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Mirrors > Home > MPE Home > Th. List > gausslemma2dlem5a | Structured version Visualization version GIF version |
Description: Lemma for gausslemma2dlem5 24896. (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 24893 | . . 3 ⊢ (𝜑 → ∀𝑘 ∈ ((𝑀 + 1)...𝐻)(𝑅‘𝑘) = (𝑃 − (𝑘 · 2))) |
6 | prodeq2 14483 | . . . 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 6564 | . . 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 3694 | . . 3 ⊢ (𝑃 ∈ (ℙ ∖ {2}) → 𝑃 ∈ ℙ) | |
10 | fzfid 12634 | . . . 4 ⊢ (𝑃 ∈ ℙ → ((𝑀 + 1)...𝐻) ∈ Fin) | |
11 | prmz 15227 | . . . . . 6 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℤ) | |
12 | 11 | adantr 480 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → 𝑃 ∈ ℤ) |
13 | elfzelz 12213 | . . . . . . 7 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → 𝑘 ∈ ℤ) | |
14 | 2z 11286 | . . . . . . . 8 ⊢ 2 ∈ ℤ | |
15 | 14 | a1i 11 | . . . . . . 7 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → 2 ∈ ℤ) |
16 | 13, 15 | zmulcld 11364 | . . . . . 6 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → (𝑘 · 2) ∈ ℤ) |
17 | 16 | adantl 481 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → (𝑘 · 2) ∈ ℤ) |
18 | 12, 17 | zsubcld 11363 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → (𝑃 − (𝑘 · 2)) ∈ ℤ) |
19 | neg1z 11290 | . . . . . . 7 ⊢ -1 ∈ ℤ | |
20 | 19 | a1i 11 | . . . . . 6 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → -1 ∈ ℤ) |
21 | 20, 16 | zmulcld 11364 | . . . . 5 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → (-1 · (𝑘 · 2)) ∈ ℤ) |
22 | 21 | adantl 481 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → (-1 · (𝑘 · 2)) ∈ ℤ) |
23 | prmnn 15226 | . . . 4 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℕ) | |
24 | 16 | zcnd 11359 | . . . . . . . 8 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → (𝑘 · 2) ∈ ℂ) |
25 | 24 | mulm1d 10361 | . . . . . . 7 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → (-1 · (𝑘 · 2)) = -(𝑘 · 2)) |
26 | 25 | adantl 481 | . . . . . 6 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → (-1 · (𝑘 · 2)) = -(𝑘 · 2)) |
27 | 26 | oveq1d 6564 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → ((-1 · (𝑘 · 2)) mod 𝑃) = (-(𝑘 · 2) mod 𝑃)) |
28 | 16 | zred 11358 | . . . . . 6 ⊢ (𝑘 ∈ ((𝑀 + 1)...𝐻) → (𝑘 · 2) ∈ ℝ) |
29 | 23 | nnrpd 11746 | . . . . . 6 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℝ+) |
30 | negmod 12577 | . . . . . 6 ⊢ (((𝑘 · 2) ∈ ℝ ∧ 𝑃 ∈ ℝ+) → (-(𝑘 · 2) mod 𝑃) = ((𝑃 − (𝑘 · 2)) mod 𝑃)) | |
31 | 28, 29, 30 | syl2anr 494 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → (-(𝑘 · 2) mod 𝑃) = ((𝑃 − (𝑘 · 2)) mod 𝑃)) |
32 | 27, 31 | eqtr2d 2645 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝑘 ∈ ((𝑀 + 1)...𝐻)) → ((𝑃 − (𝑘 · 2)) mod 𝑃) = ((-1 · (𝑘 · 2)) mod 𝑃)) |
33 | 10, 18, 22, 23, 32 | fprodmodd 14567 | . . 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 2644 | 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 383 = wceq 1475 ∈ wcel 1977 ∀wral 2896 ∖ cdif 3537 ifcif 4036 {csn 4125 class class class wbr 4583 ↦ cmpt 4643 ‘cfv 5804 (class class class)co 6549 ℝcr 9814 1c1 9816 + caddc 9818 · cmul 9820 < clt 9953 − cmin 10145 -cneg 10146 / cdiv 10563 2c2 10947 4c4 10949 ℤcz 11254 ℝ+crp 11708 ...cfz 12197 ⌊cfl 12453 mod cmo 12530 ∏cprod 14474 ℙcprime 15223 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-rep 4699 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 ax-inf2 8421 ax-cnex 9871 ax-resscn 9872 ax-1cn 9873 ax-icn 9874 ax-addcl 9875 ax-addrcl 9876 ax-mulcl 9877 ax-mulrcl 9878 ax-mulcom 9879 ax-addass 9880 ax-mulass 9881 ax-distr 9882 ax-i2m1 9883 ax-1ne0 9884 ax-1rid 9885 ax-rnegex 9886 ax-rrecex 9887 ax-cnre 9888 ax-pre-lttri 9889 ax-pre-lttrn 9890 ax-pre-ltadd 9891 ax-pre-mulgt0 9892 ax-pre-sup 9893 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3or 1032 df-3an 1033 df-tru 1478 df-fal 1481 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-nel 2783 df-ral 2901 df-rex 2902 df-reu 2903 df-rmo 2904 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-pss 3556 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-tp 4130 df-op 4132 df-uni 4373 df-int 4411 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-tr 4681 df-eprel 4949 df-id 4953 df-po 4959 df-so 4960 df-fr 4997 df-se 4998 df-we 4999 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-pred 5597 df-ord 5643 df-on 5644 df-lim 5645 df-suc 5646 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-f1 5809 df-fo 5810 df-f1o 5811 df-fv 5812 df-isom 5813 df-riota 6511 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-om 6958 df-1st 7059 df-2nd 7060 df-wrecs 7294 df-recs 7355 df-rdg 7393 df-1o 7447 df-2o 7448 df-oadd 7451 df-er 7629 df-en 7842 df-dom 7843 df-sdom 7844 df-fin 7845 df-sup 8231 df-inf 8232 df-oi 8298 df-card 8648 df-pnf 9955 df-mnf 9956 df-xr 9957 df-ltxr 9958 df-le 9959 df-sub 10147 df-neg 10148 df-div 10564 df-nn 10898 df-2 10956 df-3 10957 df-4 10958 df-n0 11170 df-z 11255 df-uz 11564 df-rp 11709 df-fz 12198 df-fzo 12335 df-fl 12455 df-mod 12531 df-seq 12664 df-exp 12723 df-hash 12980 df-cj 13687 df-re 13688 df-im 13689 df-sqrt 13823 df-abs 13824 df-clim 14067 df-prod 14475 df-dvds 14822 df-prm 15224 |
This theorem is referenced by: gausslemma2dlem5 24896 |
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