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| Mirrors > Home > MPE Home > Th. List > Mathboxes > domprobsiga | Structured version Visualization version GIF version | ||
| Description: The domain of a probability measure is a sigma-algebra. (Contributed by Thierry Arnoux, 23-Dec-2016.) |
| Ref | Expression |
|---|---|
| domprobsiga | ⊢ (𝑃 ∈ Prob → dom 𝑃 ∈ ∪ ran sigAlgebra) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | domprobmeas 34374 | . 2 ⊢ (𝑃 ∈ Prob → 𝑃 ∈ (measures‘dom 𝑃)) | |
| 2 | measbase 34160 | . 2 ⊢ (𝑃 ∈ (measures‘dom 𝑃) → dom 𝑃 ∈ ∪ ran sigAlgebra) | |
| 3 | 1, 2 | syl 17 | 1 ⊢ (𝑃 ∈ Prob → dom 𝑃 ∈ ∪ ran sigAlgebra) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2109 ∪ cuni 4867 dom cdm 5631 ran crn 5632 ‘cfv 6499 sigAlgebracsiga 34071 measurescmeas 34158 Probcprb 34371 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5246 ax-nul 5256 ax-pow 5315 ax-pr 5382 ax-un 7691 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-ral 3045 df-rex 3054 df-rab 3403 df-v 3446 df-sbc 3751 df-csb 3860 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-nul 4293 df-if 4485 df-pw 4561 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-br 5103 df-opab 5165 df-mpt 5184 df-id 5526 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6452 df-fun 6501 df-fn 6502 df-f 6503 df-fv 6507 df-ov 7372 df-esum 33991 df-meas 34159 df-prob 34372 |
| This theorem is referenced by: unveldomd 34379 nuleldmp 34381 probdif 34384 totprobd 34390 cndprobin 34398 cndprob01 34399 isrrvv 34407 0rrv 34415 rrvadd 34416 rrvmulc 34417 boolesineq 34419 orrvcval4 34429 orrvcoel 34430 orrvccel 34431 |
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