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| Mirrors > Home > MPE Home > Th. List > Mathboxes > gpg3kgrtriexlem5 | Structured version Visualization version GIF version | ||
| Description: Lemma 5 for gpg3kgrtriex 48895. (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 12338 | . . . . . . 7 ⊢ 3 ∈ ℕ | |
| 2 | 1 | a1i 11 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 3 ∈ ℕ) |
| 3 | 2eluzge1 12924 | . . . . . . . . 9 ⊢ 2 ∈ (ℤ≥‘1) | |
| 4 | eluzfz2 13578 | . . . . . . . . 9 ⊢ (2 ∈ (ℤ≥‘1) → 2 ∈ (1...2)) | |
| 5 | 3, 4 | ax-mp 5 | . . . . . . . 8 ⊢ 2 ∈ (1...2) |
| 6 | 3m1e2 12386 | . . . . . . . . 9 ⊢ (3 − 1) = 2 | |
| 7 | 6 | oveq2i 7434 | . . . . . . . 8 ⊢ (1...(3 − 1)) = (1...2) |
| 8 | 5, 7 | eleqtrri 2865 | . . . . . . 7 ⊢ 2 ∈ (1...(3 − 1)) |
| 9 | 8 | a1i 11 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 2 ∈ (1...(3 − 1))) |
| 10 | fzm1ndvds 16405 | . . . . . 6 ⊢ ((3 ∈ ℕ ∧ 2 ∈ (1...(3 − 1))) → ¬ 3 ∥ 2) | |
| 11 | 2, 9, 10 | syl2anc 596 | . . . . 5 ⊢ (𝐾 ∈ ℕ → ¬ 3 ∥ 2) |
| 12 | 3z 12645 | . . . . . . 7 ⊢ 3 ∈ ℤ | |
| 13 | 12 | a1i 11 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 3 ∈ ℤ) |
| 14 | 2z 12644 | . . . . . . 7 ⊢ 2 ∈ ℤ | |
| 15 | 14 | a1i 11 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 2 ∈ ℤ) |
| 16 | nnz 12630 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 𝐾 ∈ ℤ) | |
| 17 | nnne0 12288 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → 𝐾 ≠ 0) | |
| 18 | dvdsmulcr 16368 | . . . . . 6 ⊢ ((3 ∈ ℤ ∧ 2 ∈ ℤ ∧ (𝐾 ∈ ℤ ∧ 𝐾 ≠ 0)) → ((3 · 𝐾) ∥ (2 · 𝐾) ↔ 3 ∥ 2)) | |
| 19 | 13, 15, 16, 17, 18 | syl112anc 1401 | . . . . 5 ⊢ (𝐾 ∈ ℕ → ((3 · 𝐾) ∥ (2 · 𝐾) ↔ 3 ∥ 2)) |
| 20 | 11, 19 | mtbird 328 | . . . 4 ⊢ (𝐾 ∈ ℕ → ¬ (3 · 𝐾) ∥ (2 · 𝐾)) |
| 21 | gpg3kgrtriex.n | . . . . 5 ⊢ 𝑁 = (3 · 𝐾) | |
| 22 | 21 | breq1i 5121 | . . . 4 ⊢ (𝑁 ∥ (2 · 𝐾) ↔ (3 · 𝐾) ∥ (2 · 𝐾)) |
| 23 | 20, 22 | sylnibr 332 | . . 3 ⊢ (𝐾 ∈ ℕ → ¬ 𝑁 ∥ (2 · 𝐾)) |
| 24 | id 23 | . . . . . . 7 ⊢ (𝐾 ∈ ℕ → 𝐾 ∈ ℕ) | |
| 25 | 2, 24 | nnmulcld 12307 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → (3 · 𝐾) ∈ ℕ) |
| 26 | 21, 25 | eqeltrid 2870 | . . . . 5 ⊢ (𝐾 ∈ ℕ → 𝑁 ∈ ℕ) |
| 27 | 2nn 12332 | . . . . . . . 8 ⊢ 2 ∈ ℕ | |
| 28 | 27 | a1i 11 | . . . . . . 7 ⊢ (𝐾 ∈ ℕ → 2 ∈ ℕ) |
| 29 | 28, 24 | nnmulcld 12307 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → (2 · 𝐾) ∈ ℕ) |
| 30 | 29 | nnzd 12635 | . . . . 5 ⊢ (𝐾 ∈ ℕ → (2 · 𝐾) ∈ ℤ) |
| 31 | dvdsval3 16339 | . . . . 5 ⊢ ((𝑁 ∈ ℕ ∧ (2 · 𝐾) ∈ ℤ) → (𝑁 ∥ (2 · 𝐾) ↔ ((2 · 𝐾) mod 𝑁) = 0)) | |
| 32 | 26, 30, 31 | syl2anc 596 | . . . 4 ⊢ (𝐾 ∈ ℕ → (𝑁 ∥ (2 · 𝐾) ↔ ((2 · 𝐾) mod 𝑁) = 0)) |
| 33 | nncn 12259 | . . . . . . 7 ⊢ (𝐾 ∈ ℕ → 𝐾 ∈ ℂ) | |
| 34 | 33 | 2timesd 12505 | . . . . . 6 ⊢ (𝐾 ∈ ℕ → (2 · 𝐾) = (𝐾 + 𝐾)) |
| 35 | 34 | oveq1d 7438 | . . . . 5 ⊢ (𝐾 ∈ ℕ → ((2 · 𝐾) mod 𝑁) = ((𝐾 + 𝐾) mod 𝑁)) |
| 36 | 35 | eqeq1d 2768 | . . . 4 ⊢ (𝐾 ∈ ℕ → (((2 · 𝐾) mod 𝑁) = 0 ↔ ((𝐾 + 𝐾) mod 𝑁) = 0)) |
| 37 | summodnegmod 16369 | . . . . 5 ⊢ ((𝐾 ∈ ℤ ∧ 𝐾 ∈ ℤ ∧ 𝑁 ∈ ℕ) → (((𝐾 + 𝐾) mod 𝑁) = 0 ↔ (𝐾 mod 𝑁) = (-𝐾 mod 𝑁))) | |
| 38 | 16, 16, 26, 37 | syl3anc 1398 | . . . 4 ⊢ (𝐾 ∈ ℕ → (((𝐾 + 𝐾) mod 𝑁) = 0 ↔ (𝐾 mod 𝑁) = (-𝐾 mod 𝑁))) |
| 39 | 32, 36, 38 | 3bitrd 308 | . . 3 ⊢ (𝐾 ∈ ℕ → (𝑁 ∥ (2 · 𝐾) ↔ (𝐾 mod 𝑁) = (-𝐾 mod 𝑁))) |
| 40 | 23, 39 | mtbid 327 | . 2 ⊢ (𝐾 ∈ ℕ → ¬ (𝐾 mod 𝑁) = (-𝐾 mod 𝑁)) |
| 41 | 40 | neqned 2968 | 1 ⊢ (𝐾 ∈ ℕ → (𝐾 mod 𝑁) ≠ (-𝐾 mod 𝑁)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ↔ wb 209 = wceq 1570 ∈ wcel 2146 ≠ wne 2961 class class class wbr 5114 ‘cfv 6543 (class class class)co 7423 0cc0 11118 1c1 11119 + caddc 11121 · cmul 11123 − cmin 11459 -cneg 11460 ℕcn 12251 2c2 12313 3c3 12314 ℤcz 12609 ℤ≥cuz 12880 ...cfz 13553 mod cmo 13922 ∥ cdvds 16335 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-cnex 11174 ax-resscn 11175 ax-1cn 11176 ax-icn 11177 ax-addcl 11178 ax-addrcl 11179 ax-mulcl 11180 ax-mulrcl 11181 ax-mulcom 11182 ax-addass 11183 ax-mulass 11184 ax-distr 11185 ax-i2m1 11186 ax-1ne0 11187 ax-1rid 11188 ax-rnegex 11189 ax-rrecex 11190 ax-cnre 11191 ax-pre-lttri 11192 ax-pre-lttrn 11193 ax-pre-ltadd 11194 ax-pre-mulgt0 11195 ax-pre-sup 11196 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-rmo 3372 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5561 df-eprel 5566 df-po 5574 df-so 5575 df-fr 5619 df-we 5621 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-ord 6370 df-on 6371 df-lim 6372 df-suc 6373 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7380 df-ov 7426 df-oprab 7427 df-mpo 7428 df-om 7872 df-1st 7995 df-2nd 7996 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-er 8703 df-en 8953 df-dom 8954 df-sdom 8955 df-sup 9412 df-inf 9413 df-pnf 11263 df-mnf 11264 df-xr 11265 df-ltxr 11266 df-le 11267 df-sub 11461 df-neg 11462 df-div 11890 df-nn 12252 df-2 12321 df-3 12322 df-n0 12523 df-z 12610 df-uz 12881 df-rp 13035 df-fz 13554 df-fl 13845 df-mod 13923 df-dvds 16336 |
| This theorem is used by: gpg3kgrtriex 48895 |
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