| Mathbox for Thierry Arnoux |
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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 35003 | . . . . . 6 ⊢ (𝜑 → (toCaraSiga‘𝑀) ⊆ 𝒫 𝑂) |
| 4 | 3 | sselda 3913 | . . . . 5 ⊢ ((𝜑 ∧ 𝑎 ∈ (toCaraSiga‘𝑀)) → 𝑎 ∈ 𝒫 𝑂) |
| 5 | 4 | elpwid 4569 | . . . 4 ⊢ ((𝜑 ∧ 𝑎 ∈ (toCaraSiga‘𝑀)) → 𝑎 ⊆ 𝑂) |
| 6 | 5 | ralrimiva 3158 | . . 3 ⊢ (𝜑 → ∀𝑎 ∈ (toCaraSiga‘𝑀)𝑎 ⊆ 𝑂) |
| 7 | unissb 4904 | . . 3 ⊢ (∪ (toCaraSiga‘𝑀) ⊆ 𝑂 ↔ ∀𝑎 ∈ (toCaraSiga‘𝑀)𝑎 ⊆ 𝑂) | |
| 8 | 6, 7 | sylibr 237 | . 2 ⊢ (𝜑 → ∪ (toCaraSiga‘𝑀) ⊆ 𝑂) |
| 9 | baselcarsg.1 | . . 3 ⊢ (𝜑 → (𝑀‘∅) = 0) | |
| 10 | 1, 2, 9 | baselcarsg 35005 | . 2 ⊢ (𝜑 → 𝑂 ∈ (toCaraSiga‘𝑀)) |
| 11 | unissel 4903 | . 2 ⊢ ((∪ (toCaraSiga‘𝑀) ⊆ 𝑂 ∧ 𝑂 ∈ (toCaraSiga‘𝑀)) → ∪ (toCaraSiga‘𝑀) = 𝑂) | |
| 12 | 8, 10, 11 | syl2anc 596 | 1 ⊢ (𝜑 → ∪ (toCaraSiga‘𝑀) = 𝑂) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2147 ∀wral 3080 ⊆ wss 3900 ∅c0 4281 𝒫 cpw 4560 ∪ cuni 4870 ⟶wf 6551 ‘cfv 6555 (class class class)co 7440 0cc0 11224 +∞cpnf 11364 [,]cicc 13503 toCaraSigaccarsg 35000 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7772 ax-cnex 11280 ax-resscn 11281 ax-1cn 11282 ax-icn 11283 ax-addcl 11284 ax-addrcl 11285 ax-mulcl 11286 ax-mulrcl 11287 ax-mulcom 11288 ax-addass 11289 ax-mulass 11290 ax-distr 11291 ax-i2m1 11292 ax-1ne0 11293 ax-1rid 11294 ax-rnegex 11295 ax-rrecex 11296 ax-cnre 11297 ax-pre-lttri 11298 ax-pre-lttrn 11299 ax-pre-ltadd 11300 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-id 5550 df-po 5563 df-so 5564 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6509 df-fun 6557 df-fn 6558 df-f 6559 df-f1 6560 df-fo 6561 df-f1o 6562 df-fv 6563 df-ov 7443 df-oprab 7444 df-mpo 7445 df-1st 8022 df-2nd 8023 df-er 8742 df-en 8999 df-dom 9000 df-sdom 9001 df-pnf 11369 df-mnf 11370 df-xr 11371 df-ltxr 11372 df-xadd 13266 df-icc 13507 df-carsg 35001 |
| This theorem is used by: carsgclctun 35020 |
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