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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 7424 | . . . 4 ⊢ (𝑛 = 𝑁 → (𝑛 − 1) = (𝑁 − 1)) | |
| 3 | 1, 2 | oveqan12d 7436 | . . 3 ⊢ ((𝑚 = 𝑀 ∧ 𝑛 = 𝑁) → (𝑚...(𝑛 − 1)) = (𝑀...(𝑁 − 1))) |
| 4 | df-fzo 13714 | . . 3 ⊢ ..^ = (𝑚 ∈ ℤ, 𝑛 ∈ ℤ ↦ (𝑚...(𝑛 − 1))) | |
| 5 | ovex 7450 | . . 3 ⊢ (𝑀...(𝑁 − 1)) ∈ V | |
| 6 | 3, 4, 5 | ovmpoa 7572 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 7 | simpl 488 | . . . . 5 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → 𝑀 ∈ ℤ) | |
| 8 | fzof 13715 | . . . . . . 7 ⊢ ..^:(ℤ × ℤ)⟶𝒫 ℤ | |
| 9 | 8 | fdmi 6718 | . . . . . 6 ⊢ dom ..^ = (ℤ × ℤ) |
| 10 | 9 | ndmov 7602 | . . . . 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 13569 | . . . . . . 7 ⊢ ...:(ℤ × ℤ)⟶𝒫 ℤ | |
| 14 | 13 | fdmi 6718 | . . . . . 6 ⊢ dom ... = (ℤ × ℤ) |
| 15 | 14 | ndmov 7602 | . . . . 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 7417 1c1 11129 − cmin 11469 ℤcz 12619 ...cfz 13565 ..^cfzo 13713 |
| 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 7740 ax-cnex 11184 ax-resscn 11185 |
| 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 7420 df-oprab 7421 df-mpo 7422 df-1st 7990 df-2nd 7991 df-neg 11472 df-z 12620 df-uz 12892 df-fz 13566 df-fzo 13714 |
| This theorem is used by: elfzo 13720 fzon 13740 fzoss1 13746 fzoss2 13747 elfzolem1 13764 fz1fzo0m1 13770 fzval3 13794 fzo13pr 13809 fzo0to2pr 13810 fzo0to3tp 13812 fzo0to42pr 13813 fzo1to4tp 13814 fzoend 13817 fzofzp1b 13825 elfzom1b 13826 peano2fzor 13835 fzoshftral 13847 zmodfzo 13959 zmodidfzo 13965 fzofi 14042 hashfzo 14498 wrdffz 14604 revcl 14834 revlen 14835 revccat 14839 revrev 14840 revco 14909 fzosump1 15842 telfsumo 15893 fsumparts 15897 geoser 15960 pwdif 15961 pwm1geoser 15962 geo2sum2 15967 dfphi2 16871 reumodprminv 16902 gsumwsubmcl 18952 gsumsgrpccat 18955 gsumwmhm 18960 efgsdmi 19865 efgs1b 19869 efgredlemf 19874 efgredlemd 19877 efgredlemc 19878 efgredlem 19880 cpmadugsumlemF 23107 advlogexp 26900 dchrisumlem1 27733 redwlklem 30137 pthhashvtx 30202 wlkiswwlks2lem3 30347 wlkiswwlksupgr2 30353 clwlkclwwlklem2a 30476 wlk2v2e 30645 eucrct2eupth 30733 gsummulsubdishift1 33516 cycpmco2 33581 submat1n 34323 eulerpartlemd 34885 fzssfzo 35058 signstfvn 35085 remexz 42978 fzosumm1 43125 bccbc 45177 monoords 46138 stirlinglem12 46921 difltmodne 48244 muldvdsfacm1 48283 iccpartiltu 48330 iccpartigtl 48331 iccpartgt 48335 nprmmul1 48435 nnsum4primeseven 48724 nnsum4primesevenALTV 48725 nn0sumshdiglemA 49557 nn0sumshdiglemB 49558 |
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