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Mirrors > Home > MPE Home > Th. List > gausslemma2dlem5a | Structured version Visualization version GIF version |
Description: Lemma for gausslemma2dlem5 25941. (Contributed by AV, 8-Jul-2021.) |
Ref | Expression |
---|---|
gausslemma2d.p | ⊢ (𝜑 → 𝑃 ∈ (ℙ ∖ {2})) |
gausslemma2d.h | ⊢ 𝐻 = ((𝑃 − 1) / 2) |
gausslemma2d.r | ⊢ 𝑅 = (𝑥 ∈ (1...𝐻) ↦ if((𝑥 · 2) < (𝑃 / 2), (𝑥 · 2), (𝑃 − (𝑥 · 2)))) |
gausslemma2d.m | ⊢ 𝑀 = (⌊‘(𝑃 / 4)) |
Ref | Expression |
---|---|
gausslemma2dlem5a | ⊢ (𝜑 → (∏𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑅‘𝑘) mod 𝑃) = (∏𝑘 ∈ ((𝑀 + 1)...𝐻)(-1 · (𝑘 · 2)) mod 𝑃)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | gausslemma2d.p | . . . 4 ⊢ (𝜑 → 𝑃 ∈ (ℙ ∖ {2})) | |
2 | gausslemma2d.h | . . . 4 ⊢ 𝐻 = ((𝑃 − 1) / 2) | |
3 | gausslemma2d.r | . . . 4 ⊢ 𝑅 = (𝑥 ∈ (1...𝐻) ↦ if((𝑥 · 2) < (𝑃 / 2), (𝑥 · 2), (𝑃 − (𝑥 · 2)))) | |
4 | gausslemma2d.m | . . . 4 ⊢ 𝑀 = (⌊‘(𝑃 / 4)) | |
5 | 1, 2, 3, 4 | gausslemma2dlem3 25938 | . . 3 ⊢ (𝜑 → ∀𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑅‘𝑘) = (𝑃 − (𝑘 · 2))) |
6 | prodeq2 15262 | . . . 4 ⊢ (∀𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑅‘𝑘) = (𝑃 − (𝑘 · 2)) → ∏𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑅‘𝑘) = ∏𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑃 − (𝑘 · 2))) | |
7 | 6 | oveq1d 7165 | . . 3 ⊢ (∀𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑅‘𝑘) = (𝑃 − (𝑘 · 2)) → (∏𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑅‘𝑘) mod 𝑃) = (∏𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑃 − (𝑘 · 2)) mod 𝑃)) |
8 | 5, 7 | syl 17 | . 2 ⊢ (𝜑 → (∏𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑅‘𝑘) mod 𝑃) = (∏𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑃 − (𝑘 · 2)) mod 𝑃)) |
9 | eldifi 4102 | . . 3 ⊢ (𝑃 ∈ (ℙ ∖ {2}) → 𝑃 ∈ ℙ) | |
10 | fzfid 13335 | . . . 4 ⊢ (𝑃 ∈ ℙ → ((𝑀 + 1)...𝐻) ∈ Fin) | |
11 | prmz 16013 | . . . . . 6 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℤ) | |
12 | 11 | adantr 483 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → 𝑃 ∈ ℤ) |
13 | elfzelz 12902 | . . . . . . 7 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → 𝑘 ∈ ℤ) | |
14 | 2z 12008 | . . . . . . . 8 ⊢ 2 ∈ ℤ | |
15 | 14 | a1i 11 | . . . . . . 7 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → 2 ∈ ℤ) |
16 | 13, 15 | zmulcld 12087 | . . . . . 6 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → (𝑘 · 2) ∈ ℤ) |
17 | 16 | adantl 484 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → (𝑘 · 2) ∈ ℤ) |
18 | 12, 17 | zsubcld 12086 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → (𝑃 − (𝑘 · 2)) ∈ ℤ) |
19 | neg1z 12012 | . . . . . . 7 ⊢ -1 ∈ ℤ | |
20 | 19 | a1i 11 | . . . . . 6 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → -1 ∈ ℤ) |
21 | 20, 16 | zmulcld 12087 | . . . . 5 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → (-1 · (𝑘 · 2)) ∈ ℤ) |
22 | 21 | adantl 484 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → (-1 · (𝑘 · 2)) ∈ ℤ) |
23 | prmnn 16012 | . . . 4 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℕ) | |
24 | 16 | zcnd 12082 | . . . . . . . 8 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → (𝑘 · 2) ∈ ℂ) |
25 | 24 | mulm1d 11086 | . . . . . . 7 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → (-1 · (𝑘 · 2)) = -(𝑘 · 2)) |
26 | 25 | adantl 484 | . . . . . 6 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → (-1 · (𝑘 · 2)) = -(𝑘 · 2)) |
27 | 26 | oveq1d 7165 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → ((-1 · (𝑘 · 2)) mod 𝑃) = (-(𝑘 · 2) mod 𝑃)) |
28 | 16 | zred 12081 | . . . . . 6 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → (𝑘 · 2) ∈ ℝ) |
29 | 23 | nnrpd 12423 | . . . . . 6 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℝ+) |
30 | negmod 13278 | . . . . . 6 ⊢ (((𝑘 · 2) ∈ ℝ ∧ 𝑃 ∈ ℝ+) → (-(𝑘 · 2) mod 𝑃) = ((𝑃 − (𝑘 · 2)) mod 𝑃)) | |
31 | 28, 29, 30 | syl2anr 598 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → (-(𝑘 · 2) mod 𝑃) = ((𝑃 − (𝑘 · 2)) mod 𝑃)) |
32 | 27, 31 | eqtr2d 2857 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → ((𝑃 − (𝑘 · 2)) mod 𝑃) = ((-1 · (𝑘 · 2)) mod 𝑃)) |
33 | 10, 18, 22, 23, 32 | fprodmodd 15345 | . . 3 ⊢ (𝑃 ∈ ℙ → (∏𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑃 − (𝑘 · 2)) mod 𝑃) = (∏𝑘 ∈ ((𝑀 + 1)...𝐻)(-1 · (𝑘 · 2)) mod 𝑃)) |
34 | 1, 9, 33 | 3syl 18 | . 2 ⊢ (𝜑 → (∏𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑃 − (𝑘 · 2)) mod 𝑃) = (∏𝑘 ∈ ((𝑀 + 1)...𝐻)(-1 · (𝑘 · 2)) mod 𝑃)) |
35 | 8, 34 | eqtrd 2856 | 1 ⊢ (𝜑 → (∏𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑅‘𝑘) mod 𝑃) = (∏𝑘 ∈ ((𝑀 + 1)...𝐻)(-1 · (𝑘 · 2)) mod 𝑃)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1533 ∈ wcel 2110 ∀wral 3138 ∖ cdif 3932 ifcif 4466 {csn 4560 class class class wbr 5058 ↦ cmpt 5138 ‘cfv 6349 (class class class)co 7150 ℝcr 10530 1c1 10532 + caddc 10534 · cmul 10536 < clt 10669 − cmin 10864 -cneg 10865 / cdiv 11291 2c2 11686 4c4 11688 ℤcz 11975 ℝ+crp 12383 ...cfz 12886 ⌊cfl 13154 mod cmo 13231 ∏cprod 15253 ℙcprime 16009 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 ax-rep 5182 ax-sep 5195 ax-nul 5202 ax-pow 5258 ax-pr 5321 ax-un 7455 ax-inf2 9098 ax-cnex 10587 ax-resscn 10588 ax-1cn 10589 ax-icn 10590 ax-addcl 10591 ax-addrcl 10592 ax-mulcl 10593 ax-mulrcl 10594 ax-mulcom 10595 ax-addass 10596 ax-mulass 10597 ax-distr 10598 ax-i2m1 10599 ax-1ne0 10600 ax-1rid 10601 ax-rnegex 10602 ax-rrecex 10603 ax-cnre 10604 ax-pre-lttri 10605 ax-pre-lttrn 10606 ax-pre-ltadd 10607 ax-pre-mulgt0 10608 ax-pre-sup 10609 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-fal 1546 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3496 df-sbc 3772 df-csb 3883 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-pss 3953 df-nul 4291 df-if 4467 df-pw 4540 df-sn 4561 df-pr 4563 df-tp 4565 df-op 4567 df-uni 4832 df-int 4869 df-iun 4913 df-br 5059 df-opab 5121 df-mpt 5139 df-tr 5165 df-id 5454 df-eprel 5459 df-po 5468 df-so 5469 df-fr 5508 df-se 5509 df-we 5510 df-xp 5555 df-rel 5556 df-cnv 5557 df-co 5558 df-dm 5559 df-rn 5560 df-res 5561 df-ima 5562 df-pred 6142 df-ord 6188 df-on 6189 df-lim 6190 df-suc 6191 df-iota 6308 df-fun 6351 df-fn 6352 df-f 6353 df-f1 6354 df-fo 6355 df-f1o 6356 df-fv 6357 df-isom 6358 df-riota 7108 df-ov 7153 df-oprab 7154 df-mpo 7155 df-om 7575 df-1st 7683 df-2nd 7684 df-wrecs 7941 df-recs 8002 df-rdg 8040 df-1o 8096 df-2o 8097 df-oadd 8100 df-er 8283 df-en 8504 df-dom 8505 df-sdom 8506 df-fin 8507 df-sup 8900 df-inf 8901 df-oi 8968 df-card 9362 df-pnf 10671 df-mnf 10672 df-xr 10673 df-ltxr 10674 df-le 10675 df-sub 10866 df-neg 10867 df-div 11292 df-nn 11633 df-2 11694 df-3 11695 df-4 11696 df-n0 11892 df-z 11976 df-uz 12238 df-rp 12384 df-fz 12887 df-fzo 13028 df-fl 13156 df-mod 13232 df-seq 13364 df-exp 13424 df-hash 13685 df-cj 14452 df-re 14453 df-im 14454 df-sqrt 14588 df-abs 14589 df-clim 14839 df-prod 15254 df-dvds 15602 df-prm 16010 |
This theorem is referenced by: gausslemma2dlem5 25941 |
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