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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 35146 | . 2 ⊢ (𝜑 → 𝑋:∪ dom 𝑃⟶ℝ) |
| 4 | 3 | fdmd 6742 | 1 ⊢ (𝜑 → dom 𝑋 = ∪ dom 𝑃) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2147 ∪ cuni 4870 dom cdm 5655 ‘cfv 6558 ℝcr 11226 Probcprb 35109 rRndVarcrrv 35142 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7775 ax-cnex 11283 ax-resscn 11284 ax-pre-lttri 11301 ax-pre-lttrn 11302 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-int 4911 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-id 5550 df-po 5563 df-so 5564 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6512 df-fun 6560 df-fn 6561 df-f 6562 df-f1 6563 df-fo 6564 df-f1o 6565 df-fv 6566 df-ov 7446 df-oprab 7447 df-mpo 7448 df-1st 8025 df-2nd 8026 df-er 8745 df-map 8877 df-en 9002 df-dom 9003 df-sdom 9004 df-pnf 11372 df-mnf 11373 df-xr 11374 df-ltxr 11375 df-le 11376 df-ioo 13507 df-topgen 17643 df-top 23242 df-bases 23294 df-esum 34730 df-siga 34811 df-sigagen 34842 df-brsiga 34885 df-meas 34899 df-mbfm 34953 df-prob 35110 df-rrv 35143 |
| This theorem is used by: rrvf2 35150 rrvdmss 35151 elorrvc 35166 dstfrvel 35176 |
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