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Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > rrvdmss | Structured version Visualization version GIF version |
Description: The domain of a random variable. This is useful to shorten proofs. (Contributed by Thierry Arnoux, 25-Jan-2017.) |
Ref | Expression |
---|---|
isrrvv.1 | β’ (π β π β Prob) |
rrvvf.1 | β’ (π β π β (rRndVarβπ)) |
Ref | Expression |
---|---|
rrvdmss | β’ (π β βͺ dom π β dom π) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | isrrvv.1 | . . 3 β’ (π β π β Prob) | |
2 | rrvvf.1 | . . 3 β’ (π β π β (rRndVarβπ)) | |
3 | 1, 2 | rrvdm 33975 | . 2 β’ (π β dom π = βͺ dom π) |
4 | eqimss2 4036 | . 2 β’ (dom π = βͺ dom π β βͺ dom π β dom π) | |
5 | 3, 4 | syl 17 | 1 β’ (π β βͺ dom π β dom π) |
Colors of variables: wff setvar class |
Syntax hints: β wi 4 = wceq 1533 β wcel 2098 β wss 3943 βͺ cuni 4902 dom cdm 5669 βcfv 6536 Probcprb 33936 rRndVarcrrv 33969 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2163 ax-ext 2697 ax-sep 5292 ax-nul 5299 ax-pow 5356 ax-pr 5420 ax-un 7721 ax-cnex 11165 ax-resscn 11166 ax-pre-lttri 11183 ax-pre-lttrn 11184 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2704 df-cleq 2718 df-clel 2804 df-nfc 2879 df-ne 2935 df-nel 3041 df-ral 3056 df-rex 3065 df-rab 3427 df-v 3470 df-sbc 3773 df-csb 3889 df-dif 3946 df-un 3948 df-in 3950 df-ss 3960 df-nul 4318 df-if 4524 df-pw 4599 df-sn 4624 df-pr 4626 df-op 4630 df-uni 4903 df-int 4944 df-iun 4992 df-br 5142 df-opab 5204 df-mpt 5225 df-id 5567 df-po 5581 df-so 5582 df-xp 5675 df-rel 5676 df-cnv 5677 df-co 5678 df-dm 5679 df-rn 5680 df-res 5681 df-ima 5682 df-iota 6488 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-ov 7407 df-oprab 7408 df-mpo 7409 df-1st 7971 df-2nd 7972 df-er 8702 df-map 8821 df-en 8939 df-dom 8940 df-sdom 8941 df-pnf 11251 df-mnf 11252 df-xr 11253 df-ltxr 11254 df-le 11255 df-ioo 13331 df-topgen 17396 df-top 22747 df-bases 22800 df-esum 33556 df-siga 33637 df-sigagen 33667 df-brsiga 33710 df-meas 33724 df-mbfm 33778 df-prob 33937 df-rrv 33970 |
This theorem is referenced by: (None) |
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