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Mirrors > Home > MPE Home > Th. List > fzrevral3 | Structured version Visualization version GIF version |
Description: Reversal of scanning order inside of a universal quantification restricted to a finite set of sequential integers. (Contributed by NM, 20-Nov-2005.) |
Ref | Expression |
---|---|
fzrevral3 | ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (∀𝑗 ∈ (𝑀...𝑁)𝜑 ↔ ∀𝑘 ∈ (𝑀...𝑁)[((𝑀 + 𝑁) − 𝑘) / 𝑗]𝜑)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | zaddcl 12440 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀 + 𝑁) ∈ ℤ) | |
2 | fzrevral 13421 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ (𝑀 + 𝑁) ∈ ℤ) → (∀𝑗 ∈ (𝑀...𝑁)𝜑 ↔ ∀𝑘 ∈ (((𝑀 + 𝑁) − 𝑁)...((𝑀 + 𝑁) − 𝑀))[((𝑀 + 𝑁) − 𝑘) / 𝑗]𝜑)) | |
3 | 1, 2 | mpd3an3 1461 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (∀𝑗 ∈ (𝑀...𝑁)𝜑 ↔ ∀𝑘 ∈ (((𝑀 + 𝑁) − 𝑁)...((𝑀 + 𝑁) − 𝑀))[((𝑀 + 𝑁) − 𝑘) / 𝑗]𝜑)) |
4 | zcn 12404 | . . . 4 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℂ) | |
5 | zcn 12404 | . . . 4 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℂ) | |
6 | pncan 11307 | . . . . 5 ⊢ ((𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) → ((𝑀 + 𝑁) − 𝑁) = 𝑀) | |
7 | pncan2 11308 | . . . . 5 ⊢ ((𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) → ((𝑀 + 𝑁) − 𝑀) = 𝑁) | |
8 | 6, 7 | oveq12d 7335 | . . . 4 ⊢ ((𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) → (((𝑀 + 𝑁) − 𝑁)...((𝑀 + 𝑁) − 𝑀)) = (𝑀...𝑁)) |
9 | 4, 5, 8 | syl2an 596 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (((𝑀 + 𝑁) − 𝑁)...((𝑀 + 𝑁) − 𝑀)) = (𝑀...𝑁)) |
10 | 9 | raleqdv 3310 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (∀𝑘 ∈ (((𝑀 + 𝑁) − 𝑁)...((𝑀 + 𝑁) − 𝑀))[((𝑀 + 𝑁) − 𝑘) / 𝑗]𝜑 ↔ ∀𝑘 ∈ (𝑀...𝑁)[((𝑀 + 𝑁) − 𝑘) / 𝑗]𝜑)) |
11 | 3, 10 | bitrd 278 | 1 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (∀𝑗 ∈ (𝑀...𝑁)𝜑 ↔ ∀𝑘 ∈ (𝑀...𝑁)[((𝑀 + 𝑁) − 𝑘) / 𝑗]𝜑)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 396 = wceq 1540 ∈ wcel 2105 ∀wral 3062 [wsbc 3726 (class class class)co 7317 ℂcc 10949 + caddc 10954 − cmin 11285 ℤcz 12399 ...cfz 13319 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1912 ax-6 1970 ax-7 2010 ax-8 2107 ax-9 2115 ax-10 2136 ax-11 2153 ax-12 2170 ax-ext 2708 ax-sep 5238 ax-nul 5245 ax-pow 5303 ax-pr 5367 ax-un 7630 ax-cnex 11007 ax-resscn 11008 ax-1cn 11009 ax-icn 11010 ax-addcl 11011 ax-addrcl 11012 ax-mulcl 11013 ax-mulrcl 11014 ax-mulcom 11015 ax-addass 11016 ax-mulass 11017 ax-distr 11018 ax-i2m1 11019 ax-1ne0 11020 ax-1rid 11021 ax-rnegex 11022 ax-rrecex 11023 ax-cnre 11024 ax-pre-lttri 11025 ax-pre-lttrn 11026 ax-pre-ltadd 11027 ax-pre-mulgt0 11028 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1781 df-nf 1785 df-sb 2067 df-mo 2539 df-eu 2568 df-clab 2715 df-cleq 2729 df-clel 2815 df-nfc 2887 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-reu 3351 df-rab 3405 df-v 3443 df-sbc 3727 df-csb 3843 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-pss 3916 df-nul 4268 df-if 4472 df-pw 4547 df-sn 4572 df-pr 4574 df-op 4578 df-uni 4851 df-iun 4939 df-br 5088 df-opab 5150 df-mpt 5171 df-tr 5205 df-id 5507 df-eprel 5513 df-po 5521 df-so 5522 df-fr 5563 df-we 5565 df-xp 5614 df-rel 5615 df-cnv 5616 df-co 5617 df-dm 5618 df-rn 5619 df-res 5620 df-ima 5621 df-pred 6225 df-ord 6292 df-on 6293 df-lim 6294 df-suc 6295 df-iota 6418 df-fun 6468 df-fn 6469 df-f 6470 df-f1 6471 df-fo 6472 df-f1o 6473 df-fv 6474 df-riota 7274 df-ov 7320 df-oprab 7321 df-mpo 7322 df-om 7760 df-1st 7878 df-2nd 7879 df-frecs 8146 df-wrecs 8177 df-recs 8251 df-rdg 8290 df-er 8548 df-en 8784 df-dom 8785 df-sdom 8786 df-pnf 11091 df-mnf 11092 df-xr 11093 df-ltxr 11094 df-le 11095 df-sub 11287 df-neg 11288 df-nn 12054 df-n0 12314 df-z 12400 df-uz 12663 df-fz 13320 |
This theorem is referenced by: (None) |
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