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Mirrors > Home > MPE Home > Th. List > pczcl | Structured version Visualization version GIF version |
Description: Closure of the prime power function. (Contributed by Mario Carneiro, 23-Feb-2014.) |
Ref | Expression |
---|---|
pczcl | ⊢ ((𝑃 ∈ ℙ ∧ (𝑁 ∈ ℤ ∧ 𝑁 ≠ 0)) → (𝑃 pCnt 𝑁) ∈ ℕ0) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2778 | . . 3 ⊢ sup({𝑥 ∈ ℕ0 ∣ (𝑃↑𝑥) ∥ 𝑁}, ℝ, < ) = sup({𝑥 ∈ ℕ0 ∣ (𝑃↑𝑥) ∥ 𝑁}, ℝ, < ) | |
2 | 1 | pczpre 15956 | . 2 ⊢ ((𝑃 ∈ ℙ ∧ (𝑁 ∈ ℤ ∧ 𝑁 ≠ 0)) → (𝑃 pCnt 𝑁) = sup({𝑥 ∈ ℕ0 ∣ (𝑃↑𝑥) ∥ 𝑁}, ℝ, < )) |
3 | prmuz2 15813 | . . . 4 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ (ℤ≥‘2)) | |
4 | eqid 2778 | . . . . 5 ⊢ {𝑥 ∈ ℕ0 ∣ (𝑃↑𝑥) ∥ 𝑁} = {𝑥 ∈ ℕ0 ∣ (𝑃↑𝑥) ∥ 𝑁} | |
5 | 4, 1 | pcprecl 15948 | . . . 4 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ (𝑁 ∈ ℤ ∧ 𝑁 ≠ 0)) → (sup({𝑥 ∈ ℕ0 ∣ (𝑃↑𝑥) ∥ 𝑁}, ℝ, < ) ∈ ℕ0 ∧ (𝑃↑sup({𝑥 ∈ ℕ0 ∣ (𝑃↑𝑥) ∥ 𝑁}, ℝ, < )) ∥ 𝑁)) |
6 | 3, 5 | sylan 575 | . . 3 ⊢ ((𝑃 ∈ ℙ ∧ (𝑁 ∈ ℤ ∧ 𝑁 ≠ 0)) → (sup({𝑥 ∈ ℕ0 ∣ (𝑃↑𝑥) ∥ 𝑁}, ℝ, < ) ∈ ℕ0 ∧ (𝑃↑sup({𝑥 ∈ ℕ0 ∣ (𝑃↑𝑥) ∥ 𝑁}, ℝ, < )) ∥ 𝑁)) |
7 | 6 | simpld 490 | . 2 ⊢ ((𝑃 ∈ ℙ ∧ (𝑁 ∈ ℤ ∧ 𝑁 ≠ 0)) → sup({𝑥 ∈ ℕ0 ∣ (𝑃↑𝑥) ∥ 𝑁}, ℝ, < ) ∈ ℕ0) |
8 | 2, 7 | eqeltrd 2859 | 1 ⊢ ((𝑃 ∈ ℙ ∧ (𝑁 ∈ ℤ ∧ 𝑁 ≠ 0)) → (𝑃 pCnt 𝑁) ∈ ℕ0) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 386 ∈ wcel 2107 ≠ wne 2969 {crab 3094 class class class wbr 4886 ‘cfv 6135 (class class class)co 6922 supcsup 8634 ℝcr 10271 0cc0 10272 < clt 10411 2c2 11430 ℕ0cn0 11642 ℤcz 11728 ℤ≥cuz 11992 ↑cexp 13178 ∥ cdvds 15387 ℙcprime 15790 pCnt cpc 15945 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1839 ax-4 1853 ax-5 1953 ax-6 2021 ax-7 2055 ax-8 2109 ax-9 2116 ax-10 2135 ax-11 2150 ax-12 2163 ax-13 2334 ax-ext 2754 ax-sep 5017 ax-nul 5025 ax-pow 5077 ax-pr 5138 ax-un 7226 ax-cnex 10328 ax-resscn 10329 ax-1cn 10330 ax-icn 10331 ax-addcl 10332 ax-addrcl 10333 ax-mulcl 10334 ax-mulrcl 10335 ax-mulcom 10336 ax-addass 10337 ax-mulass 10338 ax-distr 10339 ax-i2m1 10340 ax-1ne0 10341 ax-1rid 10342 ax-rnegex 10343 ax-rrecex 10344 ax-cnre 10345 ax-pre-lttri 10346 ax-pre-lttrn 10347 ax-pre-ltadd 10348 ax-pre-mulgt0 10349 ax-pre-sup 10350 |
This theorem depends on definitions: df-bi 199 df-an 387 df-or 837 df-3or 1072 df-3an 1073 df-tru 1605 df-ex 1824 df-nf 1828 df-sb 2012 df-mo 2551 df-eu 2587 df-clab 2764 df-cleq 2770 df-clel 2774 df-nfc 2921 df-ne 2970 df-nel 3076 df-ral 3095 df-rex 3096 df-reu 3097 df-rmo 3098 df-rab 3099 df-v 3400 df-sbc 3653 df-csb 3752 df-dif 3795 df-un 3797 df-in 3799 df-ss 3806 df-pss 3808 df-nul 4142 df-if 4308 df-pw 4381 df-sn 4399 df-pr 4401 df-tp 4403 df-op 4405 df-uni 4672 df-iun 4755 df-br 4887 df-opab 4949 df-mpt 4966 df-tr 4988 df-id 5261 df-eprel 5266 df-po 5274 df-so 5275 df-fr 5314 df-we 5316 df-xp 5361 df-rel 5362 df-cnv 5363 df-co 5364 df-dm 5365 df-rn 5366 df-res 5367 df-ima 5368 df-pred 5933 df-ord 5979 df-on 5980 df-lim 5981 df-suc 5982 df-iota 6099 df-fun 6137 df-fn 6138 df-f 6139 df-f1 6140 df-fo 6141 df-f1o 6142 df-fv 6143 df-riota 6883 df-ov 6925 df-oprab 6926 df-mpt2 6927 df-om 7344 df-1st 7445 df-2nd 7446 df-wrecs 7689 df-recs 7751 df-rdg 7789 df-1o 7843 df-2o 7844 df-er 8026 df-en 8242 df-dom 8243 df-sdom 8244 df-fin 8245 df-sup 8636 df-inf 8637 df-pnf 10413 df-mnf 10414 df-xr 10415 df-ltxr 10416 df-le 10417 df-sub 10608 df-neg 10609 df-div 11033 df-nn 11375 df-2 11438 df-3 11439 df-n0 11643 df-z 11729 df-uz 11993 df-q 12096 df-rp 12138 df-fl 12912 df-mod 12988 df-seq 13120 df-exp 13179 df-cj 14246 df-re 14247 df-im 14248 df-sqrt 14382 df-abs 14383 df-dvds 15388 df-gcd 15623 df-prm 15791 df-pc 15946 |
This theorem is referenced by: pccl 15958 pcqmul 15962 pcqcl 15965 pcge0 15970 pcdvdsb 15977 pcdvdstr 15984 pcgcd1 15985 pc2dvds 15987 pcz 15989 pcaddlem 15996 pcadd 15997 qexpz 16009 lgsfcl2 25480 lgsdir 25509 lgsdi 25511 lgsne0 25512 |
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