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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 35092 | . 2 ⊢ (𝑃 ∈ Prob → 𝑃 ∈ (measures‘dom 𝑃)) | |
| 2 | measbase 34880 | . 2 ⊢ (𝑃 ∈ (measures‘dom 𝑃) → dom 𝑃 ∈ ∪ ran sigAlgebra) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝑃 ∈ Prob → dom 𝑃 ∈ ∪ ran sigAlgebra) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2144 ∪ cuni 4866 dom cdm 5651 ran crn 5652 ‘cfv 6543 sigAlgebracsiga 34790 measurescmeas 34878 Probcprb 35089 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5327 ax-pr 5391 ax-un 7755 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3848 df-ss 3897 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-iota 6497 df-fun 6545 df-fn 6546 df-f 6547 df-fv 6551 df-ov 7427 df-esum 34710 df-meas 34879 df-prob 35090 |
| This theorem is used by: unveldomd 35097 nuleldmp 35099 probdif 35102 totprobd 35108 cndprobin 35116 cndprob01 35117 isrrvv 35125 0rrv 35133 rrvadd 35134 rrvmulc 35135 boolesineq 35137 orrvcval4 35147 orrvcoel 35148 orrvccel 35149 |
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