![]() |
Mathbox for Thierry Arnoux |
< Previous
Next >
Nearby theorems |
|
Mirrors > Home > MPE Home > Th. List > Mathboxes > nuleldmp | Structured version Visualization version GIF version |
Description: The empty set is an element of the domain of the probability. (Contributed by Thierry Arnoux, 22-Jan-2017.) |
Ref | Expression |
---|---|
nuleldmp | ⊢ (𝑃 ∈ Prob → ∅ ∈ dom 𝑃) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | domprobsiga 34368 | . 2 ⊢ (𝑃 ∈ Prob → dom 𝑃 ∈ ∪ ran sigAlgebra) | |
2 | 0elsiga 34070 | . 2 ⊢ (dom 𝑃 ∈ ∪ ran sigAlgebra → ∅ ∈ dom 𝑃) | |
3 | 1, 2 | syl 17 | 1 ⊢ (𝑃 ∈ Prob → ∅ ∈ dom 𝑃) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 2108 ∅c0 4352 ∪ cuni 4931 dom cdm 5695 ran crn 5696 sigAlgebracsiga 34064 Probcprb 34364 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1793 ax-4 1807 ax-5 1909 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2158 ax-12 2178 ax-ext 2711 ax-sep 5317 ax-nul 5324 ax-pow 5383 ax-pr 5447 ax-un 7764 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 847 df-3an 1089 df-tru 1540 df-fal 1550 df-ex 1778 df-nf 1782 df-sb 2065 df-mo 2543 df-eu 2572 df-clab 2718 df-cleq 2732 df-clel 2819 df-nfc 2895 df-ne 2947 df-ral 3068 df-rex 3077 df-rab 3444 df-v 3490 df-sbc 3805 df-csb 3922 df-dif 3979 df-un 3981 df-in 3983 df-ss 3993 df-nul 4353 df-if 4549 df-pw 4624 df-sn 4649 df-pr 4651 df-op 4655 df-uni 4932 df-br 5167 df-opab 5229 df-mpt 5250 df-id 5593 df-xp 5701 df-rel 5702 df-cnv 5703 df-co 5704 df-dm 5705 df-rn 5706 df-res 5707 df-ima 5708 df-iota 6520 df-fun 6570 df-fn 6571 df-f 6572 df-fv 6576 df-ov 7446 df-esum 33984 df-siga 34065 df-meas 34152 df-prob 34365 |
This theorem is referenced by: cndprobnul 34394 |
Copyright terms: Public domain | W3C validator |