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| Mirrors > Home > MPE Home > Th. List > Mathboxes > carsguni | Structured version Visualization version GIF version | ||
| Description: The union of all Caratheodory measurable sets is the universe. (Contributed by Thierry Arnoux, 22-May-2020.) |
| Ref | Expression |
|---|---|
| carsgval.1 | ⊢ (𝜑 → 𝑂 ∈ 𝑉) |
| carsgval.2 | ⊢ (𝜑 → 𝑀:𝒫 𝑂⟶(0[,]+∞)) |
| baselcarsg.1 | ⊢ (𝜑 → (𝑀‘∅) = 0) |
| Ref | Expression |
|---|---|
| carsguni | ⊢ (𝜑 → ∪ (toCaraSiga‘𝑀) = 𝑂) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | carsgval.1 | . . . . . . 7 ⊢ (𝜑 → 𝑂 ∈ 𝑉) | |
| 2 | carsgval.2 | . . . . . . 7 ⊢ (𝜑 → 𝑀:𝒫 𝑂⟶(0[,]+∞)) | |
| 3 | 1, 2 | carsgcl 34302 | . . . . . 6 ⊢ (𝜑 → (toCaraSiga‘𝑀) ⊆ 𝒫 𝑂) |
| 4 | 3 | sselda 3949 | . . . . 5 ⊢ ((𝜑 ∧ 𝑎 ∈ (toCaraSiga‘𝑀)) → 𝑎 ∈ 𝒫 𝑂) |
| 5 | 4 | elpwid 4575 | . . . 4 ⊢ ((𝜑 ∧ 𝑎 ∈ (toCaraSiga‘𝑀)) → 𝑎 ⊆ 𝑂) |
| 6 | 5 | ralrimiva 3126 | . . 3 ⊢ (𝜑 → ∀𝑎 ∈ (toCaraSiga‘𝑀)𝑎 ⊆ 𝑂) |
| 7 | unissb 4906 | . . 3 ⊢ (∪ (toCaraSiga‘𝑀) ⊆ 𝑂 ↔ ∀𝑎 ∈ (toCaraSiga‘𝑀)𝑎 ⊆ 𝑂) | |
| 8 | 6, 7 | sylibr 234 | . 2 ⊢ (𝜑 → ∪ (toCaraSiga‘𝑀) ⊆ 𝑂) |
| 9 | baselcarsg.1 | . . 3 ⊢ (𝜑 → (𝑀‘∅) = 0) | |
| 10 | 1, 2, 9 | baselcarsg 34304 | . 2 ⊢ (𝜑 → 𝑂 ∈ (toCaraSiga‘𝑀)) |
| 11 | unissel 4905 | . 2 ⊢ ((∪ (toCaraSiga‘𝑀) ⊆ 𝑂 ∧ 𝑂 ∈ (toCaraSiga‘𝑀)) → ∪ (toCaraSiga‘𝑀) = 𝑂) | |
| 12 | 8, 10, 11 | syl2anc 584 | 1 ⊢ (𝜑 → ∪ (toCaraSiga‘𝑀) = 𝑂) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2109 ∀wral 3045 ⊆ wss 3917 ∅c0 4299 𝒫 cpw 4566 ∪ cuni 4874 ⟶wf 6510 ‘cfv 6514 (class class class)co 7390 0cc0 11075 +∞cpnf 11212 [,]cicc 13316 toCaraSigaccarsg 34299 |
| 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 2702 ax-rep 5237 ax-sep 5254 ax-nul 5264 ax-pow 5323 ax-pr 5390 ax-un 7714 ax-cnex 11131 ax-resscn 11132 ax-1cn 11133 ax-icn 11134 ax-addcl 11135 ax-addrcl 11136 ax-mulcl 11137 ax-mulrcl 11138 ax-mulcom 11139 ax-addass 11140 ax-mulass 11141 ax-distr 11142 ax-i2m1 11143 ax-1ne0 11144 ax-1rid 11145 ax-rnegex 11146 ax-rrecex 11147 ax-cnre 11148 ax-pre-lttri 11149 ax-pre-lttrn 11150 ax-pre-ltadd 11151 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ne 2927 df-nel 3031 df-ral 3046 df-rex 3055 df-reu 3357 df-rab 3409 df-v 3452 df-sbc 3757 df-csb 3866 df-dif 3920 df-un 3922 df-in 3924 df-ss 3934 df-nul 4300 df-if 4492 df-pw 4568 df-sn 4593 df-pr 4595 df-op 4599 df-uni 4875 df-iun 4960 df-br 5111 df-opab 5173 df-mpt 5192 df-id 5536 df-po 5549 df-so 5550 df-xp 5647 df-rel 5648 df-cnv 5649 df-co 5650 df-dm 5651 df-rn 5652 df-res 5653 df-ima 5654 df-iota 6467 df-fun 6516 df-fn 6517 df-f 6518 df-f1 6519 df-fo 6520 df-f1o 6521 df-fv 6522 df-ov 7393 df-oprab 7394 df-mpo 7395 df-1st 7971 df-2nd 7972 df-er 8674 df-en 8922 df-dom 8923 df-sdom 8924 df-pnf 11217 df-mnf 11218 df-xr 11219 df-ltxr 11220 df-xadd 13080 df-icc 13320 df-carsg 34300 |
| This theorem is referenced by: carsgclctun 34319 |
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