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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 34582 | . 2 ⊢ (𝜑 → 𝑋:∪ dom 𝑃⟶ℝ) |
| 4 | 3 | fdmd 6673 | 1 ⊢ (𝜑 → dom 𝑋 = ∪ dom 𝑃) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 ∪ cuni 4864 dom cdm 5625 ‘cfv 6493 ℝcr 11029 Probcprb 34545 rRndVarcrrv 34578 |
| 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 2185 ax-ext 2709 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 ax-cnex 11086 ax-resscn 11087 ax-pre-lttri 11104 ax-pre-lttrn 11105 |
| 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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3062 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-int 4904 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 df-id 5520 df-po 5533 df-so 5534 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-ov 7363 df-oprab 7364 df-mpo 7365 df-1st 7935 df-2nd 7936 df-er 8637 df-map 8769 df-en 8888 df-dom 8889 df-sdom 8890 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-ioo 13269 df-topgen 17367 df-top 22842 df-bases 22894 df-esum 34166 df-siga 34247 df-sigagen 34277 df-brsiga 34320 df-meas 34334 df-mbfm 34388 df-prob 34546 df-rrv 34579 |
| This theorem is referenced by: rrvf2 34586 rrvdmss 34587 elorrvc 34602 dstfrvel 34612 |
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