| 10 | 9 | ndmov 7601 | . . . . 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 13567 | . . . . . . 7 ⊢ ...:(ℤ × ℤ)⟶𝒫 ℤ | |
| 14 | 13 | fdmi 6718 | . . . . . 6 ⊢ dom ... = (ℤ × ℤ) |
| 15 | 14 | ndmov 7601 | . . . . 5 ⊢ (¬ (𝑀 ∈ ℤ ∧ (𝑁 − 1) ∈ ℤ) → (𝑀...(𝑁 − 1)) = ∅) |
| 16 | 12, 15 | nsyl5 160 | . . . 4 ⊢ (¬ 𝑀 ∈ ℤ → (𝑀...(𝑁 − 1)) = ∅) |
| 17 | 11, 16 | eqtr4d 2800 | . . 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 4282 𝒫 cpw 4560 × cxp 5657 (class class class)co 7416 1c1 11128 − cmin 11468 ℤcz 12618 ...cfz 13563 ..^cfzo 13711 |
| 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 2215 ax-ext 2734 ax-sep 5255 ax-nul 5267 ax-pr 5402 ax-un 7739 ax-cnex 11183 ax-resscn 11184 |
| 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 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-ral 3079 df-rex 3089 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-iun 4956 df-br 5108 df-opab 5172 df-mpt 5191 df-id 5554 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-fv 6545 df-ov 7419 df-oprab 7420 df-mpo 7421 df-1st 7989 df-2nd 7990 df-neg 11471 df-z 12619 df-uz 12891 df-fz 13564 df-fzo 13712 |
| This theorem is used by: elfzo 13718 fzon 13738 fzoss1 13744 fzoss2 13745 elfzolem1 13762 fz1fzo0m1 13768 fzval3 13792 fzo13pr 13807 fzo0to2pr 13808 fzo0to3tp 13810 fzo0to42pr 13811 fzo1to4tp 13812 fzoend 13815 fzofzp1b 13823 elfzom1b 13824 peano2fzor 13833 fzoshftral 13845 zmodfzo 13957 zmodidfzo 13963 fzofi 14040 hashfzo 14496 wrdffz 14602 revcl 14832 revlen 14833 revccat 14837 revrev 14838 revco 14907 fzosump1 15840 telfsumo 15891 fsumparts 15895 geoser 15958 pwdif 15959 pwm1geoser 15960 geo2sum2 15965 dfphi2 16869 reumodprminv 16900 gsumwsubmcl 18947 gsumsgrpccat 18950 gsumwmhm 18955 efgsdmi 19860 efgs1b 19864 efgredlemf 19869 efgredlemd 19872 efgredlemc 19873 efgredlem 19875 cpmadugsumlemF 23102 advlogexp 26890 dchrisumlem1 27723 redwlklem 30115 pthhashvtx 30180 wlkiswwlks2lem3 30325 wlkiswwlksupgr2 30331 clwlkclwwlklem2a 30454 wlk2v2e 30623 eucrct2eupth 30711 gsummulsubdishift1 33495 cycpmco2 33560 submat1n 34302 eulerpartlemd 34864 fzssfzo 35037 signstfvn 35064 remexz 42957 fzosumm1 43104 bccbc 45156 monoords 46117 stirlinglem12 46900 difltmodne 48223 muldvdsfacm1 48262 iccpartiltu 48309 iccpartigtl 48310 iccpartgt 48314 nprmmul1 48414 nnsum4primeseven 48703 nnsum4primesevenALTV 48704 nn0sumshdiglemA 49536 nn0sumshdiglemB 49537 |
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