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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 7361 | . . . 4 ⊢ (𝑥 = 𝐴 → (0[,]𝑥) = (0[,]𝐴)) | |
| 2 | 1 | ineq1d 4172 | . . 3 ⊢ (𝑥 = 𝐴 → ((0[,]𝑥) ∩ ℙ) = ((0[,]𝐴) ∩ ℙ)) |
| 3 | 2 | sumeq1d 15625 | . 2 ⊢ (𝑥 = 𝐴 → Σ𝑝 ∈ ((0[,]𝑥) ∩ ℙ)(log‘𝑝) = Σ𝑝 ∈ ((0[,]𝐴) ∩ ℙ)(log‘𝑝)) |
| 4 | df-cht 27023 | . 2 ⊢ θ = (𝑥 ∈ ℝ ↦ Σ𝑝 ∈ ((0[,]𝑥) ∩ ℙ)(log‘𝑝)) | |
| 5 | sumex 15613 | . 2 ⊢ Σ𝑝 ∈ ((0[,]𝐴) ∩ ℙ)(log‘𝑝) ∈ V | |
| 6 | 3, 4, 5 | fvmpt 6934 | 1 ⊢ (𝐴 ∈ ℝ → (θ‘𝐴) = Σ𝑝 ∈ ((0[,]𝐴) ∩ ℙ)(log‘𝑝)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2109 ∩ cin 3904 ‘cfv 6486 (class class class)co 7353 ℝcr 11027 0cc0 11028 [,]cicc 13269 Σcsu 15611 ℙcprime 16600 logclog 26479 θccht 27017 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5238 ax-nul 5248 ax-pr 5374 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-ral 3045 df-rex 3054 df-rab 3397 df-v 3440 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-nul 4287 df-if 4479 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4862 df-br 5096 df-opab 5158 df-mpt 5177 df-id 5518 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-pred 6253 df-iota 6442 df-fun 6488 df-f 6490 df-f1 6491 df-fo 6492 df-f1o 6493 df-fv 6494 df-ov 7356 df-oprab 7357 df-mpo 7358 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-seq 13927 df-sum 15612 df-cht 27023 |
| This theorem is referenced by: efchtcl 27037 chtge0 27038 chtfl 27075 chtprm 27079 chtnprm 27080 chtwordi 27082 chtdif 27084 cht1 27091 prmorcht 27104 chtlepsi 27133 chtleppi 27137 chpchtsum 27146 chpub 27147 chtppilimlem1 27400 chtvalz 34596 |
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