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Mirrors > Home > MPE Home > Th. List > pcpre1 | Structured version Visualization version GIF version |
Description: Value of the prime power pre-function at 1. (Contributed by Mario Carneiro, 23-Feb-2014.) (Revised by Mario Carneiro, 26-Apr-2016.) |
Ref | Expression |
---|---|
pclem.1 | ⊢ 𝐴 = {𝑛 ∈ ℕ0 ∣ (𝑃↑𝑛) ∥ 𝑁} |
pclem.2 | ⊢ 𝑆 = sup(𝐴, ℝ, < ) |
Ref | Expression |
---|---|
pcpre1 | ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → 𝑆 = 0) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 1z 12623 | . . . . . . . . . 10 ⊢ 1 ∈ ℤ | |
2 | eleq1 2817 | . . . . . . . . . 10 ⊢ (𝑁 = 1 → (𝑁 ∈ ℤ ↔ 1 ∈ ℤ)) | |
3 | 1, 2 | mpbiri 258 | . . . . . . . . 9 ⊢ (𝑁 = 1 → 𝑁 ∈ ℤ) |
4 | ax-1ne0 11208 | . . . . . . . . . 10 ⊢ 1 ≠ 0 | |
5 | neeq1 3000 | . . . . . . . . . 10 ⊢ (𝑁 = 1 → (𝑁 ≠ 0 ↔ 1 ≠ 0)) | |
6 | 4, 5 | mpbiri 258 | . . . . . . . . 9 ⊢ (𝑁 = 1 → 𝑁 ≠ 0) |
7 | 3, 6 | jca 511 | . . . . . . . 8 ⊢ (𝑁 = 1 → (𝑁 ∈ ℤ ∧ 𝑁 ≠ 0)) |
8 | pclem.1 | . . . . . . . . 9 ⊢ 𝐴 = {𝑛 ∈ ℕ0 ∣ (𝑃↑𝑛) ∥ 𝑁} | |
9 | pclem.2 | . . . . . . . . 9 ⊢ 𝑆 = sup(𝐴, ℝ, < ) | |
10 | 8, 9 | pcprecl 16808 | . . . . . . . 8 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ (𝑁 ∈ ℤ ∧ 𝑁 ≠ 0)) → (𝑆 ∈ ℕ0 ∧ (𝑃↑𝑆) ∥ 𝑁)) |
11 | 7, 10 | sylan2 592 | . . . . . . 7 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → (𝑆 ∈ ℕ0 ∧ (𝑃↑𝑆) ∥ 𝑁)) |
12 | 11 | simprd 495 | . . . . . 6 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → (𝑃↑𝑆) ∥ 𝑁) |
13 | simpr 484 | . . . . . 6 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → 𝑁 = 1) | |
14 | 12, 13 | breqtrd 5174 | . . . . 5 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → (𝑃↑𝑆) ∥ 1) |
15 | eluz2nn 12899 | . . . . . . . . 9 ⊢ (𝑃 ∈ (ℤ≥‘2) → 𝑃 ∈ ℕ) | |
16 | 15 | adantr 480 | . . . . . . . 8 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → 𝑃 ∈ ℕ) |
17 | 11 | simpld 494 | . . . . . . . 8 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → 𝑆 ∈ ℕ0) |
18 | 16, 17 | nnexpcld 14240 | . . . . . . 7 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → (𝑃↑𝑆) ∈ ℕ) |
19 | 18 | nnzd 12616 | . . . . . 6 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → (𝑃↑𝑆) ∈ ℤ) |
20 | 1nn 12254 | . . . . . 6 ⊢ 1 ∈ ℕ | |
21 | dvdsle 16287 | . . . . . 6 ⊢ (((𝑃↑𝑆) ∈ ℤ ∧ 1 ∈ ℕ) → ((𝑃↑𝑆) ∥ 1 → (𝑃↑𝑆) ≤ 1)) | |
22 | 19, 20, 21 | sylancl 585 | . . . . 5 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → ((𝑃↑𝑆) ∥ 1 → (𝑃↑𝑆) ≤ 1)) |
23 | 14, 22 | mpd 15 | . . . 4 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → (𝑃↑𝑆) ≤ 1) |
24 | 16 | nncnd 12259 | . . . . 5 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → 𝑃 ∈ ℂ) |
25 | 24 | exp0d 14137 | . . . 4 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → (𝑃↑0) = 1) |
26 | 23, 25 | breqtrrd 5176 | . . 3 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → (𝑃↑𝑆) ≤ (𝑃↑0)) |
27 | 16 | nnred 12258 | . . . 4 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → 𝑃 ∈ ℝ) |
28 | 17 | nn0zd 12615 | . . . 4 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → 𝑆 ∈ ℤ) |
29 | 0zd 12601 | . . . 4 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → 0 ∈ ℤ) | |
30 | eluz2gt1 12935 | . . . . 5 ⊢ (𝑃 ∈ (ℤ≥‘2) → 1 < 𝑃) | |
31 | 30 | adantr 480 | . . . 4 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → 1 < 𝑃) |
32 | 27, 28, 29, 31 | leexp2d 14247 | . . 3 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → (𝑆 ≤ 0 ↔ (𝑃↑𝑆) ≤ (𝑃↑0))) |
33 | 26, 32 | mpbird 257 | . 2 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → 𝑆 ≤ 0) |
34 | 10 | simpld 494 | . . . 4 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ (𝑁 ∈ ℤ ∧ 𝑁 ≠ 0)) → 𝑆 ∈ ℕ0) |
35 | 7, 34 | sylan2 592 | . . 3 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → 𝑆 ∈ ℕ0) |
36 | nn0le0eq0 12531 | . . 3 ⊢ (𝑆 ∈ ℕ0 → (𝑆 ≤ 0 ↔ 𝑆 = 0)) | |
37 | 35, 36 | syl 17 | . 2 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → (𝑆 ≤ 0 ↔ 𝑆 = 0)) |
38 | 33, 37 | mpbid 231 | 1 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 𝑁 = 1) → 𝑆 = 0) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 395 = wceq 1534 ∈ wcel 2099 ≠ wne 2937 {crab 3429 class class class wbr 5148 ‘cfv 6548 (class class class)co 7420 supcsup 9464 ℝcr 11138 0cc0 11139 1c1 11140 < clt 11279 ≤ cle 11280 ℕcn 12243 2c2 12298 ℕ0cn0 12503 ℤcz 12589 ℤ≥cuz 12853 ↑cexp 14059 ∥ cdvds 16231 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1790 ax-4 1804 ax-5 1906 ax-6 1964 ax-7 2004 ax-8 2101 ax-9 2109 ax-10 2130 ax-11 2147 ax-12 2167 ax-ext 2699 ax-sep 5299 ax-nul 5306 ax-pow 5365 ax-pr 5429 ax-un 7740 ax-cnex 11195 ax-resscn 11196 ax-1cn 11197 ax-icn 11198 ax-addcl 11199 ax-addrcl 11200 ax-mulcl 11201 ax-mulrcl 11202 ax-mulcom 11203 ax-addass 11204 ax-mulass 11205 ax-distr 11206 ax-i2m1 11207 ax-1ne0 11208 ax-1rid 11209 ax-rnegex 11210 ax-rrecex 11211 ax-cnre 11212 ax-pre-lttri 11213 ax-pre-lttrn 11214 ax-pre-ltadd 11215 ax-pre-mulgt0 11216 ax-pre-sup 11217 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 847 df-3or 1086 df-3an 1087 df-tru 1537 df-fal 1547 df-ex 1775 df-nf 1779 df-sb 2061 df-mo 2530 df-eu 2559 df-clab 2706 df-cleq 2720 df-clel 2806 df-nfc 2881 df-ne 2938 df-nel 3044 df-ral 3059 df-rex 3068 df-rmo 3373 df-reu 3374 df-rab 3430 df-v 3473 df-sbc 3777 df-csb 3893 df-dif 3950 df-un 3952 df-in 3954 df-ss 3964 df-pss 3966 df-nul 4324 df-if 4530 df-pw 4605 df-sn 4630 df-pr 4632 df-op 4636 df-uni 4909 df-iun 4998 df-br 5149 df-opab 5211 df-mpt 5232 df-tr 5266 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 6305 df-ord 6372 df-on 6373 df-lim 6374 df-suc 6375 df-iota 6500 df-fun 6550 df-fn 6551 df-f 6552 df-f1 6553 df-fo 6554 df-f1o 6555 df-fv 6556 df-riota 7376 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7871 df-2nd 7994 df-frecs 8287 df-wrecs 8318 df-recs 8392 df-rdg 8431 df-er 8725 df-en 8965 df-dom 8966 df-sdom 8967 df-sup 9466 df-inf 9467 df-pnf 11281 df-mnf 11282 df-xr 11283 df-ltxr 11284 df-le 11285 df-sub 11477 df-neg 11478 df-div 11903 df-nn 12244 df-2 12306 df-3 12307 df-n0 12504 df-z 12590 df-uz 12854 df-rp 13008 df-fl 13790 df-seq 14000 df-exp 14060 df-cj 15079 df-re 15080 df-im 15081 df-sqrt 15215 df-abs 15216 df-dvds 16232 |
This theorem is referenced by: pczpre 16816 pc1 16824 |
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