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Mirrors > Home > MPE Home > Th. List > dvdsprmpweq | Structured version Visualization version GIF version |
Description: If a positive integer divides a prime power, it is a prime power. (Contributed by AV, 25-Jul-2021.) |
Ref | Expression |
---|---|
dvdsprmpweq | ⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) → (𝐴 ∥ (𝑃↑𝑁) → ∃𝑛 ∈ ℕ0 𝐴 = (𝑃↑𝑛))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp1 1133 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) → 𝑃 ∈ ℙ) | |
2 | simp2 1134 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) → 𝐴 ∈ ℕ) | |
3 | 1, 2 | pccld 16822 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) → (𝑃 pCnt 𝐴) ∈ ℕ0) |
4 | 3 | adantr 479 | . . 3 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) ∧ 𝐴 ∥ (𝑃↑𝑁)) → (𝑃 pCnt 𝐴) ∈ ℕ0) |
5 | oveq2 7427 | . . . . 5 ⊢ (𝑛 = (𝑃 pCnt 𝐴) → (𝑃↑𝑛) = (𝑃↑(𝑃 pCnt 𝐴))) | |
6 | 5 | eqeq2d 2736 | . . . 4 ⊢ (𝑛 = (𝑃 pCnt 𝐴) → (𝐴 = (𝑃↑𝑛) ↔ 𝐴 = (𝑃↑(𝑃 pCnt 𝐴)))) |
7 | 6 | adantl 480 | . . 3 ⊢ ((((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) ∧ 𝐴 ∥ (𝑃↑𝑁)) ∧ 𝑛 = (𝑃 pCnt 𝐴)) → (𝐴 = (𝑃↑𝑛) ↔ 𝐴 = (𝑃↑(𝑃 pCnt 𝐴)))) |
8 | simpl3 1190 | . . . . 5 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) ∧ 𝐴 ∥ (𝑃↑𝑁)) → 𝑁 ∈ ℕ0) | |
9 | oveq2 7427 | . . . . . . 7 ⊢ (𝑛 = 𝑁 → (𝑃↑𝑛) = (𝑃↑𝑁)) | |
10 | 9 | breq2d 5161 | . . . . . 6 ⊢ (𝑛 = 𝑁 → (𝐴 ∥ (𝑃↑𝑛) ↔ 𝐴 ∥ (𝑃↑𝑁))) |
11 | 10 | adantl 480 | . . . . 5 ⊢ ((((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) ∧ 𝐴 ∥ (𝑃↑𝑁)) ∧ 𝑛 = 𝑁) → (𝐴 ∥ (𝑃↑𝑛) ↔ 𝐴 ∥ (𝑃↑𝑁))) |
12 | simpr 483 | . . . . 5 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) ∧ 𝐴 ∥ (𝑃↑𝑁)) → 𝐴 ∥ (𝑃↑𝑁)) | |
13 | 8, 11, 12 | rspcedvd 3608 | . . . 4 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) ∧ 𝐴 ∥ (𝑃↑𝑁)) → ∃𝑛 ∈ ℕ0 𝐴 ∥ (𝑃↑𝑛)) |
14 | pcprmpw2 16854 | . . . . . 6 ⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ) → (∃𝑛 ∈ ℕ0 𝐴 ∥ (𝑃↑𝑛) ↔ 𝐴 = (𝑃↑(𝑃 pCnt 𝐴)))) | |
15 | 14 | 3adant3 1129 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) → (∃𝑛 ∈ ℕ0 𝐴 ∥ (𝑃↑𝑛) ↔ 𝐴 = (𝑃↑(𝑃 pCnt 𝐴)))) |
16 | 15 | adantr 479 | . . . 4 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) ∧ 𝐴 ∥ (𝑃↑𝑁)) → (∃𝑛 ∈ ℕ0 𝐴 ∥ (𝑃↑𝑛) ↔ 𝐴 = (𝑃↑(𝑃 pCnt 𝐴)))) |
17 | 13, 16 | mpbid 231 | . . 3 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) ∧ 𝐴 ∥ (𝑃↑𝑁)) → 𝐴 = (𝑃↑(𝑃 pCnt 𝐴))) |
18 | 4, 7, 17 | rspcedvd 3608 | . 2 ⊢ (((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) ∧ 𝐴 ∥ (𝑃↑𝑁)) → ∃𝑛 ∈ ℕ0 𝐴 = (𝑃↑𝑛)) |
19 | 18 | ex 411 | 1 ⊢ ((𝑃 ∈ ℙ ∧ 𝐴 ∈ ℕ ∧ 𝑁 ∈ ℕ0) → (𝐴 ∥ (𝑃↑𝑁) → ∃𝑛 ∈ ℕ0 𝐴 = (𝑃↑𝑛))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 394 ∧ w3a 1084 = wceq 1533 ∈ wcel 2098 ∃wrex 3059 class class class wbr 5149 (class class class)co 7419 ℕcn 12245 ℕ0cn0 12505 ↑cexp 14062 ∥ cdvds 16234 ℙcprime 16645 pCnt cpc 16808 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2166 ax-ext 2696 ax-sep 5300 ax-nul 5307 ax-pow 5365 ax-pr 5429 ax-un 7741 ax-cnex 11196 ax-resscn 11197 ax-1cn 11198 ax-icn 11199 ax-addcl 11200 ax-addrcl 11201 ax-mulcl 11202 ax-mulrcl 11203 ax-mulcom 11204 ax-addass 11205 ax-mulass 11206 ax-distr 11207 ax-i2m1 11208 ax-1ne0 11209 ax-1rid 11210 ax-rnegex 11211 ax-rrecex 11212 ax-cnre 11213 ax-pre-lttri 11214 ax-pre-lttrn 11215 ax-pre-ltadd 11216 ax-pre-mulgt0 11217 ax-pre-sup 11218 |
This theorem depends on definitions: df-bi 206 df-an 395 df-or 846 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2703 df-cleq 2717 df-clel 2802 df-nfc 2877 df-ne 2930 df-nel 3036 df-ral 3051 df-rex 3060 df-rmo 3363 df-reu 3364 df-rab 3419 df-v 3463 df-sbc 3774 df-csb 3890 df-dif 3947 df-un 3949 df-in 3951 df-ss 3961 df-pss 3964 df-nul 4323 df-if 4531 df-pw 4606 df-sn 4631 df-pr 4633 df-op 4637 df-uni 4910 df-iun 4999 df-br 5150 df-opab 5212 df-mpt 5233 df-tr 5267 df-id 5576 df-eprel 5582 df-po 5590 df-so 5591 df-fr 5633 df-we 5635 df-xp 5684 df-rel 5685 df-cnv 5686 df-co 5687 df-dm 5688 df-rn 5689 df-res 5690 df-ima 5691 df-pred 6307 df-ord 6374 df-on 6375 df-lim 6376 df-suc 6377 df-iota 6501 df-fun 6551 df-fn 6552 df-f 6553 df-f1 6554 df-fo 6555 df-f1o 6556 df-fv 6557 df-riota 7375 df-ov 7422 df-oprab 7423 df-mpo 7424 df-om 7872 df-1st 7994 df-2nd 7995 df-frecs 8287 df-wrecs 8318 df-recs 8392 df-rdg 8431 df-1o 8487 df-2o 8488 df-er 8725 df-en 8965 df-dom 8966 df-sdom 8967 df-fin 8968 df-sup 9467 df-inf 9468 df-pnf 11282 df-mnf 11283 df-xr 11284 df-ltxr 11285 df-le 11286 df-sub 11478 df-neg 11479 df-div 11904 df-nn 12246 df-2 12308 df-3 12309 df-n0 12506 df-z 12592 df-uz 12856 df-q 12966 df-rp 13010 df-fz 13520 df-fl 13793 df-mod 13871 df-seq 14003 df-exp 14063 df-cj 15082 df-re 15083 df-im 15084 df-sqrt 15218 df-abs 15219 df-dvds 16235 df-gcd 16473 df-prm 16646 df-pc 16809 |
This theorem is referenced by: dvdsprmpweqnn 16857 dvdsprmpweqle 16858 |
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