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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 7431 | . . . 4 ⊢ (𝑥 = 𝐴 → (0[,]𝑥) = (0[,]𝐴)) | |
| 2 | 1 | ineq1d 4175 | . . 3 ⊢ (𝑥 = 𝐴 → ((0[,]𝑥) ∩ ℙ) = ((0[,]𝐴) ∩ ℙ)) |
| 3 | 2 | sumeq1d 15777 | . 2 ⊢ (𝑥 = 𝐴 → Σ𝑝 ∈ ((0[,]𝑥) ∩ ℙ)(log‘𝑝) = Σ𝑝 ∈ ((0[,]𝐴) ∩ ℙ)(log‘𝑝)) |
| 4 | df-cht 27298 | . 2 ⊢ θ = (𝑥 ∈ ℝ ↦ Σ𝑝 ∈ ((0[,]𝑥) ∩ ℙ)(log‘𝑝)) | |
| 5 | sumex 15765 | . 2 ⊢ Σ𝑝 ∈ ((0[,]𝐴) ∩ ℙ)(log‘𝑝) ∈ V | |
| 6 | 3, 4, 5 | fvmpt 6996 | 1 ⊢ (𝐴 ∈ ℝ → (θ‘𝐴) = Σ𝑝 ∈ ((0[,]𝐴) ∩ ℙ)(log‘𝑝)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 ∩ cin 3907 ‘cfv 6543 (class class class)co 7423 ℝcr 11117 0cc0 11118 [,]cicc 13393 Σcsu 15763 ℙcprime 16754 logclog 26756 θccht 27292 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-sep 5262 ax-nul 5274 ax-pr 5409 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-ral 3083 df-rex 3093 df-rab 3420 df-v 3460 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4290 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-br 5115 df-opab 5179 df-mpt 5198 df-id 5561 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-iota 6499 df-fun 6545 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-ov 7426 df-oprab 7427 df-mpo 7428 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-seq 14058 df-sum 15764 df-cht 27298 |
| This theorem is used by: efchtcl 27312 chtge0 27313 chtfl 27350 chtprm 27354 chtnprm 27355 chtwordi 27357 chtdif 27359 cht1 27366 prmorcht 27379 chtlepsi 27407 chtleppi 27411 chpchtsum 27420 chpub 27421 chtppilimlem1 27674 chtvalz 35048 |
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