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Mirrors > Home > MPE Home > Th. List > gtndiv | Structured version Visualization version GIF version |
Description: A larger number does not divide a smaller positive integer. (Contributed by NM, 3-May-2005.) |
Ref | Expression |
---|---|
gtndiv | ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → ¬ (𝐵 / 𝐴) ∈ ℤ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 0z 12436 | . 2 ⊢ 0 ∈ ℤ | |
2 | nnre 12086 | . . . 4 ⊢ (𝐵 ∈ ℕ → 𝐵 ∈ ℝ) | |
3 | 2 | 3ad2ant2 1134 | . . 3 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → 𝐵 ∈ ℝ) |
4 | simp1 1136 | . . 3 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → 𝐴 ∈ ℝ) | |
5 | nngt0 12110 | . . . 4 ⊢ (𝐵 ∈ ℕ → 0 < 𝐵) | |
6 | 5 | 3ad2ant2 1134 | . . 3 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → 0 < 𝐵) |
7 | 5 | adantl 483 | . . . . 5 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ) → 0 < 𝐵) |
8 | 0re 11083 | . . . . . . . 8 ⊢ 0 ∈ ℝ | |
9 | lttr 11157 | . . . . . . . 8 ⊢ ((0 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝐴 ∈ ℝ) → ((0 < 𝐵 ∧ 𝐵 < 𝐴) → 0 < 𝐴)) | |
10 | 8, 9 | mp3an1 1448 | . . . . . . 7 ⊢ ((𝐵 ∈ ℝ ∧ 𝐴 ∈ ℝ) → ((0 < 𝐵 ∧ 𝐵 < 𝐴) → 0 < 𝐴)) |
11 | 2, 10 | sylan 581 | . . . . . 6 ⊢ ((𝐵 ∈ ℕ ∧ 𝐴 ∈ ℝ) → ((0 < 𝐵 ∧ 𝐵 < 𝐴) → 0 < 𝐴)) |
12 | 11 | ancoms 460 | . . . . 5 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ) → ((0 < 𝐵 ∧ 𝐵 < 𝐴) → 0 < 𝐴)) |
13 | 7, 12 | mpand 693 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ) → (𝐵 < 𝐴 → 0 < 𝐴)) |
14 | 13 | 3impia 1117 | . . 3 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → 0 < 𝐴) |
15 | 3, 4, 6, 14 | divgt0d 12016 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → 0 < (𝐵 / 𝐴)) |
16 | simp3 1138 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → 𝐵 < 𝐴) | |
17 | 1re 11081 | . . . . . . 7 ⊢ 1 ∈ ℝ | |
18 | ltdivmul2 11958 | . . . . . . 7 ⊢ ((𝐵 ∈ ℝ ∧ 1 ∈ ℝ ∧ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) → ((𝐵 / 𝐴) < 1 ↔ 𝐵 < (1 · 𝐴))) | |
19 | 17, 18 | mp3an2 1449 | . . . . . 6 ⊢ ((𝐵 ∈ ℝ ∧ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) → ((𝐵 / 𝐴) < 1 ↔ 𝐵 < (1 · 𝐴))) |
20 | 3, 4, 14, 19 | syl12anc 835 | . . . . 5 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → ((𝐵 / 𝐴) < 1 ↔ 𝐵 < (1 · 𝐴))) |
21 | recn 11067 | . . . . . . . 8 ⊢ (𝐴 ∈ ℝ → 𝐴 ∈ ℂ) | |
22 | 21 | mulid2d 11099 | . . . . . . 7 ⊢ (𝐴 ∈ ℝ → (1 · 𝐴) = 𝐴) |
23 | 22 | breq2d 5109 | . . . . . 6 ⊢ (𝐴 ∈ ℝ → (𝐵 < (1 · 𝐴) ↔ 𝐵 < 𝐴)) |
24 | 23 | 3ad2ant1 1133 | . . . . 5 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → (𝐵 < (1 · 𝐴) ↔ 𝐵 < 𝐴)) |
25 | 20, 24 | bitrd 279 | . . . 4 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → ((𝐵 / 𝐴) < 1 ↔ 𝐵 < 𝐴)) |
26 | 16, 25 | mpbird 257 | . . 3 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → (𝐵 / 𝐴) < 1) |
27 | 0p1e1 12201 | . . 3 ⊢ (0 + 1) = 1 | |
28 | 26, 27 | breqtrrdi 5139 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → (𝐵 / 𝐴) < (0 + 1)) |
29 | btwnnz 12502 | . 2 ⊢ ((0 ∈ ℤ ∧ 0 < (𝐵 / 𝐴) ∧ (𝐵 / 𝐴) < (0 + 1)) → ¬ (𝐵 / 𝐴) ∈ ℤ) | |
30 | 1, 15, 28, 29 | mp3an2i 1466 | 1 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℕ ∧ 𝐵 < 𝐴) → ¬ (𝐵 / 𝐴) ∈ ℤ) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ↔ wb 205 ∧ wa 397 ∧ w3a 1087 ∈ wcel 2106 class class class wbr 5097 (class class class)co 7342 ℝcr 10976 0cc0 10977 1c1 10978 + caddc 10980 · cmul 10982 < clt 11115 / cdiv 11738 ℕcn 12079 ℤcz 12425 |
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 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2708 ax-sep 5248 ax-nul 5255 ax-pow 5313 ax-pr 5377 ax-un 7655 ax-resscn 11034 ax-1cn 11035 ax-icn 11036 ax-addcl 11037 ax-addrcl 11038 ax-mulcl 11039 ax-mulrcl 11040 ax-mulcom 11041 ax-addass 11042 ax-mulass 11043 ax-distr 11044 ax-i2m1 11045 ax-1ne0 11046 ax-1rid 11047 ax-rnegex 11048 ax-rrecex 11049 ax-cnre 11050 ax-pre-lttri 11051 ax-pre-lttrn 11052 ax-pre-ltadd 11053 ax-pre-mulgt0 11054 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2539 df-eu 2568 df-clab 2715 df-cleq 2729 df-clel 2815 df-nfc 2887 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-rmo 3350 df-reu 3351 df-rab 3405 df-v 3444 df-sbc 3732 df-csb 3848 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3921 df-nul 4275 df-if 4479 df-pw 4554 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4858 df-iun 4948 df-br 5098 df-opab 5160 df-mpt 5181 df-tr 5215 df-id 5523 df-eprel 5529 df-po 5537 df-so 5538 df-fr 5580 df-we 5582 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6243 df-ord 6310 df-on 6311 df-lim 6312 df-suc 6313 df-iota 6436 df-fun 6486 df-fn 6487 df-f 6488 df-f1 6489 df-fo 6490 df-f1o 6491 df-fv 6492 df-riota 7298 df-ov 7345 df-oprab 7346 df-mpo 7347 df-om 7786 df-2nd 7905 df-frecs 8172 df-wrecs 8203 df-recs 8277 df-rdg 8316 df-er 8574 df-en 8810 df-dom 8811 df-sdom 8812 df-pnf 11117 df-mnf 11118 df-xr 11119 df-ltxr 11120 df-le 11121 df-sub 11313 df-neg 11314 df-div 11739 df-nn 12080 df-n0 12340 df-z 12426 |
This theorem is referenced by: prime 12507 |
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