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| Mirrors > Home > MPE Home > Th. List > ndvdsi | Structured version Visualization version GIF version | ||
| Description: A quick test for non-divisibility. (Contributed by Mario Carneiro, 18-Feb-2014.) |
| Ref | Expression |
|---|---|
| ndvdsi.1 | ⊢ 𝐴 ∈ ℕ |
| ndvdsi.2 | ⊢ 𝑄 ∈ ℕ0 |
| ndvdsi.3 | ⊢ 𝑅 ∈ ℕ |
| ndvdsi.4 | ⊢ ((𝐴 · 𝑄) + 𝑅) = 𝐵 |
| ndvdsi.5 | ⊢ 𝑅 < 𝐴 |
| Ref | Expression |
|---|---|
| ndvdsi | ⊢ ¬ 𝐴 ∥ 𝐵 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ndvdsi.1 | . . . . 5 ⊢ 𝐴 ∈ ℕ | |
| 2 | 1 | nnzi 12515 | . . . 4 ⊢ 𝐴 ∈ ℤ |
| 3 | ndvdsi.2 | . . . . 5 ⊢ 𝑄 ∈ ℕ0 | |
| 4 | 3 | nn0zi 12516 | . . . 4 ⊢ 𝑄 ∈ ℤ |
| 5 | dvdsmul1 16204 | . . . 4 ⊢ ((𝐴 ∈ ℤ ∧ 𝑄 ∈ ℤ) → 𝐴 ∥ (𝐴 · 𝑄)) | |
| 6 | 2, 4, 5 | mp2an 692 | . . 3 ⊢ 𝐴 ∥ (𝐴 · 𝑄) |
| 7 | zmulcl 12540 | . . . . 5 ⊢ ((𝐴 ∈ ℤ ∧ 𝑄 ∈ ℤ) → (𝐴 · 𝑄) ∈ ℤ) | |
| 8 | 2, 4, 7 | mp2an 692 | . . . 4 ⊢ (𝐴 · 𝑄) ∈ ℤ |
| 9 | ndvdsi.3 | . . . . 5 ⊢ 𝑅 ∈ ℕ | |
| 10 | ndvdsi.5 | . . . . 5 ⊢ 𝑅 < 𝐴 | |
| 11 | 9, 10 | pm3.2i 470 | . . . 4 ⊢ (𝑅 ∈ ℕ ∧ 𝑅 < 𝐴) |
| 12 | ndvdsadd 16337 | . . . 4 ⊢ (((𝐴 · 𝑄) ∈ ℤ ∧ 𝐴 ∈ ℕ ∧ (𝑅 ∈ ℕ ∧ 𝑅 < 𝐴)) → (𝐴 ∥ (𝐴 · 𝑄) → ¬ 𝐴 ∥ ((𝐴 · 𝑄) + 𝑅))) | |
| 13 | 8, 1, 11, 12 | mp3an 1463 | . . 3 ⊢ (𝐴 ∥ (𝐴 · 𝑄) → ¬ 𝐴 ∥ ((𝐴 · 𝑄) + 𝑅)) |
| 14 | 6, 13 | ax-mp 5 | . 2 ⊢ ¬ 𝐴 ∥ ((𝐴 · 𝑄) + 𝑅) |
| 15 | ndvdsi.4 | . . 3 ⊢ ((𝐴 · 𝑄) + 𝑅) = 𝐵 | |
| 16 | 15 | breq2i 5106 | . 2 ⊢ (𝐴 ∥ ((𝐴 · 𝑄) + 𝑅) ↔ 𝐴 ∥ 𝐵) |
| 17 | 14, 16 | mtbi 322 | 1 ⊢ ¬ 𝐴 ∥ 𝐵 |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 = wceq 1541 ∈ wcel 2113 class class class wbr 5098 (class class class)co 7358 + caddc 11029 · cmul 11031 < clt 11166 ℕcn 12145 ℕ0cn0 12401 ℤcz 12488 ∥ 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-seq 13925 df-exp 13985 df-cj 15022 df-re 15023 df-im 15024 df-sqrt 15158 df-abs 15159 df-dvds 16180 |
| This theorem is referenced by: 5ndvds3 16340 5ndvds6 16341 dec5dvds 16992 5prm 17036 7prm 17038 11prm 17042 13prm 17043 17prm 17044 19prm 17045 23prm 17046 37prm 17048 43prm 17049 83prm 17050 139prm 17051 163prm 17052 317prm 17053 631prm 17054 1259lem5 17062 2503lem3 17066 4001lem4 17071 257prm 47803 fmtno4nprmfac193 47816 3ndvds4 47837 139prmALT 47838 127prm 47841 |
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