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| Mirrors > Home > MPE Home > Th. List > Mathboxes > gpg3kgrtriexlem5 | Structured version Visualization version GIF version | ||
| Description: Lemma 5 for gpg3kgrtriex 48331. (Contributed by AV, 1-Oct-2025.) |
| Ref | Expression |
|---|---|
| gpg3kgrtriex.n | ⊢ 𝑁 = (3 · 𝐾) |
| Ref | Expression |
|---|---|
| gpg3kgrtriexlem5 | ⊢ (𝐾 ∈ ℕ → (𝐾 mod 𝑁) ≠ (-𝐾 mod 𝑁)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3nn 12224 | . . . . . . 7 ⊢ 3 ∈ ℕ | |
| 2 | 1 | a1i 11 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 3 ∈ ℕ) |
| 3 | 2eluzge1 12795 | . . . . . . . . 9 ⊢ 2 ∈ (ℤ≥‘1) | |
| 4 | eluzfz2 13448 | . . . . . . . . 9 ⊢ (2 ∈ (ℤ≥‘1) → 2 ∈ (1...2)) | |
| 5 | 3, 4 | ax-mp 5 | . . . . . . . 8 ⊢ 2 ∈ (1...2) |
| 6 | 3m1e2 12268 | . . . . . . . . 9 ⊢ (3 − 1) = 2 | |
| 7 | 6 | oveq2i 7369 | . . . . . . . 8 ⊢ (1...(3 − 1)) = (1...2) |
| 8 | 5, 7 | eleqtrri 2835 | . . . . . . 7 ⊢ 2 ∈ (1...(3 − 1)) |
| 9 | 8 | a1i 11 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 2 ∈ (1...(3 − 1))) |
| 10 | fzm1ndvds 16249 | . . . . . 6 ⊢ ((3 ∈ ℕ ∧ 2 ∈ (1...(3 − 1))) → ¬ 3 ∥ 2) | |
| 11 | 2, 9, 10 | syl2anc 584 | . . . . 5 ⊢ (𝐾 ∈ ℕ → ¬ 3 ∥ 2) |
| 12 | 3z 12524 | . . . . . . 7 ⊢ 3 ∈ ℤ | |
| 13 | 12 | a1i 11 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 3 ∈ ℤ) |
| 14 | 2z 12523 | . . . . . . 7 ⊢ 2 ∈ ℤ | |
| 15 | 14 | a1i 11 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 2 ∈ ℤ) |
| 16 | nnz 12509 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 𝐾 ∈ ℤ) | |
| 17 | nnne0 12179 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 𝐾 ≠ 0) | |
| 18 | dvdsmulcr 16212 | . . . . . 6 ⊢ ((3 ∈ ℤ ∧ 2 ∈ ℤ ∧ (𝐾 ∈ ℤ ∧ 𝐾 ≠ 0)) → ((3 · 𝐾) ∥ (2 · 𝐾) ↔ 3 ∥ 2)) | |
| 19 | 13, 15, 16, 17, 18 | syl112anc 1376 | . . . . 5 ⊢ (𝐾 ∈ ℕ → ((3 · 𝐾) ∥ (2 · 𝐾) ↔ 3 ∥ 2)) |
| 20 | 11, 19 | mtbird 325 | . . . 4 ⊢ (𝐾 ∈ ℕ → ¬ (3 · 𝐾) ∥ (2 · 𝐾)) |
| 21 | gpg3kgrtriex.n | . . . . 5 ⊢ 𝑁 = (3 · 𝐾) | |
| 22 | 21 | breq1i 5105 | . . . 4 ⊢ (𝑁 ∥ (2 · 𝐾) ↔ (3 · 𝐾) ∥ (2 · 𝐾)) |
| 23 | 20, 22 | sylnibr 329 | . . 3 ⊢ (𝐾 ∈ ℕ → ¬ 𝑁 ∥ (2 · 𝐾)) |
| 24 | id 22 | . . . . . . 7 ⊢ (𝐾 ∈ ℕ → 𝐾 ∈ ℕ) | |
| 25 | 2, 24 | nnmulcld 12198 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → (3 · 𝐾) ∈ ℕ) |
| 26 | 21, 25 | eqeltrid 2840 | . . . . 5 ⊢ (𝐾 ∈ ℕ → 𝑁 ∈ ℕ) |
| 27 | 2nn 12218 | . . . . . . . 8 ⊢ 2 ∈ ℕ | |
| 28 | 27 | a1i 11 | . . . . . . 7 ⊢ (𝐾 ∈ ℕ → 2 ∈ ℕ) |
| 29 | 28, 24 | nnmulcld 12198 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → (2 · 𝐾) ∈ ℕ) |
| 30 | 29 | nnzd 12514 | . . . . 5 ⊢ (𝐾 ∈ ℕ → (2 · 𝐾) ∈ ℤ) |
| 31 | dvdsval3 16183 | . . . . 5 ⊢ ((𝑁 ∈ ℕ ∧ (2 · 𝐾) ∈ ℤ) → (𝑁 ∥ (2 · 𝐾) ↔ ((2 · 𝐾) mod 𝑁) = 0)) | |
| 32 | 26, 30, 31 | syl2anc 584 | . . . 4 ⊢ (𝐾 ∈ ℕ → (𝑁 ∥ (2 · 𝐾) ↔ ((2 · 𝐾) mod 𝑁) = 0)) |
| 33 | nncn 12153 | . . . . . . 7 ⊢ (𝐾 ∈ ℕ → 𝐾 ∈ ℂ) | |
| 34 | 33 | 2timesd 12384 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → (2 · 𝐾) = (𝐾 + 𝐾)) |
| 35 | 34 | oveq1d 7373 | . . . . 5 ⊢ (𝐾 ∈ ℕ → ((2 · 𝐾) mod 𝑁) = ((𝐾 + 𝐾) mod 𝑁)) |
| 36 | 35 | eqeq1d 2738 | . . . 4 ⊢ (𝐾 ∈ ℕ → (((2 · 𝐾) mod 𝑁) = 0 ↔ ((𝐾 + 𝐾) mod 𝑁) = 0)) |
| 37 | summodnegmod 16213 | . . . . 5 ⊢ ((𝐾 ∈ ℤ ∧ 𝐾 ∈ ℤ ∧ 𝑁 ∈ ℕ) → (((𝐾 + 𝐾) mod 𝑁) = 0 ↔ (𝐾 mod 𝑁) = (-𝐾 mod 𝑁))) | |
| 38 | 16, 16, 26, 37 | syl3anc 1373 | . . . 4 ⊢ (𝐾 ∈ ℕ → (((𝐾 + 𝐾) mod 𝑁) = 0 ↔ (𝐾 mod 𝑁) = (-𝐾 mod 𝑁))) |
| 39 | 32, 36, 38 | 3bitrd 305 | . . 3 ⊢ (𝐾 ∈ ℕ → (𝑁 ∥ (2 · 𝐾) ↔ (𝐾 mod 𝑁) = (-𝐾 mod 𝑁))) |
| 40 | 23, 39 | mtbid 324 | . 2 ⊢ (𝐾 ∈ ℕ → ¬ (𝐾 mod 𝑁) = (-𝐾 mod 𝑁)) |
| 41 | 40 | neqned 2939 | 1 ⊢ (𝐾 ∈ ℕ → (𝐾 mod 𝑁) ≠ (-𝐾 mod 𝑁)) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ↔ wb 206 = wceq 1541 ∈ wcel 2113 ≠ wne 2932 class class class wbr 5098 ‘cfv 6492 (class class class)co 7358 0cc0 11026 1c1 11027 + caddc 11029 · cmul 11031 − cmin 11364 -cneg 11365 ℕcn 12145 2c2 12200 3c3 12201 ℤcz 12488 ℤ≥cuz 12751 ...cfz 13423 mod cmo 13789 ∥ cdvds 16179 |
| 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 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-cnex 11082 ax-resscn 11083 ax-1cn 11084 ax-icn 11085 ax-addcl 11086 ax-addrcl 11087 ax-mulcl 11088 ax-mulrcl 11089 ax-mulcom 11090 ax-addass 11091 ax-mulass 11092 ax-distr 11093 ax-i2m1 11094 ax-1ne0 11095 ax-1rid 11096 ax-rnegex 11097 ax-rrecex 11098 ax-cnre 11099 ax-pre-lttri 11100 ax-pre-lttrn 11101 ax-pre-ltadd 11102 ax-pre-mulgt0 11103 ax-pre-sup 11104 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3350 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-1st 7933 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-er 8635 df-en 8884 df-dom 8885 df-sdom 8886 df-sup 9345 df-inf 9346 df-pnf 11168 df-mnf 11169 df-xr 11170 df-ltxr 11171 df-le 11172 df-sub 11366 df-neg 11367 df-div 11795 df-nn 12146 df-2 12208 df-3 12209 df-n0 12402 df-z 12489 df-uz 12752 df-rp 12906 df-fz 13424 df-fl 13712 df-mod 13790 df-dvds 16180 |
| This theorem is referenced by: gpg3kgrtriex 48331 |
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