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| Mirrors > Home > MPE Home > Th. List > Mathboxes > rrvdm | Structured version Visualization version GIF version | ||
| Description: The domain of a random variable is the universe. (Contributed by Thierry Arnoux, 25-Jan-2017.) |
| Ref | Expression |
|---|---|
| isrrvv.1 | ⊢ (𝜑 → 𝑃 ∈ Prob) |
| rrvvf.1 | ⊢ (𝜑 → 𝑋 ∈ (rRndVar‘𝑃)) |
| Ref | Expression |
|---|---|
| rrvdm | ⊢ (𝜑 → dom 𝑋 = ∪ dom 𝑃) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | isrrvv.1 | . . 3 ⊢ (𝜑 → 𝑃 ∈ Prob) | |
| 2 | rrvvf.1 | . . 3 ⊢ (𝜑 → 𝑋 ∈ (rRndVar‘𝑃)) | |
| 3 | 1, 2 | rrvvf 34576 | . 2 ⊢ (𝜑 → 𝑋:∪ dom 𝑃⟶ℝ) |
| 4 | 3 | fdmd 6667 | 1 ⊢ (𝜑 → dom 𝑋 = ∪ dom 𝑃) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 ∪ cuni 4840 dom cdm 5620 ‘cfv 6487 ℝcr 11026 Probcprb 34539 rRndVarcrrv 34572 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2184 ax-ext 2707 ax-sep 5220 ax-nul 5230 ax-pow 5296 ax-pr 5364 ax-un 7678 ax-cnex 11083 ax-resscn 11084 ax-pre-lttri 11101 ax-pre-lttrn 11102 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3060 df-rab 3388 df-v 3429 df-sbc 3726 df-csb 3834 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-nul 4264 df-if 4457 df-pw 4533 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4841 df-int 4880 df-iun 4925 df-br 5075 df-opab 5137 df-mpt 5156 df-id 5515 df-po 5528 df-so 5529 df-xp 5626 df-rel 5627 df-cnv 5628 df-co 5629 df-dm 5630 df-rn 5631 df-res 5632 df-ima 5633 df-iota 6443 df-fun 6489 df-fn 6490 df-f 6491 df-f1 6492 df-fo 6493 df-f1o 6494 df-fv 6495 df-ov 7359 df-oprab 7360 df-mpo 7361 df-1st 7931 df-2nd 7932 df-er 8632 df-map 8764 df-en 8883 df-dom 8884 df-sdom 8885 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-ioo 13291 df-topgen 17395 df-top 22847 df-bases 22899 df-esum 34160 df-siga 34241 df-sigagen 34271 df-brsiga 34314 df-meas 34328 df-mbfm 34382 df-prob 34540 df-rrv 34573 |
| This theorem is referenced by: rrvf2 34580 rrvdmss 34581 elorrvc 34596 dstfrvel 34606 |
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