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Theorem carsgcl 34324
Description: Closure of the Caratheodory measurable sets. (Contributed by Thierry Arnoux, 17-May-2020.)
Hypotheses
Ref Expression
carsgval.1 (𝜑𝑂𝑉)
carsgval.2 (𝜑𝑀:𝒫 𝑂⟶(0[,]+∞))
Assertion
Ref Expression
carsgcl (𝜑 → (toCaraSiga‘𝑀) ⊆ 𝒫 𝑂)

Proof of Theorem carsgcl
Dummy variables 𝑎 𝑒 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 carsgval.1 . . 3 (𝜑𝑂𝑉)
2 carsgval.2 . . 3 (𝜑𝑀:𝒫 𝑂⟶(0[,]+∞))
31, 2carsgval 34323 . 2 (𝜑 → (toCaraSiga‘𝑀) = {𝑎 ∈ 𝒫 𝑂 ∣ ∀𝑒 ∈ 𝒫 𝑂((𝑀‘(𝑒𝑎)) +𝑒 (𝑀‘(𝑒𝑎))) = (𝑀𝑒)})
4 ssrab2 4029 . 2 {𝑎 ∈ 𝒫 𝑂 ∣ ∀𝑒 ∈ 𝒫 𝑂((𝑀‘(𝑒𝑎)) +𝑒 (𝑀‘(𝑒𝑎))) = (𝑀𝑒)} ⊆ 𝒫 𝑂
53, 4eqsstrdi 3974 1 (𝜑 → (toCaraSiga‘𝑀) ⊆ 𝒫 𝑂)
Colors of variables: wff setvar class
Syntax hints:  wi 4   = wceq 1541  wcel 2111  wral 3047  {crab 3395  cdif 3894  cin 3896  wss 3897  𝒫 cpw 4549  wf 6483  cfv 6487  (class class class)co 7352  0cc0 11012  +∞cpnf 11149   +𝑒 cxad 13015  [,]cicc 13254  toCaraSigaccarsg 34321
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1911  ax-6 1968  ax-7 2009  ax-8 2113  ax-9 2121  ax-10 2144  ax-11 2160  ax-12 2180  ax-ext 2703  ax-rep 5219  ax-sep 5236  ax-nul 5246  ax-pow 5305  ax-pr 5372
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1544  df-fal 1554  df-ex 1781  df-nf 1785  df-sb 2068  df-mo 2535  df-eu 2564  df-clab 2710  df-cleq 2723  df-clel 2806  df-nfc 2881  df-ne 2929  df-ral 3048  df-rex 3057  df-reu 3347  df-rab 3396  df-v 3438  df-sbc 3737  df-csb 3846  df-dif 3900  df-un 3902  df-in 3904  df-ss 3914  df-nul 4283  df-if 4475  df-pw 4551  df-sn 4576  df-pr 4578  df-op 4582  df-uni 4859  df-iun 4943  df-br 5094  df-opab 5156  df-mpt 5175  df-id 5514  df-xp 5625  df-rel 5626  df-cnv 5627  df-co 5628  df-dm 5629  df-rn 5630  df-res 5631  df-ima 5632  df-iota 6443  df-fun 6489  df-fn 6490  df-f 6491  df-f1 6492  df-fo 6493  df-f1o 6494  df-fv 6495  df-ov 7355  df-carsg 34322
This theorem is referenced by:  carsguni  34328  elcarsgss  34329  carsggect  34338  carsgsiga  34342  omsmeas  34343
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