Mathbox for Steven Nguyen |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > Mathboxes > dvdsexpim | Structured version Visualization version GIF version |
Description: dvdssqim 15898 generalized to nonnegative exponents. (Contributed by Steven Nguyen, 2-Apr-2023.) |
Ref | Expression |
---|---|
dvdsexpim | ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℤ ∧ 𝑁 ∈ ℕ0) → (𝐴 ∥ 𝐵 → (𝐴↑𝑁) ∥ (𝐵↑𝑁))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | divides 15603 | . . 3 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℤ) → (𝐴 ∥ 𝐵 ↔ ∃𝑘 ∈ ℤ (𝑘 · 𝐴) = 𝐵)) | |
2 | 1 | 3adant3 1128 | . 2 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℤ ∧ 𝑁 ∈ ℕ0) → (𝐴 ∥ 𝐵 ↔ ∃𝑘 ∈ ℤ (𝑘 · 𝐴) = 𝐵)) |
3 | zexpcl 13438 | . . . . . . . . 9 ⊢ ((𝑘 ∈ ℤ ∧ 𝑁 ∈ ℕ0) → (𝑘↑𝑁) ∈ ℤ) | |
4 | 3 | ancoms 461 | . . . . . . . 8 ⊢ ((𝑁 ∈ ℕ0 ∧ 𝑘 ∈ ℤ) → (𝑘↑𝑁) ∈ ℤ) |
5 | 4 | adantll 712 | . . . . . . 7 ⊢ (((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) ∧ 𝑘 ∈ ℤ) → (𝑘↑𝑁) ∈ ℤ) |
6 | zexpcl 13438 | . . . . . . . 8 ⊢ ((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) → (𝐴↑𝑁) ∈ ℤ) | |
7 | 6 | adantr 483 | . . . . . . 7 ⊢ (((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) ∧ 𝑘 ∈ ℤ) → (𝐴↑𝑁) ∈ ℤ) |
8 | dvdsmul2 15626 | . . . . . . 7 ⊢ (((𝑘↑𝑁) ∈ ℤ ∧ (𝐴↑𝑁) ∈ ℤ) → (𝐴↑𝑁) ∥ ((𝑘↑𝑁) · (𝐴↑𝑁))) | |
9 | 5, 7, 8 | syl2anc 586 | . . . . . 6 ⊢ (((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) ∧ 𝑘 ∈ ℤ) → (𝐴↑𝑁) ∥ ((𝑘↑𝑁) · (𝐴↑𝑁))) |
10 | zcn 11980 | . . . . . . . 8 ⊢ (𝑘 ∈ ℤ → 𝑘 ∈ ℂ) | |
11 | 10 | adantl 484 | . . . . . . 7 ⊢ (((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) ∧ 𝑘 ∈ ℤ) → 𝑘 ∈ ℂ) |
12 | zcn 11980 | . . . . . . . 8 ⊢ (𝐴 ∈ ℤ → 𝐴 ∈ ℂ) | |
13 | 12 | ad2antrr 724 | . . . . . . 7 ⊢ (((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) ∧ 𝑘 ∈ ℤ) → 𝐴 ∈ ℂ) |
14 | simplr 767 | . . . . . . 7 ⊢ (((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) ∧ 𝑘 ∈ ℤ) → 𝑁 ∈ ℕ0) | |
15 | 11, 13, 14 | mulexpd 13519 | . . . . . 6 ⊢ (((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) ∧ 𝑘 ∈ ℤ) → ((𝑘 · 𝐴)↑𝑁) = ((𝑘↑𝑁) · (𝐴↑𝑁))) |
16 | 9, 15 | breqtrrd 5086 | . . . . 5 ⊢ (((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) ∧ 𝑘 ∈ ℤ) → (𝐴↑𝑁) ∥ ((𝑘 · 𝐴)↑𝑁)) |
17 | oveq1 7157 | . . . . . 6 ⊢ ((𝑘 · 𝐴) = 𝐵 → ((𝑘 · 𝐴)↑𝑁) = (𝐵↑𝑁)) | |
18 | 17 | breq2d 5070 | . . . . 5 ⊢ ((𝑘 · 𝐴) = 𝐵 → ((𝐴↑𝑁) ∥ ((𝑘 · 𝐴)↑𝑁) ↔ (𝐴↑𝑁) ∥ (𝐵↑𝑁))) |
19 | 16, 18 | syl5ibcom 247 | . . . 4 ⊢ (((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) ∧ 𝑘 ∈ ℤ) → ((𝑘 · 𝐴) = 𝐵 → (𝐴↑𝑁) ∥ (𝐵↑𝑁))) |
20 | 19 | rexlimdva 3284 | . . 3 ⊢ ((𝐴 ∈ ℤ ∧ 𝑁 ∈ ℕ0) → (∃𝑘 ∈ ℤ (𝑘 · 𝐴) = 𝐵 → (𝐴↑𝑁) ∥ (𝐵↑𝑁))) |
21 | 20 | 3adant2 1127 | . 2 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℤ ∧ 𝑁 ∈ ℕ0) → (∃𝑘 ∈ ℤ (𝑘 · 𝐴) = 𝐵 → (𝐴↑𝑁) ∥ (𝐵↑𝑁))) |
22 | 2, 21 | sylbid 242 | 1 ⊢ ((𝐴 ∈ ℤ ∧ 𝐵 ∈ ℤ ∧ 𝑁 ∈ ℕ0) → (𝐴 ∥ 𝐵 → (𝐴↑𝑁) ∥ (𝐵↑𝑁))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 208 ∧ wa 398 ∧ w3a 1083 = wceq 1533 ∈ wcel 2110 ∃wrex 3139 class class class wbr 5058 (class class class)co 7150 ℂcc 10529 · cmul 10536 ℕ0cn0 11891 ℤcz 11975 ↑cexp 13423 ∥ cdvds 15601 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 ax-sep 5195 ax-nul 5202 ax-pow 5258 ax-pr 5321 ax-un 7455 ax-cnex 10587 ax-resscn 10588 ax-1cn 10589 ax-icn 10590 ax-addcl 10591 ax-addrcl 10592 ax-mulcl 10593 ax-mulrcl 10594 ax-mulcom 10595 ax-addass 10596 ax-mulass 10597 ax-distr 10598 ax-i2m1 10599 ax-1ne0 10600 ax-1rid 10601 ax-rnegex 10602 ax-rrecex 10603 ax-cnre 10604 ax-pre-lttri 10605 ax-pre-lttrn 10606 ax-pre-ltadd 10607 ax-pre-mulgt0 10608 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rab 3147 df-v 3496 df-sbc 3772 df-csb 3883 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-pss 3953 df-nul 4291 df-if 4467 df-pw 4540 df-sn 4561 df-pr 4563 df-tp 4565 df-op 4567 df-uni 4832 df-iun 4913 df-br 5059 df-opab 5121 df-mpt 5139 df-tr 5165 df-id 5454 df-eprel 5459 df-po 5468 df-so 5469 df-fr 5508 df-we 5510 df-xp 5555 df-rel 5556 df-cnv 5557 df-co 5558 df-dm 5559 df-rn 5560 df-res 5561 df-ima 5562 df-pred 6142 df-ord 6188 df-on 6189 df-lim 6190 df-suc 6191 df-iota 6308 df-fun 6351 df-fn 6352 df-f 6353 df-f1 6354 df-fo 6355 df-f1o 6356 df-fv 6357 df-riota 7108 df-ov 7153 df-oprab 7154 df-mpo 7155 df-om 7575 df-2nd 7684 df-wrecs 7941 df-recs 8002 df-rdg 8040 df-er 8283 df-en 8504 df-dom 8505 df-sdom 8506 df-pnf 10671 df-mnf 10672 df-xr 10673 df-ltxr 10674 df-le 10675 df-sub 10866 df-neg 10867 df-nn 11633 df-n0 11892 df-z 11976 df-uz 12238 df-seq 13364 df-exp 13424 df-dvds 15602 |
This theorem is referenced by: expgcd 39176 |
Copyright terms: Public domain | W3C validator |