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| Mirrors > Home > MPE Home > Th. List > dvdszzq | Structured version Visualization version GIF version | ||
| Description: Divisibility for an integer quotient. (Contributed by Thierry Arnoux, 17-Sep-2023.) |
| Ref | Expression |
|---|---|
| dvdszzq.1 | ⊢ 𝑁 = (𝐴 / 𝐵) |
| dvdszzq.2 | ⊢ (𝜑 → 𝑃 ∈ ℙ) |
| dvdszzq.3 | ⊢ (𝜑 → 𝑁 ∈ ℤ) |
| dvdszzq.4 | ⊢ (𝜑 → 𝐵 ∈ ℤ) |
| dvdszzq.5 | ⊢ (𝜑 → 𝐵 ≠ 0) |
| dvdszzq.6 | ⊢ (𝜑 → 𝑃 ∥ 𝐴) |
| dvdszzq.7 | ⊢ (𝜑 → ¬ 𝑃 ∥ 𝐵) |
| Ref | Expression |
|---|---|
| dvdszzq | ⊢ (𝜑 → 𝑃 ∥ 𝑁) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dvdszzq.2 | . . 3 ⊢ (𝜑 → 𝑃 ∈ ℙ) | |
| 2 | dvdszzq.3 | . . 3 ⊢ (𝜑 → 𝑁 ∈ ℤ) | |
| 3 | dvdszzq.4 | . . 3 ⊢ (𝜑 → 𝐵 ∈ ℤ) | |
| 4 | dvdszzq.6 | . . . 4 ⊢ (𝜑 → 𝑃 ∥ 𝐴) | |
| 5 | dvdszzq.1 | . . . . 5 ⊢ 𝑁 = (𝐴 / 𝐵) | |
| 6 | 2 | zcnd 12672 | . . . . . 6 ⊢ (𝜑 → 𝑁 ∈ ℂ) |
| 7 | 3 | zcnd 12672 | . . . . . 6 ⊢ (𝜑 → 𝐵 ∈ ℂ) |
| 8 | dvdszrcl 16282 | . . . . . . . . 9 ⊢ (𝑃 ∥ 𝐴 → (𝑃 ∈ ℤ ∧ 𝐴 ∈ ℤ)) | |
| 9 | 8 | simprd 499 | . . . . . . . 8 ⊢ (𝑃 ∥ 𝐴 → 𝐴 ∈ ℤ) |
| 10 | 4, 9 | syl 17 | . . . . . . 7 ⊢ (𝜑 → 𝐴 ∈ ℤ) |
| 11 | 10 | zcnd 12672 | . . . . . 6 ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| 12 | dvdszzq.5 | . . . . . 6 ⊢ (𝜑 → 𝐵 ≠ 0) | |
| 13 | 6, 7, 11, 12 | ldiv 12019 | . . . . 5 ⊢ (𝜑 → ((𝑁 · 𝐵) = 𝐴 ↔ 𝑁 = (𝐴 / 𝐵))) |
| 14 | 5, 13 | mpbiri 260 | . . . 4 ⊢ (𝜑 → (𝑁 · 𝐵) = 𝐴) |
| 15 | 4, 14 | breqtrrd 5125 | . . 3 ⊢ (𝜑 → 𝑃 ∥ (𝑁 · 𝐵)) |
| 16 | euclemma 16739 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝑁 ∈ ℤ ∧ 𝐵 ∈ ℤ) → (𝑃 ∥ (𝑁 · 𝐵) ↔ (𝑃 ∥ 𝑁 ∨ 𝑃 ∥ 𝐵))) | |
| 17 | 16 | biimpa 480 | . . 3 ⊢ (((𝑃 ∈ ℙ ∧ 𝑁 ∈ ℤ ∧ 𝐵 ∈ ℤ) ∧ 𝑃 ∥ (𝑁 · 𝐵)) → (𝑃 ∥ 𝑁 ∨ 𝑃 ∥ 𝐵)) |
| 18 | 1, 2, 3, 15, 17 | syl31anc 1391 | . 2 ⊢ (𝜑 → (𝑃 ∥ 𝑁 ∨ 𝑃 ∥ 𝐵)) |
| 19 | dvdszzq.7 | . 2 ⊢ (𝜑 → ¬ 𝑃 ∥ 𝐵) | |
| 20 | orcom 881 | . . 3 ⊢ ((𝑃 ∥ 𝑁 ∨ 𝑃 ∥ 𝐵) ↔ (𝑃 ∥ 𝐵 ∨ 𝑃 ∥ 𝑁)) | |
| 21 | df-or 859 | . . 3 ⊢ ((𝑃 ∥ 𝐵 ∨ 𝑃 ∥ 𝑁) ↔ (¬ 𝑃 ∥ 𝐵 → 𝑃 ∥ 𝑁)) | |
| 22 | 20, 21 | sylbb 221 | . 2 ⊢ ((𝑃 ∥ 𝑁 ∨ 𝑃 ∥ 𝐵) → (¬ 𝑃 ∥ 𝐵 → 𝑃 ∥ 𝑁)) |
| 23 | 18, 19, 22 | sylc 65 | 1 ⊢ (𝜑 → 𝑃 ∥ 𝑁) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∨ wo 858 ∧ w3a 1097 = wceq 1559 ∈ wcel 2141 ≠ wne 2956 class class class wbr 5097 (class class class)co 7391 0cc0 11067 · cmul 11072 / cdiv 11838 ℤcz 12562 ∥ cdvds 16277 ℙcprime 16696 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5243 ax-nul 5253 ax-pow 5319 ax-pr 5387 ax-un 7713 ax-cnex 11123 ax-resscn 11124 ax-1cn 11125 ax-icn 11126 ax-addcl 11127 ax-addrcl 11128 ax-mulcl 11129 ax-mulrcl 11130 ax-mulcom 11131 ax-addass 11132 ax-mulass 11133 ax-distr 11134 ax-i2m1 11135 ax-1ne0 11136 ax-1rid 11137 ax-rnegex 11138 ax-rrecex 11139 ax-cnre 11140 ax-pre-lttri 11141 ax-pre-lttrn 11142 ax-pre-ltadd 11143 ax-pre-mulgt0 11144 ax-pre-sup 11145 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4863 df-iun 4948 df-br 5098 df-opab 5160 df-mpt 5179 df-tr 5205 df-id 5538 df-eprel 5543 df-po 5551 df-so 5552 df-fr 5596 df-we 5598 df-xp 5649 df-rel 5650 df-cnv 5651 df-co 5652 df-dm 5653 df-rn 5654 df-res 5655 df-ima 5656 df-pred 6283 df-ord 6344 df-on 6345 df-lim 6346 df-suc 6347 df-iota 6472 df-fun 6518 df-fn 6519 df-f 6520 df-f1 6521 df-fo 6522 df-f1o 6523 df-fv 6524 df-riota 7348 df-ov 7394 df-oprab 7395 df-mpo 7396 df-om 7842 df-2nd 7966 df-frecs 8256 df-wrecs 8287 df-recs 8336 df-rdg 8375 df-1o 8431 df-2o 8432 df-er 8672 df-en 8922 df-dom 8923 df-sdom 8924 df-fin 8925 df-sup 9382 df-inf 9383 df-pnf 11212 df-mnf 11213 df-xr 11214 df-ltxr 11215 df-le 11216 df-sub 11410 df-neg 11411 df-div 11839 df-nn 12205 df-2 12274 df-3 12275 df-n0 12476 df-z 12563 df-uz 12834 df-rp 12988 df-fl 13796 df-mod 13874 df-seq 14009 df-exp 14069 df-cj 15117 df-re 15118 df-im 15119 df-sqrt 15253 df-abs 15254 df-dvds 16278 df-gcd 16520 df-prm 16697 |
| This theorem is referenced by: prmdvdsbc 16752 |
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