Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > fzrevral2 | 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, 25-Nov-2005.) |
Ref | Expression |
---|---|
fzrevral2 | ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝐾 ∈ ℤ) → (∀𝑗 ∈ ((𝐾 − 𝑁)...(𝐾 − 𝑀))𝜑 ↔ ∀𝑘 ∈ (𝑀...𝑁)[(𝐾 − 𝑘) / 𝑗]𝜑)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | zsubcl 12345 | . . . . 5 ⊢ ((𝐾 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝐾 − 𝑁) ∈ ℤ) | |
2 | 1 | 3adant2 1129 | . . . 4 ⊢ ((𝐾 ∈ ℤ ∧ 𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝐾 − 𝑁) ∈ ℤ) |
3 | zsubcl 12345 | . . . . 5 ⊢ ((𝐾 ∈ ℤ ∧ 𝑀 ∈ ℤ) → (𝐾 − 𝑀) ∈ ℤ) | |
4 | 3 | 3adant3 1130 | . . . 4 ⊢ ((𝐾 ∈ ℤ ∧ 𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝐾 − 𝑀) ∈ ℤ) |
5 | simp1 1134 | . . . 4 ⊢ ((𝐾 ∈ ℤ ∧ 𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → 𝐾 ∈ ℤ) | |
6 | fzrevral 13323 | . . . 4 ⊢ (((𝐾 − 𝑁) ∈ ℤ ∧ (𝐾 − 𝑀) ∈ ℤ ∧ 𝐾 ∈ ℤ) → (∀𝑗 ∈ ((𝐾 − 𝑁)...(𝐾 − 𝑀))𝜑 ↔ ∀𝑘 ∈ ((𝐾 − (𝐾 − 𝑀))...(𝐾 − (𝐾 − 𝑁)))[(𝐾 − 𝑘) / 𝑗]𝜑)) | |
7 | 2, 4, 5, 6 | syl3anc 1369 | . . 3 ⊢ ((𝐾 ∈ ℤ ∧ 𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (∀𝑗 ∈ ((𝐾 − 𝑁)...(𝐾 − 𝑀))𝜑 ↔ ∀𝑘 ∈ ((𝐾 − (𝐾 − 𝑀))...(𝐾 − (𝐾 − 𝑁)))[(𝐾 − 𝑘) / 𝑗]𝜑)) |
8 | zcn 12307 | . . . . 5 ⊢ (𝐾 ∈ ℤ → 𝐾 ∈ ℂ) | |
9 | zcn 12307 | . . . . 5 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℂ) | |
10 | zcn 12307 | . . . . 5 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℂ) | |
11 | nncan 11233 | . . . . . . 7 ⊢ ((𝐾 ∈ ℂ ∧ 𝑀 ∈ ℂ) → (𝐾 − (𝐾 − 𝑀)) = 𝑀) | |
12 | 11 | 3adant3 1130 | . . . . . 6 ⊢ ((𝐾 ∈ ℂ ∧ 𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) → (𝐾 − (𝐾 − 𝑀)) = 𝑀) |
13 | nncan 11233 | . . . . . . 7 ⊢ ((𝐾 ∈ ℂ ∧ 𝑁 ∈ ℂ) → (𝐾 − (𝐾 − 𝑁)) = 𝑁) | |
14 | 13 | 3adant2 1129 | . . . . . 6 ⊢ ((𝐾 ∈ ℂ ∧ 𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) → (𝐾 − (𝐾 − 𝑁)) = 𝑁) |
15 | 12, 14 | oveq12d 7286 | . . . . 5 ⊢ ((𝐾 ∈ ℂ ∧ 𝑀 ∈ ℂ ∧ 𝑁 ∈ ℂ) → ((𝐾 − (𝐾 − 𝑀))...(𝐾 − (𝐾 − 𝑁))) = (𝑀...𝑁)) |
16 | 8, 9, 10, 15 | syl3an 1158 | . . . 4 ⊢ ((𝐾 ∈ ℤ ∧ 𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → ((𝐾 − (𝐾 − 𝑀))...(𝐾 − (𝐾 − 𝑁))) = (𝑀...𝑁)) |
17 | 16 | raleqdv 3346 | . . 3 ⊢ ((𝐾 ∈ ℤ ∧ 𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (∀𝑘 ∈ ((𝐾 − (𝐾 − 𝑀))...(𝐾 − (𝐾 − 𝑁)))[(𝐾 − 𝑘) / 𝑗]𝜑 ↔ ∀𝑘 ∈ (𝑀...𝑁)[(𝐾 − 𝑘) / 𝑗]𝜑)) |
18 | 7, 17 | bitrd 278 | . 2 ⊢ ((𝐾 ∈ ℤ ∧ 𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (∀𝑗 ∈ ((𝐾 − 𝑁)...(𝐾 − 𝑀))𝜑 ↔ ∀𝑘 ∈ (𝑀...𝑁)[(𝐾 − 𝑘) / 𝑗]𝜑)) |
19 | 18 | 3coml 1125 | 1 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝐾 ∈ ℤ) → (∀𝑗 ∈ ((𝐾 − 𝑁)...(𝐾 − 𝑀))𝜑 ↔ ∀𝑘 ∈ (𝑀...𝑁)[(𝐾 − 𝑘) / 𝑗]𝜑)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ w3a 1085 = wceq 1541 ∈ wcel 2109 ∀wral 3065 [wsbc 3719 (class class class)co 7268 ℂcc 10853 − cmin 11188 ℤcz 12302 ...cfz 13221 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1801 ax-4 1815 ax-5 1916 ax-6 1974 ax-7 2014 ax-8 2111 ax-9 2119 ax-10 2140 ax-11 2157 ax-12 2174 ax-ext 2710 ax-sep 5226 ax-nul 5233 ax-pow 5291 ax-pr 5355 ax-un 7579 ax-cnex 10911 ax-resscn 10912 ax-1cn 10913 ax-icn 10914 ax-addcl 10915 ax-addrcl 10916 ax-mulcl 10917 ax-mulrcl 10918 ax-mulcom 10919 ax-addass 10920 ax-mulass 10921 ax-distr 10922 ax-i2m1 10923 ax-1ne0 10924 ax-1rid 10925 ax-rnegex 10926 ax-rrecex 10927 ax-cnre 10928 ax-pre-lttri 10929 ax-pre-lttrn 10930 ax-pre-ltadd 10931 ax-pre-mulgt0 10932 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1544 df-fal 1554 df-ex 1786 df-nf 1790 df-sb 2071 df-mo 2541 df-eu 2570 df-clab 2717 df-cleq 2731 df-clel 2817 df-nfc 2890 df-ne 2945 df-nel 3051 df-ral 3070 df-rex 3071 df-reu 3072 df-rab 3074 df-v 3432 df-sbc 3720 df-csb 3837 df-dif 3894 df-un 3896 df-in 3898 df-ss 3908 df-pss 3910 df-nul 4262 df-if 4465 df-pw 4540 df-sn 4567 df-pr 4569 df-tp 4571 df-op 4573 df-uni 4845 df-iun 4931 df-br 5079 df-opab 5141 df-mpt 5162 df-tr 5196 df-id 5488 df-eprel 5494 df-po 5502 df-so 5503 df-fr 5543 df-we 5545 df-xp 5594 df-rel 5595 df-cnv 5596 df-co 5597 df-dm 5598 df-rn 5599 df-res 5600 df-ima 5601 df-pred 6199 df-ord 6266 df-on 6267 df-lim 6268 df-suc 6269 df-iota 6388 df-fun 6432 df-fn 6433 df-f 6434 df-f1 6435 df-fo 6436 df-f1o 6437 df-fv 6438 df-riota 7225 df-ov 7271 df-oprab 7272 df-mpo 7273 df-om 7701 df-1st 7817 df-2nd 7818 df-frecs 8081 df-wrecs 8112 df-recs 8186 df-rdg 8225 df-er 8472 df-en 8708 df-dom 8709 df-sdom 8710 df-pnf 10995 df-mnf 10996 df-xr 10997 df-ltxr 10998 df-le 10999 df-sub 11190 df-neg 11191 df-nn 11957 df-n0 12217 df-z 12303 df-uz 12565 df-fz 13222 |
This theorem is referenced by: (None) |
Copyright terms: Public domain | W3C validator |