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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 7447 | . . . 4 ⊢ (𝑛 = 𝑁 → (𝑛 − 1) = (𝑁 − 1)) | |
| 3 | 1, 2 | oveqan12d 7459 | . . 3 ⊢ ((𝑚 = 𝑀 ∧ 𝑛 = 𝑁) → (𝑚...(𝑛 − 1)) = (𝑀...(𝑁 − 1))) |
| 4 | df-fzo 13813 | . . 3 ⊢ ..^ = (𝑚 ∈ ℤ, 𝑛 ∈ ℤ ↦ (𝑚...(𝑛 − 1))) | |
| 5 | ovex 7473 | . . 3 ⊢ (𝑀...(𝑁 − 1)) ∈ V | |
| 6 | 3, 4, 5 | ovmpoa 7596 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 7 | simpl 488 | . . . . 5 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → 𝑀 ∈ ℤ) | |
| 8 | fzof 13814 | . . . . . . 7 ⊢ ..^:(ℤ × ℤ)⟶𝒫 ℤ | |
| 9 | 8 | fdmi 6740 | . . . . . 6 ⊢ dom ..^ = (ℤ × ℤ) |
| 10 | 9 | ndmov 7626 | . . . . 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 13667 | . . . . . . 7 ⊢ ...:(ℤ × ℤ)⟶𝒫 ℤ | |
| 14 | 13 | fdmi 6740 | . . . . . 6 ⊢ dom ... = (ℤ × ℤ) |
| 15 | 14 | ndmov 7626 | . . . . 5 ⊢ (¬ (𝑀 ∈ ℤ ∧ (𝑁 − 1) ∈ ℤ) → (𝑀...(𝑁 − 1)) = ∅) |
| 16 | 12, 15 | nsyl5 160 | . . . 4 ⊢ (¬ 𝑀 ∈ ℤ → (𝑀...(𝑁 − 1)) = ∅) |
| 17 | 11, 16 | eqtr4d 2801 | . . 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 2147 ∅c0 4281 𝒫 cpw 4560 × cxp 5653 (class class class)co 7440 1c1 11225 − cmin 11565 ℤcz 12717 ...cfz 13663 ..^cfzo 13812 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5252 ax-nul 5263 ax-pr 5395 ax-un 7772 ax-cnex 11280 ax-resscn 11281 |
| 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 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-id 5550 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6509 df-fun 6557 df-fn 6558 df-f 6559 df-fv 6563 df-ov 7443 df-oprab 7444 df-mpo 7445 df-1st 8022 df-2nd 8023 df-neg 11568 df-z 12718 df-uz 12990 df-fz 13664 df-fzo 13813 |
| This theorem is used by: elfzo 13819 fzon 13839 fzoss1 13845 fzoss2 13846 elfzolem1 13863 fz1fzo0m1 13869 fzval3 13893 fzo13pr 13908 fzo0to2pr 13909 fzo0to3tp 13911 fzo0to42pr 13912 fzo1to4tp 13913 fzoend 13916 fzofzp1b 13924 elfzom1b 13925 peano2fzor 13934 fzoshftral 13946 zmodfzo 14058 zmodidfzo 14064 fzofi 14141 hashfzo 14598 wrdffz 14704 revcl 14935 revlen 14936 revccat 14940 revrev 14941 revco 15010 fzosump1 15944 telfsumo 15995 fsumparts 15999 geoser 16062 pwdif 16063 pwm1geoser 16064 geo2sum2 16069 dfphi2 16977 reumodprminv 17008 gsumwsubmcl 19059 gsumsgrpccat 19062 gsumwmhm 19067 efgsdmi 19973 efgs1b 19977 efgredlemf 19982 efgredlemd 19985 efgredlemc 19986 efgredlem 19988 cpmadugsumlemF 23221 advlogexp 27010 dchrisumlem1 27843 redwlklem 30277 pthhashvtx 30342 wlkiswwlks2lem3 30487 wlkiswwlksupgr2 30493 clwlkclwwlklem2a 30616 wlk2v2e 30785 eucrct2eupth 30873 gsummulsubdishift1 33696 cycpmco2 33761 submat1n 34504 eulerpartlemd 35065 fzssfzo 35238 signstfvn 35265 remexz 43345 fzosumm1 43492 bccbc 45519 monoords 46516 stirlinglem12 47298 difltmodne 48621 muldvdsfacm1 48660 iccpartiltu 48707 iccpartigtl 48708 iccpartgt 48712 nprmmul1 48812 nnsum4primeseven 49101 nnsum4primesevenALTV 49102 nn0sumshdiglemA 49934 nn0sumshdiglemB 49935 |
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