Mathbox for Glauco Siliprandi |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > Mathboxes > caragenuni | Structured version Visualization version GIF version |
Description: The base set of the sigma-algebra generated by the Caratheodory's construction is the whole base set of the original outer measure. (Contributed by Glauco Siliprandi, 17-Aug-2020.) |
Ref | Expression |
---|---|
caragenuni.o | ⊢ (𝜑 → 𝑂 ∈ OutMeas) |
caragenuni.s | ⊢ 𝑆 = (CaraGen‘𝑂) |
Ref | Expression |
---|---|
caragenuni | ⊢ (𝜑 → ∪ 𝑆 = ∪ dom 𝑂) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | caragenuni.o | . . . 4 ⊢ (𝜑 → 𝑂 ∈ OutMeas) | |
2 | caragenuni.s | . . . . 5 ⊢ 𝑆 = (CaraGen‘𝑂) | |
3 | 2 | caragenss 43932 | . . . 4 ⊢ (𝑂 ∈ OutMeas → 𝑆 ⊆ dom 𝑂) |
4 | 1, 3 | syl 17 | . . 3 ⊢ (𝜑 → 𝑆 ⊆ dom 𝑂) |
5 | 4 | unissd 4846 | . 2 ⊢ (𝜑 → ∪ 𝑆 ⊆ ∪ dom 𝑂) |
6 | eqid 2738 | . . . 4 ⊢ ∪ dom 𝑂 = ∪ dom 𝑂 | |
7 | 1, 6, 2 | caragenunidm 43936 | . . 3 ⊢ (𝜑 → ∪ dom 𝑂 ∈ 𝑆) |
8 | elssuni 4868 | . . 3 ⊢ (∪ dom 𝑂 ∈ 𝑆 → ∪ dom 𝑂 ⊆ ∪ 𝑆) | |
9 | 7, 8 | syl 17 | . 2 ⊢ (𝜑 → ∪ dom 𝑂 ⊆ ∪ 𝑆) |
10 | 5, 9 | eqssd 3934 | 1 ⊢ (𝜑 → ∪ 𝑆 = ∪ dom 𝑂) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1539 ∈ wcel 2108 ⊆ wss 3883 ∪ cuni 4836 dom cdm 5580 ‘cfv 6418 OutMeascome 43917 CaraGenccaragen 43919 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-cnex 10858 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4837 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-id 5480 df-po 5494 df-so 5495 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-ov 7258 df-oprab 7259 df-mpo 7260 df-1st 7804 df-2nd 7805 df-er 8456 df-en 8692 df-dom 8693 df-sdom 8694 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-xadd 12778 df-icc 13015 df-ome 43918 df-caragen 43920 |
This theorem is referenced by: caragendifcl 43942 carageniuncl 43951 unidmvon 44045 |
Copyright terms: Public domain | W3C validator |