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| Mirrors > Home > MPE Home > Th. List > Mathboxes > gpg3kgrtriexlem5 | Structured version Visualization version GIF version | ||
| Description: Lemma 5 for gpg3kgrtriex 48577. (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 12251 | . . . . . . 7 ⊢ 3 ∈ ℕ | |
| 2 | 1 | a1i 11 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 3 ∈ ℕ) |
| 3 | 2eluzge1 12823 | . . . . . . . . 9 ⊢ 2 ∈ (ℤ≥‘1) | |
| 4 | eluzfz2 13477 | . . . . . . . . 9 ⊢ (2 ∈ (ℤ≥‘1) → 2 ∈ (1...2)) | |
| 5 | 3, 4 | ax-mp 5 | . . . . . . . 8 ⊢ 2 ∈ (1...2) |
| 6 | 3m1e2 12295 | . . . . . . . . 9 ⊢ (3 − 1) = 2 | |
| 7 | 6 | oveq2i 7371 | . . . . . . . 8 ⊢ (1...(3 − 1)) = (1...2) |
| 8 | 5, 7 | eleqtrri 2836 | . . . . . . 7 ⊢ 2 ∈ (1...(3 − 1)) |
| 9 | 8 | a1i 11 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 2 ∈ (1...(3 − 1))) |
| 10 | fzm1ndvds 16282 | . . . . . 6 ⊢ ((3 ∈ ℕ ∧ 2 ∈ (1...(3 − 1))) → ¬ 3 ∥ 2) | |
| 11 | 2, 9, 10 | syl2anc 585 | . . . . 5 ⊢ (𝐾 ∈ ℕ → ¬ 3 ∥ 2) |
| 12 | 3z 12551 | . . . . . . 7 ⊢ 3 ∈ ℤ | |
| 13 | 12 | a1i 11 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 3 ∈ ℤ) |
| 14 | 2z 12550 | . . . . . . 7 ⊢ 2 ∈ ℤ | |
| 15 | 14 | a1i 11 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 2 ∈ ℤ) |
| 16 | nnz 12536 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 𝐾 ∈ ℤ) | |
| 17 | nnne0 12202 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 𝐾 ≠ 0) | |
| 18 | dvdsmulcr 16245 | . . . . . 6 ⊢ ((3 ∈ ℤ ∧ 2 ∈ ℤ ∧ (𝐾 ∈ ℤ ∧ 𝐾 ≠ 0)) → ((3 · 𝐾) ∥ (2 · 𝐾) ↔ 3 ∥ 2)) | |
| 19 | 13, 15, 16, 17, 18 | syl112anc 1377 | . . . . 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 5093 | . . . 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 12221 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → (3 · 𝐾) ∈ ℕ) |
| 26 | 21, 25 | eqeltrid 2841 | . . . . 5 ⊢ (𝐾 ∈ ℕ → 𝑁 ∈ ℕ) |
| 27 | 2nn 12245 | . . . . . . . 8 ⊢ 2 ∈ ℕ | |
| 28 | 27 | a1i 11 | . . . . . . 7 ⊢ (𝐾 ∈ ℕ → 2 ∈ ℕ) |
| 29 | 28, 24 | nnmulcld 12221 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → (2 · 𝐾) ∈ ℕ) |
| 30 | 29 | nnzd 12541 | . . . . 5 ⊢ (𝐾 ∈ ℕ → (2 · 𝐾) ∈ ℤ) |
| 31 | dvdsval3 16216 | . . . . 5 ⊢ ((𝑁 ∈ ℕ ∧ (2 · 𝐾) ∈ ℤ) → (𝑁 ∥ (2 · 𝐾) ↔ ((2 · 𝐾) mod 𝑁) = 0)) | |
| 32 | 26, 30, 31 | syl2anc 585 | . . . 4 ⊢ (𝐾 ∈ ℕ → (𝑁 ∥ (2 · 𝐾) ↔ ((2 · 𝐾) mod 𝑁) = 0)) |
| 33 | nncn 12173 | . . . . . . 7 ⊢ (𝐾 ∈ ℕ → 𝐾 ∈ ℂ) | |
| 34 | 33 | 2timesd 12411 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → (2 · 𝐾) = (𝐾 + 𝐾)) |
| 35 | 34 | oveq1d 7375 | . . . . 5 ⊢ (𝐾 ∈ ℕ → ((2 · 𝐾) mod 𝑁) = ((𝐾 + 𝐾) mod 𝑁)) |
| 36 | 35 | eqeq1d 2739 | . . . 4 ⊢ (𝐾 ∈ ℕ → (((2 · 𝐾) mod 𝑁) = 0 ↔ ((𝐾 + 𝐾) mod 𝑁) = 0)) |
| 37 | summodnegmod 16246 | . . . . 5 ⊢ ((𝐾 ∈ ℤ ∧ 𝐾 ∈ ℤ ∧ 𝑁 ∈ ℕ) → (((𝐾 + 𝐾) mod 𝑁) = 0 ↔ (𝐾 mod 𝑁) = (-𝐾 mod 𝑁))) | |
| 38 | 16, 16, 26, 37 | syl3anc 1374 | . . . 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 2940 | 1 ⊢ (𝐾 ∈ ℕ → (𝐾 mod 𝑁) ≠ (-𝐾 mod 𝑁)) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ↔ wb 206 = wceq 1542 ∈ wcel 2114 ≠ wne 2933 class class class wbr 5086 ‘cfv 6492 (class class class)co 7360 0cc0 11029 1c1 11030 + caddc 11032 · cmul 11034 − cmin 11368 -cneg 11369 ℕcn 12165 2c2 12227 3c3 12228 ℤcz 12515 ℤ≥cuz 12779 ...cfz 13452 mod cmo 13819 ∥ cdvds 16212 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5231 ax-nul 5241 ax-pow 5302 ax-pr 5370 ax-un 7682 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 ax-pre-sup 11107 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 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 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-1st 7935 df-2nd 7936 df-frecs 8224 df-wrecs 8255 df-recs 8304 df-rdg 8342 df-er 8636 df-en 8887 df-dom 8888 df-sdom 8889 df-sup 9348 df-inf 9349 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-div 11799 df-nn 12166 df-2 12235 df-3 12236 df-n0 12429 df-z 12516 df-uz 12780 df-rp 12934 df-fz 13453 df-fl 13742 df-mod 13820 df-dvds 16213 |
| This theorem is referenced by: gpg3kgrtriex 48577 |
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