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| Mirrors > Home > MPE Home > Th. List > chtval | Structured version Visualization version GIF version | ||
| Description: Value of the Chebyshev function. (Contributed by Mario Carneiro, 15-Sep-2014.) |
| Ref | Expression |
|---|---|
| chtval | ⊢ (𝐴 ∈ ℝ → (θ‘𝐴) = Σ𝑝 ∈ ((0[,]𝐴) ∩ ℙ)(log‘𝑝)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | oveq2 7371 | . . . 4 ⊢ (𝑥 = 𝐴 → (0[,]𝑥) = (0[,]𝐴)) | |
| 2 | 1 | ineq1d 4155 | . . 3 ⊢ (𝑥 = 𝐴 → ((0[,]𝑥) ∩ ℙ) = ((0[,]𝐴) ∩ ℙ)) |
| 3 | 2 | sumeq1d 15660 | . 2 ⊢ (𝑥 = 𝐴 → Σ𝑝 ∈ ((0[,]𝑥) ∩ ℙ)(log‘𝑝) = Σ𝑝 ∈ ((0[,]𝐴) ∩ ℙ)(log‘𝑝)) |
| 4 | df-cht 27085 | . 2 ⊢ θ = (𝑥 ∈ ℝ ↦ Σ𝑝 ∈ ((0[,]𝑥) ∩ ℙ)(log‘𝑝)) | |
| 5 | sumex 15648 | . 2 ⊢ Σ𝑝 ∈ ((0[,]𝐴) ∩ ℙ)(log‘𝑝) ∈ V | |
| 6 | 3, 4, 5 | fvmpt 6942 | 1 ⊢ (𝐴 ∈ ℝ → (θ‘𝐴) = Σ𝑝 ∈ ((0[,]𝐴) ∩ ℙ)(log‘𝑝)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1547 ∈ wcel 2119 ∩ cin 3889 ‘cfv 6492 (class class class)co 7363 ℝcr 11035 0cc0 11036 [,]cicc 13299 Σcsu 15646 ℙcprime 16638 logclog 26543 θccht 27079 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2712 ax-sep 5225 ax-nul 5235 ax-pr 5369 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2719 df-cleq 2732 df-clel 2815 df-nfc 2889 df-ne 2936 df-ral 3055 df-rex 3065 df-rab 3393 df-v 3434 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4269 df-if 4462 df-sn 4563 df-pr 4565 df-op 4569 df-uni 4846 df-br 5080 df-opab 5142 df-mpt 5161 df-id 5520 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6259 df-iota 6448 df-fun 6494 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-ov 7366 df-oprab 7367 df-mpo 7368 df-frecs 8228 df-wrecs 8259 df-recs 8308 df-rdg 8346 df-seq 13962 df-sum 15647 df-cht 27085 |
| This theorem is referenced by: efchtcl 27099 chtge0 27100 chtfl 27137 chtprm 27141 chtnprm 27142 chtwordi 27144 chtdif 27146 cht1 27153 prmorcht 27166 chtlepsi 27194 chtleppi 27198 chpchtsum 27207 chpub 27208 chtppilimlem1 27461 chtvalz 34820 |
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