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| Mirrors > Home > MPE Home > Th. List > pc1 | Structured version Visualization version GIF version | ||
| Description: Value of the prime count function at 1. (Contributed by Mario Carneiro, 23-Feb-2014.) |
| Ref | Expression |
|---|---|
| pc1 | ⊢ (𝑃 ∈ ℙ → (𝑃 pCnt 1) = 0) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1z 12552 | . . 3 ⊢ 1 ∈ ℤ | |
| 2 | ax-1ne0 11102 | . . 3 ⊢ 1 ≠ 0 | |
| 3 | eqid 2741 | . . . 4 ⊢ sup({𝑛 ∈ ℕ0 ∣ (𝑃↑𝑛) ∥ 1}, ℝ, < ) = sup({𝑛 ∈ ℕ0 ∣ (𝑃↑𝑛) ∥ 1}, ℝ, < ) | |
| 4 | 3 | pczpre 16813 | . . 3 ⊢ ((𝑃 ∈ ℙ ∧ (1 ∈ ℤ ∧ 1 ≠ 0)) → (𝑃 pCnt 1) = sup({𝑛 ∈ ℕ0 ∣ (𝑃↑𝑛) ∥ 1}, ℝ, < )) |
| 5 | 1, 2, 4 | mpanr12 712 | . 2 ⊢ (𝑃 ∈ ℙ → (𝑃 pCnt 1) = sup({𝑛 ∈ ℕ0 ∣ (𝑃↑𝑛) ∥ 1}, ℝ, < )) |
| 6 | prmuz2 16660 | . . 3 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ (ℤ≥‘2)) | |
| 7 | eqid 2741 | . . 3 ⊢ 1 = 1 | |
| 8 | eqid 2741 | . . . 4 ⊢ {𝑛 ∈ ℕ0 ∣ (𝑃↑𝑛) ∥ 1} = {𝑛 ∈ ℕ0 ∣ (𝑃↑𝑛) ∥ 1} | |
| 9 | 8, 3 | pcpre1 16808 | . . 3 ⊢ ((𝑃 ∈ (ℤ≥‘2) ∧ 1 = 1) → sup({𝑛 ∈ ℕ0 ∣ (𝑃↑𝑛) ∥ 1}, ℝ, < ) = 0) |
| 10 | 6, 7, 9 | sylancl 593 | . 2 ⊢ (𝑃 ∈ ℙ → sup({𝑛 ∈ ℕ0 ∣ (𝑃↑𝑛) ∥ 1}, ℝ, < ) = 0) |
| 11 | 5, 10 | eqtrd 2776 | 1 ⊢ (𝑃 ∈ ℙ → (𝑃 pCnt 1) = 0) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1548 ∈ wcel 2121 ≠ wne 2936 {crab 3393 class class class wbr 5075 ‘cfv 6489 (class class class)co 7360 supcsup 9347 ℝcr 11032 0cc0 11033 1c1 11034 < clt 11174 2c2 12231 ℕ0cn0 12432 ℤcz 12519 ℤ≥cuz 12783 ↑cexp 14018 ∥ cdvds 16216 ℙcprime 16635 pCnt cpc 16802 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1975 ax-7 2016 ax-8 2123 ax-9 2131 ax-10 2154 ax-11 2170 ax-12 2191 ax-ext 2713 ax-sep 5221 ax-nul 5231 ax-pow 5297 ax-pr 5365 ax-un 7682 ax-cnex 11089 ax-resscn 11090 ax-1cn 11091 ax-icn 11092 ax-addcl 11093 ax-addrcl 11094 ax-mulcl 11095 ax-mulrcl 11096 ax-mulcom 11097 ax-addass 11098 ax-mulass 11099 ax-distr 11100 ax-i2m1 11101 ax-1ne0 11102 ax-1rid 11103 ax-rnegex 11104 ax-rrecex 11105 ax-cnre 11106 ax-pre-lttri 11107 ax-pre-lttrn 11108 ax-pre-ltadd 11109 ax-pre-mulgt0 11110 ax-pre-sup 11111 |
| This theorem depends on definitions: df-bi 209 df-an 398 df-or 855 df-3or 1094 df-3an 1095 df-tru 1551 df-fal 1561 df-ex 1788 df-nf 1792 df-sb 2075 df-mo 2545 df-eu 2575 df-clab 2720 df-cleq 2733 df-clel 2816 df-nfc 2890 df-ne 2937 df-nel 3041 df-ral 3056 df-rex 3066 df-rmo 3346 df-reu 3347 df-rab 3394 df-v 3435 df-sbc 3726 df-csb 3834 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-pss 3905 df-nul 4265 df-if 4458 df-pw 4534 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4842 df-iun 4926 df-br 5076 df-opab 5138 df-mpt 5157 df-tr 5183 df-id 5516 df-eprel 5521 df-po 5529 df-so 5530 df-fr 5574 df-we 5576 df-xp 5627 df-rel 5628 df-cnv 5629 df-co 5630 df-dm 5631 df-rn 5632 df-res 5633 df-ima 5634 df-pred 6256 df-ord 6317 df-on 6318 df-lim 6319 df-suc 6320 df-iota 6445 df-fun 6491 df-fn 6492 df-f 6493 df-f1 6494 df-fo 6495 df-f1o 6496 df-fv 6497 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-1st 7935 df-2nd 7936 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-1o 8399 df-2o 8400 df-er 8637 df-en 8888 df-dom 8889 df-sdom 8890 df-fin 8891 df-sup 9349 df-inf 9350 df-pnf 11176 df-mnf 11177 df-xr 11178 df-ltxr 11179 df-le 11180 df-sub 11374 df-neg 11375 df-div 11803 df-nn 12170 df-2 12239 df-3 12240 df-n0 12433 df-z 12520 df-uz 12784 df-q 12894 df-rp 12938 df-fl 13746 df-mod 13824 df-seq 13959 df-exp 14019 df-cj 15056 df-re 15057 df-im 15058 df-sqrt 15192 df-abs 15193 df-dvds 16217 df-gcd 16459 df-prm 16636 df-pc 16803 |
| This theorem is referenced by: pcrec 16824 pcexp 16825 pcid 16839 pcmpt 16858 pcfac 16865 sylow1lem1 19568 mumullem2 27165 |
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