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 8290 | . . 3 ⊢ (𝑁 ∈ ℕ0 ↔ (𝑁 ∈ ℕ ∨ 𝑁 = 0)) | |
2 | prmdvdsexpb 10528 | . . . . . 6 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ ∧ 𝑁 ∈ ℕ) → (𝑃 ∥ (𝑄↑𝑁) ↔ 𝑃 = 𝑄)) | |
3 | 2 | biimpd 142 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ ∧ 𝑁 ∈ ℕ) → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄)) |
4 | 3 | 3expia 1140 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑁 ∈ ℕ → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄))) |
5 | prmnn 10492 | . . . . . . . . . 10 ⊢ (𝑄 ∈ ℙ → 𝑄 ∈ ℕ) | |
6 | 5 | adantl 271 | . . . . . . . . 9 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → 𝑄 ∈ ℕ) |
7 | 6 | nncnd 8053 | . . . . . . . 8 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → 𝑄 ∈ ℂ) |
8 | 7 | exp0d 9599 | . . . . . . 7 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑄↑0) = 1) |
9 | 8 | breq2d 3797 | . . . . . 6 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑃 ∥ (𝑄↑0) ↔ 𝑃 ∥ 1)) |
10 | nprmdvds1 10521 | . . . . . . . 8 ⊢ (𝑃 ∈ ℙ → ¬ 𝑃 ∥ 1) | |
11 | 10 | pm2.21d 581 | . . . . . . 7 ⊢ (𝑃 ∈ ℙ → (𝑃 ∥ 1 → 𝑃 = 𝑄)) |
12 | 11 | adantr 270 | . . . . . 6 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑃 ∥ 1 → 𝑃 = 𝑄)) |
13 | 9, 12 | sylbid 148 | . . . . 5 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑃 ∥ (𝑄↑0) → 𝑃 = 𝑄)) |
14 | oveq2 5540 | . . . . . . 7 ⊢ (𝑁 = 0 → (𝑄↑𝑁) = (𝑄↑0)) | |
15 | 14 | breq2d 3797 | . . . . . 6 ⊢ (𝑁 = 0 → (𝑃 ∥ (𝑄↑𝑁) ↔ 𝑃 ∥ (𝑄↑0))) |
16 | 15 | imbi1d 229 | . . . . 5 ⊢ (𝑁 = 0 → ((𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄) ↔ (𝑃 ∥ (𝑄↑0) → 𝑃 = 𝑄))) |
17 | 13, 16 | syl5ibrcom 155 | . . . 4 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑁 = 0 → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄))) |
18 | 4, 17 | jaod 669 | . . 3 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → ((𝑁 ∈ ℕ ∨ 𝑁 = 0) → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄))) |
19 | 1, 18 | syl5bi 150 | . 2 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ) → (𝑁 ∈ ℕ0 → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄))) |
20 | 19 | 3impia 1135 | 1 ⊢ ((𝑃 ∈ ℙ ∧ 𝑄 ∈ ℙ ∧ 𝑁 ∈ ℕ0) → (𝑃 ∥ (𝑄↑𝑁) → 𝑃 = 𝑄)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 102 ∨ wo 661 ∧ w3a 919 = wceq 1284 ∈ wcel 1433 class class class wbr 3785 (class class class)co 5532 0cc0 6981 1c1 6982 ℕcn 8039 ℕ0cn0 8288 ↑cexp 9475 ∥ cdvds 10195 ℙcprime 10489 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-in1 576 ax-in2 577 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-13 1444 ax-14 1445 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-coll 3893 ax-sep 3896 ax-nul 3904 ax-pow 3948 ax-pr 3964 ax-un 4188 ax-setind 4280 ax-iinf 4329 ax-cnex 7067 ax-resscn 7068 ax-1cn 7069 ax-1re 7070 ax-icn 7071 ax-addcl 7072 ax-addrcl 7073 ax-mulcl 7074 ax-mulrcl 7075 ax-addcom 7076 ax-mulcom 7077 ax-addass 7078 ax-mulass 7079 ax-distr 7080 ax-i2m1 7081 ax-0lt1 7082 ax-1rid 7083 ax-0id 7084 ax-rnegex 7085 ax-precex 7086 ax-cnre 7087 ax-pre-ltirr 7088 ax-pre-ltwlin 7089 ax-pre-lttrn 7090 ax-pre-apti 7091 ax-pre-ltadd 7092 ax-pre-mulgt0 7093 ax-pre-mulext 7094 ax-arch 7095 ax-caucvg 7096 |
This theorem depends on definitions: df-bi 115 df-dc 776 df-3or 920 df-3an 921 df-tru 1287 df-fal 1290 df-nf 1390 df-sb 1686 df-eu 1944 df-mo 1945 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ne 2246 df-nel 2340 df-ral 2353 df-rex 2354 df-reu 2355 df-rmo 2356 df-rab 2357 df-v 2603 df-sbc 2816 df-csb 2909 df-dif 2975 df-un 2977 df-in 2979 df-ss 2986 df-nul 3252 df-if 3352 df-pw 3384 df-sn 3404 df-pr 3405 df-op 3407 df-uni 3602 df-int 3637 df-iun 3680 df-br 3786 df-opab 3840 df-mpt 3841 df-tr 3876 df-id 4048 df-po 4051 df-iso 4052 df-iord 4121 df-on 4123 df-suc 4126 df-iom 4332 df-xp 4369 df-rel 4370 df-cnv 4371 df-co 4372 df-dm 4373 df-rn 4374 df-res 4375 df-ima 4376 df-iota 4887 df-fun 4924 df-fn 4925 df-f 4926 df-f1 4927 df-fo 4928 df-f1o 4929 df-fv 4930 df-riota 5488 df-ov 5535 df-oprab 5536 df-mpt2 5537 df-1st 5787 df-2nd 5788 df-recs 5943 df-frec 6001 df-1o 6024 df-2o 6025 df-er 6129 df-en 6245 df-sup 6397 df-pnf 7155 df-mnf 7156 df-xr 7157 df-ltxr 7158 df-le 7159 df-sub 7281 df-neg 7282 df-reap 7675 df-ap 7682 df-div 7761 df-inn 8040 df-2 8098 df-3 8099 df-4 8100 df-n0 8289 df-z 8352 df-uz 8620 df-q 8705 df-rp 8735 df-fz 9030 df-fzo 9153 df-fl 9274 df-mod 9325 df-iseq 9432 df-iexp 9476 df-cj 9729 df-re 9730 df-im 9731 df-rsqrt 9884 df-abs 9885 df-dvds 10196 df-gcd 10339 df-prm 10490 |
This theorem is referenced by: (None) |
Copyright terms: Public domain | W3C validator |