Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > dstrvval | Structured version Visualization version GIF version |
Description: The value of the distribution of a random variable. (Contributed by Thierry Arnoux, 9-Feb-2017.) |
Ref | Expression |
---|---|
dstrvprob.1 | ⊢ (𝜑 → 𝑃 ∈ Prob) |
dstrvprob.2 | ⊢ (𝜑 → 𝑋 ∈ (rRndVar‘𝑃)) |
dstrvprob.3 | ⊢ (𝜑 → 𝐷 = (𝑎 ∈ 𝔅ℝ ↦ (𝑃‘(𝑋∘RV/𝑐 E 𝑎)))) |
dstrvval.1 | ⊢ (𝜑 → 𝐴 ∈ 𝔅ℝ) |
Ref | Expression |
---|---|
dstrvval | ⊢ (𝜑 → (𝐷‘𝐴) = (𝑃‘(◡𝑋 “ 𝐴))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | dstrvprob.3 | . . 3 ⊢ (𝜑 → 𝐷 = (𝑎 ∈ 𝔅ℝ ↦ (𝑃‘(𝑋∘RV/𝑐 E 𝑎)))) | |
2 | 1 | fveq1d 6665 | . 2 ⊢ (𝜑 → (𝐷‘𝐴) = ((𝑎 ∈ 𝔅ℝ ↦ (𝑃‘(𝑋∘RV/𝑐 E 𝑎)))‘𝐴)) |
3 | dstrvval.1 | . . 3 ⊢ (𝜑 → 𝐴 ∈ 𝔅ℝ) | |
4 | oveq2 7153 | . . . . 5 ⊢ (𝑎 = 𝐴 → (𝑋∘RV/𝑐 E 𝑎) = (𝑋∘RV/𝑐 E 𝐴)) | |
5 | 4 | fveq2d 6667 | . . . 4 ⊢ (𝑎 = 𝐴 → (𝑃‘(𝑋∘RV/𝑐 E 𝑎)) = (𝑃‘(𝑋∘RV/𝑐 E 𝐴))) |
6 | eqid 2818 | . . . 4 ⊢ (𝑎 ∈ 𝔅ℝ ↦ (𝑃‘(𝑋∘RV/𝑐 E 𝑎))) = (𝑎 ∈ 𝔅ℝ ↦ (𝑃‘(𝑋∘RV/𝑐 E 𝑎))) | |
7 | fvex 6676 | . . . 4 ⊢ (𝑃‘(𝑋∘RV/𝑐 E 𝐴)) ∈ V | |
8 | 5, 6, 7 | fvmpt 6761 | . . 3 ⊢ (𝐴 ∈ 𝔅ℝ → ((𝑎 ∈ 𝔅ℝ ↦ (𝑃‘(𝑋∘RV/𝑐 E 𝑎)))‘𝐴) = (𝑃‘(𝑋∘RV/𝑐 E 𝐴))) |
9 | 3, 8 | syl 17 | . 2 ⊢ (𝜑 → ((𝑎 ∈ 𝔅ℝ ↦ (𝑃‘(𝑋∘RV/𝑐 E 𝑎)))‘𝐴) = (𝑃‘(𝑋∘RV/𝑐 E 𝐴))) |
10 | dstrvprob.1 | . . . 4 ⊢ (𝜑 → 𝑃 ∈ Prob) | |
11 | dstrvprob.2 | . . . 4 ⊢ (𝜑 → 𝑋 ∈ (rRndVar‘𝑃)) | |
12 | 10, 11, 3 | orvcelval 31625 | . . 3 ⊢ (𝜑 → (𝑋∘RV/𝑐 E 𝐴) = (◡𝑋 “ 𝐴)) |
13 | 12 | fveq2d 6667 | . 2 ⊢ (𝜑 → (𝑃‘(𝑋∘RV/𝑐 E 𝐴)) = (𝑃‘(◡𝑋 “ 𝐴))) |
14 | 2, 9, 13 | 3eqtrd 2857 | 1 ⊢ (𝜑 → (𝐷‘𝐴) = (𝑃‘(◡𝑋 “ 𝐴))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1528 ∈ wcel 2105 ↦ cmpt 5137 E cep 5457 ◡ccnv 5547 “ cima 5551 ‘cfv 6348 (class class class)co 7145 𝔅ℝcbrsiga 31339 Probcprb 31564 rRndVarcrrv 31597 ∘RV/𝑐corvc 31612 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1787 ax-4 1801 ax-5 1902 ax-6 1961 ax-7 2006 ax-8 2107 ax-9 2115 ax-10 2136 ax-11 2151 ax-12 2167 ax-ext 2790 ax-sep 5194 ax-nul 5201 ax-pow 5257 ax-pr 5320 ax-un 7450 ax-cnex 10581 ax-resscn 10582 ax-pre-lttri 10599 ax-pre-lttrn 10600 |
This theorem depends on definitions: df-bi 208 df-an 397 df-or 842 df-3or 1080 df-3an 1081 df-tru 1531 df-fal 1541 df-ex 1772 df-nf 1776 df-sb 2061 df-mo 2615 df-eu 2647 df-clab 2797 df-cleq 2811 df-clel 2890 df-nfc 2960 df-ne 3014 df-nel 3121 df-ral 3140 df-rex 3141 df-rab 3144 df-v 3494 df-sbc 3770 df-csb 3881 df-dif 3936 df-un 3938 df-in 3940 df-ss 3949 df-nul 4289 df-if 4464 df-pw 4537 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4831 df-int 4868 df-iun 4912 df-br 5058 df-opab 5120 df-mpt 5138 df-id 5453 df-eprel 5458 df-po 5467 df-so 5468 df-xp 5554 df-rel 5555 df-cnv 5556 df-co 5557 df-dm 5558 df-rn 5559 df-res 5560 df-ima 5561 df-iota 6307 df-fun 6350 df-fn 6351 df-f 6352 df-f1 6353 df-fo 6354 df-f1o 6355 df-fv 6356 df-ov 7148 df-oprab 7149 df-mpo 7150 df-1st 7678 df-2nd 7679 df-er 8278 df-map 8397 df-en 8498 df-dom 8499 df-sdom 8500 df-pnf 10665 df-mnf 10666 df-xr 10667 df-ltxr 10668 df-le 10669 df-ioo 12730 df-topgen 16705 df-top 21430 df-bases 21482 df-esum 31186 df-siga 31267 df-sigagen 31297 df-brsiga 31340 df-meas 31354 df-mbfm 31408 df-prob 31565 df-rrv 31598 df-orvc 31613 |
This theorem is referenced by: dstrvprob 31628 |
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