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| Mirrors > Home > MPE Home > Th. List > Mathboxes > caragenel2d | Structured version Visualization version GIF version | ||
| Description: Membership in the Caratheodory's construction. Similar to carageneld 47717, but here "less than or equal to" is used, instead of equality. This is Remark 113D of [Fremlin1] p. 21. (Contributed by Glauco Siliprandi, 24-Dec-2020.) |
| Ref | Expression |
|---|---|
| caragenel2d.o | ⊢ (𝜑 → 𝑂 ∈ OutMeas) |
| caragenel2d.x | ⊢ 𝑋 = ∪ dom 𝑂 |
| caragenel2d.s | ⊢ 𝑆 = (CaraGen‘𝑂) |
| caragenel2d.e | ⊢ (𝜑 → 𝐸 ∈ 𝒫 𝑋) |
| caragenel2d.a | ⊢ ((𝜑 ∧ 𝑎 ∈ 𝒫 𝑋) → ((𝑂‘(𝑎 ∩ 𝐸)) +e (𝑂‘(𝑎 ∖ 𝐸))) ≤ (𝑂‘𝑎)) |
| Ref | Expression |
|---|---|
| caragenel2d | ⊢ (𝜑 → 𝐸 ∈ 𝑆) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | caragenel2d.o | . 2 ⊢ (𝜑 → 𝑂 ∈ OutMeas) | |
| 2 | caragenel2d.x | . 2 ⊢ 𝑋 = ∪ dom 𝑂 | |
| 3 | caragenel2d.s | . 2 ⊢ 𝑆 = (CaraGen‘𝑂) | |
| 4 | caragenel2d.e | . 2 ⊢ (𝜑 → 𝐸 ∈ 𝒫 𝑋) | |
| 5 | 1 | adantr 486 | . . . . 5 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝒫 𝑋) → 𝑂 ∈ OutMeas) |
| 6 | inss1 4136 | . . . . . . 7 ⊢ (𝑎 ∩ 𝐸) ⊆ 𝑎 | |
| 7 | elpwi 4567 | . . . . . . 7 ⊢ (𝑎 ∈ 𝒫 𝑋 → 𝑎 ⊆ 𝑋) | |
| 8 | 6, 7 | sstrid 3924 | . . . . . 6 ⊢ (𝑎 ∈ 𝒫 𝑋 → (𝑎 ∩ 𝐸) ⊆ 𝑋) |
| 9 | 8 | adantl 487 | . . . . 5 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝒫 𝑋) → (𝑎 ∩ 𝐸) ⊆ 𝑋) |
| 10 | 5, 2, 9 | omexrcl 47722 | . . . 4 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝒫 𝑋) → (𝑂‘(𝑎 ∩ 𝐸)) ∈ ℝ*) |
| 11 | 7 | ssdifssd 4086 | . . . . . 6 ⊢ (𝑎 ∈ 𝒫 𝑋 → (𝑎 ∖ 𝐸) ⊆ 𝑋) |
| 12 | 11 | adantl 487 | . . . . 5 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝒫 𝑋) → (𝑎 ∖ 𝐸) ⊆ 𝑋) |
| 13 | 5, 2, 12 | omexrcl 47722 | . . . 4 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝒫 𝑋) → (𝑂‘(𝑎 ∖ 𝐸)) ∈ ℝ*) |
| 14 | xaddcl 13396 | . . . 4 ⊢ (((𝑂‘(𝑎 ∩ 𝐸)) ∈ ℝ* ∧ (𝑂‘(𝑎 ∖ 𝐸)) ∈ ℝ*) → ((𝑂‘(𝑎 ∩ 𝐸)) +e (𝑂‘(𝑎 ∖ 𝐸))) ∈ ℝ*) | |
| 15 | 10, 13, 14 | syl2anc 596 | . . 3 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝒫 𝑋) → ((𝑂‘(𝑎 ∩ 𝐸)) +e (𝑂‘(𝑎 ∖ 𝐸))) ∈ ℝ*) |
| 16 | 7 | adantl 487 | . . . 4 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝒫 𝑋) → 𝑎 ⊆ 𝑋) |
| 17 | 5, 2, 16 | omexrcl 47722 | . . 3 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝒫 𝑋) → (𝑂‘𝑎) ∈ ℝ*) |
| 18 | caragenel2d.a | . . 3 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝒫 𝑋) → ((𝑂‘(𝑎 ∩ 𝐸)) +e (𝑂‘(𝑎 ∖ 𝐸))) ≤ (𝑂‘𝑎)) | |
| 19 | 5, 2, 16 | omelesplit 47733 | . . 3 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝒫 𝑋) → (𝑂‘𝑎) ≤ ((𝑂‘(𝑎 ∩ 𝐸)) +e (𝑂‘(𝑎 ∖ 𝐸)))) |
| 20 | 15, 17, 18, 19 | xrletrid 13311 | . 2 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝒫 𝑋) → ((𝑂‘(𝑎 ∩ 𝐸)) +e (𝑂‘(𝑎 ∖ 𝐸))) = (𝑂‘𝑎)) |
| 21 | 1, 2, 3, 4, 20 | carageneld 47717 | 1 ⊢ (𝜑 → 𝐸 ∈ 𝑆) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2147 ⊆ wss 3900 ∖ cdif 4048 ∩ cin 4092 𝒫 cpw 4560 ∪ cuni 4870 class class class wbr 5106 dom cdm 5655 ‘cfv 6558 (class class class)co 7443 ℝ*cxr 11369 ≤ cle 11371 +e cxad 13266 OutMeascome 47704 CaraGenccaragen 47706 |
| 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 7775 ax-inf2 9669 ax-cnex 11283 ax-resscn 11284 ax-1cn 11285 ax-icn 11286 ax-addcl 11287 ax-addrcl 11288 ax-mulcl 11289 ax-mulrcl 11290 ax-mulcom 11291 ax-addass 11292 ax-mulass 11293 ax-distr 11294 ax-i2m1 11295 ax-1ne0 11296 ax-1rid 11297 ax-rnegex 11298 ax-rrecex 11299 ax-cnre 11300 ax-pre-lttri 11301 ax-pre-lttrn 11302 ax-pre-ltadd 11303 ax-pre-mulgt0 11304 ax-pre-sup 11305 |
| 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-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 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-int 4911 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-se 5609 df-we 5610 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-pred 6322 df-ord 6383 df-on 6384 df-lim 6385 df-suc 6386 df-iota 6512 df-fun 6560 df-fn 6561 df-f 6562 df-f1 6563 df-fo 6564 df-f1o 6565 df-fv 6566 df-isom 6567 df-riota 7400 df-ov 7446 df-oprab 7447 df-mpo 7448 df-om 7902 df-1st 8025 df-2nd 8026 df-frecs 8327 df-wrecs 8358 df-recs 8407 df-rdg 8446 df-1o 8504 df-2o 8505 df-er 8745 df-en 9002 df-dom 9003 df-sdom 9004 df-fin 9005 df-sup 9461 df-oi 9531 df-card 10047 df-pnf 11372 df-mnf 11373 df-xr 11374 df-ltxr 11375 df-le 11376 df-sub 11570 df-neg 11571 df-div 12001 df-nn 12363 df-2 12432 df-3 12433 df-n0 12634 df-z 12721 df-uz 12993 df-rp 13148 df-xadd 13269 df-ico 13509 df-icc 13510 df-fz 13667 df-fzo 13816 df-seq 14172 df-exp 14232 df-hash 14502 df-cj 15295 df-re 15296 df-im 15297 df-sqrt 15431 df-abs 15432 df-clim 15684 df-sum 15883 df-sumge0 47578 df-ome 47705 df-caragen 47707 |
| This theorem is used by: caragencmpl 47750 hspmbl 47844 |
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