![]() |
Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
|
Mirrors > Home > ILE Home > Th. List > prmdvdsexpr | GIF version |
Description: If a prime divides a nonnegative power of another, then they are equal. (Contributed by Mario Carneiro, 16-Jan-2015.) |
Ref | Expression |
---|---|
prmdvdsexpr | ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ ∧ 𝑁 ∈ ℕ0) → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elnn0 9180 | . . 3 ⊢ (𝑁 ∈ ℕ0 ↔ (𝑁 ∈ ℕ ∨ 𝑁 = 0)) | |
2 | prmdvdsexpb 12151 | . . . . . 6 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ ∧ 𝑁 ∈ ℕ) → (𝑃 ∥ (𝑄↑𝑁) ↔ 𝑃 = 𝑄)) | |
3 | 2 | biimpd 144 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ ∧ 𝑁 ∈ ℕ) → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄)) |
4 | 3 | 3expia 1205 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑁 ∈ ℕ → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄))) |
5 | prmnn 12112 | . . . . . . . . . 10 ⊢ (𝑄 ∈ ℙ → 𝑄 ∈ ℕ) | |
6 | 5 | adantl 277 | . . . . . . . . 9 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → 𝑄 ∈ ℕ) |
7 | 6 | nncnd 8935 | . . . . . . . 8 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → 𝑄 ∈ ℂ) |
8 | 7 | exp0d 10650 | . . . . . . 7 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑄↑0) = 1) |
9 | 8 | breq2d 4017 | . . . . . 6 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑃 ∥ (𝑄↑0) ↔ 𝑃 ∥ 1)) |
10 | nprmdvds1 12142 | . . . . . . . 8 ⊢ (𝑃 ∈ ℙ → ¬ 𝑃 ∥ 1) | |
11 | 10 | pm2.21d 619 | . . . . . . 7 ⊢ (𝑃 ∈ ℙ → (𝑃 ∥ 1 → 𝑃 = 𝑄)) |
12 | 11 | adantr 276 | . . . . . 6 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑃 ∥ 1 → 𝑃 = 𝑄)) |
13 | 9, 12 | sylbid 150 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑃 ∥ (𝑄↑0) → 𝑃 = 𝑄)) |
14 | oveq2 5885 | . . . . . . 7 ⊢ (𝑁 = 0 → (𝑄↑𝑁) = (𝑄↑0)) | |
15 | 14 | breq2d 4017 | . . . . . 6 ⊢ (𝑁 = 0 → (𝑃 ∥ (𝑄↑𝑁) ↔ 𝑃 ∥ (𝑄↑0))) |
16 | 15 | imbi1d 231 | . . . . 5 ⊢ (𝑁 = 0 → ((𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄) ↔ (𝑃 ∥ (𝑄↑0) → 𝑃 = 𝑄))) |
17 | 13, 16 | syl5ibrcom 157 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑁 = 0 → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄))) |
18 | 4, 17 | jaod 717 | . . 3 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → ((𝑁 ∈ ℕ ∨ 𝑁 = 0) → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄))) |
19 | 1, 18 | biimtrid 152 | . 2 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑁 ∈ ℕ0 → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄))) |
20 | 19 | 3impia 1200 | 1 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ ∧ 𝑁 ∈ ℕ0) → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 104 ∨ wo 708 ∧ w3a 978 = wceq 1353 ∈ wcel 2148 class class class wbr 4005 (class class class)co 5877 0cc0 7813 1c1 7814 ℕcn 8921 ℕ0cn0 9178 ↑cexp 10521 ∥ cdvds 11796 ℙcprime 12109 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 614 ax-in2 615 ax-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-13 2150 ax-14 2151 ax-ext 2159 ax-coll 4120 ax-sep 4123 ax-nul 4131 ax-pow 4176 ax-pr 4211 ax-un 4435 ax-setind 4538 ax-iinf 4589 ax-cnex 7904 ax-resscn 7905 ax-1cn 7906 ax-1re 7907 ax-icn 7908 ax-addcl 7909 ax-addrcl 7910 ax-mulcl 7911 ax-mulrcl 7912 ax-addcom 7913 ax-mulcom 7914 ax-addass 7915 ax-mulass 7916 ax-distr 7917 ax-i2m1 7918 ax-0lt1 7919 ax-1rid 7920 ax-0id 7921 ax-rnegex 7922 ax-precex 7923 ax-cnre 7924 ax-pre-ltirr 7925 ax-pre-ltwlin 7926 ax-pre-lttrn 7927 ax-pre-apti 7928 ax-pre-ltadd 7929 ax-pre-mulgt0 7930 ax-pre-mulext 7931 ax-arch 7932 ax-caucvg 7933 |
This theorem depends on definitions: df-bi 117 df-dc 835 df-3or 979 df-3an 980 df-tru 1356 df-fal 1359 df-nf 1461 df-sb 1763 df-eu 2029 df-mo 2030 df-clab 2164 df-cleq 2170 df-clel 2173 df-nfc 2308 df-ne 2348 df-nel 2443 df-ral 2460 df-rex 2461 df-reu 2462 df-rmo 2463 df-rab 2464 df-v 2741 df-sbc 2965 df-csb 3060 df-dif 3133 df-un 3135 df-in 3137 df-ss 3144 df-nul 3425 df-if 3537 df-pw 3579 df-sn 3600 df-pr 3601 df-op 3603 df-uni 3812 df-int 3847 df-iun 3890 df-br 4006 df-opab 4067 df-mpt 4068 df-tr 4104 df-id 4295 df-po 4298 df-iso 4299 df-iord 4368 df-on 4370 df-ilim 4371 df-suc 4373 df-iom 4592 df-xp 4634 df-rel 4635 df-cnv 4636 df-co 4637 df-dm 4638 df-rn 4639 df-res 4640 df-ima 4641 df-iota 5180 df-fun 5220 df-fn 5221 df-f 5222 df-f1 5223 df-fo 5224 df-f1o 5225 df-fv 5226 df-riota 5833 df-ov 5880 df-oprab 5881 df-mpo 5882 df-1st 6143 df-2nd 6144 df-recs 6308 df-frec 6394 df-1o 6419 df-2o 6420 df-er 6537 df-en 6743 df-sup 6985 df-pnf 7996 df-mnf 7997 df-xr 7998 df-ltxr 7999 df-le 8000 df-sub 8132 df-neg 8133 df-reap 8534 df-ap 8541 df-div 8632 df-inn 8922 df-2 8980 df-3 8981 df-4 8982 df-n0 9179 df-z 9256 df-uz 9531 df-q 9622 df-rp 9656 df-fz 10011 df-fzo 10145 df-fl 10272 df-mod 10325 df-seqfrec 10448 df-exp 10522 df-cj 10853 df-re 10854 df-im 10855 df-rsqrt 11009 df-abs 11010 df-dvds 11797 df-gcd 11946 df-prm 12110 |
This theorem is referenced by: pcprmpw2 12334 pcmpt 12343 |
Copyright terms: Public domain | W3C validator |