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| Mirrors > Home > MPE Home > Th. List > Mathboxes > sxbrsigalem5 | Structured version Visualization version GIF version | ||
| Description: First direction for sxbrsiga 34802. (Contributed by Thierry Arnoux, 22-Sep-2017.) (Revised by Thierry Arnoux, 11-Oct-2017.) |
| Ref | Expression |
|---|---|
| sxbrsiga.0 | ⊢ 𝐽 = (topGen‘ran (,)) |
| dya2ioc.1 | ⊢ 𝐼 = (𝑥 ∈ ℤ, 𝑛 ∈ ℤ ↦ ((𝑥 / (2↑𝑛))[,)((𝑥 + 1) / (2↑𝑛)))) |
| dya2ioc.2 | ⊢ 𝑅 = (𝑢 ∈ ran 𝐼, 𝑣 ∈ ran 𝐼 ↦ (𝑢 × 𝑣)) |
| Ref | Expression |
|---|---|
| sxbrsigalem5 | ⊢ (sigaGen‘(𝐽 ×t 𝐽)) ⊆ (𝔅ℝ ×s 𝔅ℝ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sxbrsiga.0 | . . . . 5 ⊢ 𝐽 = (topGen‘ran (,)) | |
| 2 | dya2ioc.1 | . . . . 5 ⊢ 𝐼 = (𝑥 ∈ ℤ, 𝑛 ∈ ℤ ↦ ((𝑥 / (2↑𝑛))[,)((𝑥 + 1) / (2↑𝑛)))) | |
| 3 | dya2ioc.2 | . . . . 5 ⊢ 𝑅 = (𝑢 ∈ ran 𝐼, 𝑣 ∈ ran 𝐼 ↦ (𝑢 × 𝑣)) | |
| 4 | 1, 2, 3 | dya2iocucvr 34796 | . . . 4 ⊢ ∪ ran 𝑅 = (ℝ × ℝ) |
| 5 | br2base 34781 | . . . 4 ⊢ ∪ ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) = (ℝ × ℝ) | |
| 6 | 4, 5 | eqtr4i 2786 | . . 3 ⊢ ∪ ran 𝑅 = ∪ ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) |
| 7 | brsigarn 34696 | . . . . . . 7 ⊢ 𝔅ℝ ∈ (sigAlgebra‘ℝ) | |
| 8 | 7 | elexi 3472 | . . . . . 6 ⊢ 𝔅ℝ ∈ V |
| 9 | 8, 8 | mpoex 8079 | . . . . 5 ⊢ (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) ∈ V |
| 10 | 9 | rnex 7908 | . . . 4 ⊢ ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) ∈ V |
| 11 | 1, 2 | dya2icobrsiga 34788 | . . . . . . . . . 10 ⊢ ran 𝐼 ⊆ 𝔅ℝ |
| 12 | 11 | sseli 3927 | . . . . . . . . 9 ⊢ (𝑢 ∈ ran 𝐼 → 𝑢 ∈ 𝔅ℝ) |
| 13 | 11 | sseli 3927 | . . . . . . . . 9 ⊢ (𝑣 ∈ ran 𝐼 → 𝑣 ∈ 𝔅ℝ) |
| 14 | 12, 13 | anim12i 625 | . . . . . . . 8 ⊢ ((𝑢 ∈ ran 𝐼 ∧ 𝑣 ∈ ran 𝐼) → (𝑢 ∈ 𝔅ℝ ∧ 𝑣 ∈ 𝔅ℝ)) |
| 15 | 14 | anim1i 627 | . . . . . . 7 ⊢ (((𝑢 ∈ ran 𝐼 ∧ 𝑣 ∈ ran 𝐼) ∧ 𝑔 = (𝑢 × 𝑣)) → ((𝑢 ∈ 𝔅ℝ ∧ 𝑣 ∈ 𝔅ℝ) ∧ 𝑔 = (𝑢 × 𝑣))) |
| 16 | 15 | ssoprab2i 7525 | . . . . . 6 ⊢ {〈〈𝑢, 𝑣〉, 𝑔〉 ∣ ((𝑢 ∈ ran 𝐼 ∧ 𝑣 ∈ ran 𝐼) ∧ 𝑔 = (𝑢 × 𝑣))} ⊆ {〈〈𝑢, 𝑣〉, 𝑔〉 ∣ ((𝑢 ∈ 𝔅ℝ ∧ 𝑣 ∈ 𝔅ℝ) ∧ 𝑔 = (𝑢 × 𝑣))} |
| 17 | df-mpo 7419 | . . . . . . 7 ⊢ (𝑢 ∈ ran 𝐼, 𝑣 ∈ ran 𝐼 ↦ (𝑢 × 𝑣)) = {〈〈𝑢, 𝑣〉, 𝑔〉 ∣ ((𝑢 ∈ ran 𝐼 ∧ 𝑣 ∈ ran 𝐼) ∧ 𝑔 = (𝑢 × 𝑣))} | |
| 18 | 3, 17 | eqtri 2783 | . . . . . 6 ⊢ 𝑅 = {〈〈𝑢, 𝑣〉, 𝑔〉 ∣ ((𝑢 ∈ ran 𝐼 ∧ 𝑣 ∈ ran 𝐼) ∧ 𝑔 = (𝑢 × 𝑣))} |
| 19 | xpeq1 5669 | . . . . . . . 8 ⊢ (𝑒 = 𝑢 → (𝑒 × 𝑓) = (𝑢 × 𝑓)) | |
| 20 | xpeq2 5676 | . . . . . . . 8 ⊢ (𝑓 = 𝑣 → (𝑢 × 𝑓) = (𝑢 × 𝑣)) | |
| 21 | 19, 20 | cbvmpov 7509 | . . . . . . 7 ⊢ (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) = (𝑢 ∈ 𝔅ℝ, 𝑣 ∈ 𝔅ℝ ↦ (𝑢 × 𝑣)) |
| 22 | df-mpo 7419 | . . . . . . 7 ⊢ (𝑢 ∈ 𝔅ℝ, 𝑣 ∈ 𝔅ℝ ↦ (𝑢 × 𝑣)) = {〈〈𝑢, 𝑣〉, 𝑔〉 ∣ ((𝑢 ∈ 𝔅ℝ ∧ 𝑣 ∈ 𝔅ℝ) ∧ 𝑔 = (𝑢 × 𝑣))} | |
| 23 | 21, 22 | eqtri 2783 | . . . . . 6 ⊢ (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) = {〈〈𝑢, 𝑣〉, 𝑔〉 ∣ ((𝑢 ∈ 𝔅ℝ ∧ 𝑣 ∈ 𝔅ℝ) ∧ 𝑔 = (𝑢 × 𝑣))} |
| 24 | 16, 18, 23 | 3sstr4i 3982 | . . . . 5 ⊢ 𝑅 ⊆ (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) |
| 25 | rnss 5923 | . . . . 5 ⊢ (𝑅 ⊆ (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) → ran 𝑅 ⊆ ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓))) | |
| 26 | 24, 25 | ax-mp 5 | . . . 4 ⊢ ran 𝑅 ⊆ ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) |
| 27 | sssigagen2 34658 | . . . 4 ⊢ ((ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) ∈ V ∧ ran 𝑅 ⊆ ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓))) → ran 𝑅 ⊆ (sigaGen‘ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)))) | |
| 28 | 10, 26, 27 | mp2an 705 | . . 3 ⊢ ran 𝑅 ⊆ (sigaGen‘ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓))) |
| 29 | sigagenss2 34662 | . . 3 ⊢ ((∪ ran 𝑅 = ∪ ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) ∧ ran 𝑅 ⊆ (sigaGen‘ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓))) ∧ ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) ∈ V) → (sigaGen‘ran 𝑅) ⊆ (sigaGen‘ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)))) | |
| 30 | 6, 28, 10, 29 | mp3an 1490 | . 2 ⊢ (sigaGen‘ran 𝑅) ⊆ (sigaGen‘ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓))) |
| 31 | 1, 2, 3 | sxbrsigalem4 34799 | . 2 ⊢ (sigaGen‘(𝐽 ×t 𝐽)) = (sigaGen‘ran 𝑅) |
| 32 | eqid 2760 | . . . 4 ⊢ ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) = ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)) | |
| 33 | 32 | sxval 34702 | . . 3 ⊢ ((𝔅ℝ ∈ (sigAlgebra‘ℝ) ∧ 𝔅ℝ ∈ (sigAlgebra‘ℝ)) → (𝔅ℝ ×s 𝔅ℝ) = (sigaGen‘ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓)))) |
| 34 | 7, 7, 33 | mp2an 705 | . 2 ⊢ (𝔅ℝ ×s 𝔅ℝ) = (sigaGen‘ran (𝑒 ∈ 𝔅ℝ, 𝑓 ∈ 𝔅ℝ ↦ (𝑒 × 𝑓))) |
| 35 | 30, 31, 34 | 3sstr4i 3982 | 1 ⊢ (sigaGen‘(𝐽 ×t 𝐽)) ⊆ (𝔅ℝ ×s 𝔅ℝ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∧ wa 401 = wceq 1570 ∈ wcel 2145 Vcvv 3450 ⊆ wss 3899 ∪ cuni 4867 × cxp 5653 ran crn 5656 ‘cfv 6533 (class class class)co 7414 {coprab 7415 ∈ cmpo 7416 ℝcr 11124 1c1 11126 + caddc 11128 / cdiv 11896 2c2 12320 ℤcz 12616 (,)cioo 13399 [,)cico 13401 ↑cexp 14126 topGenctg 17523 ×t ctx 23787 sigAlgebracsiga 34619 sigaGencsigagen 34650 𝔅ℝcbrsiga 34693 ×s csx 34700 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5232 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7737 ax-inf2 9621 ax-cnex 11181 ax-resscn 11182 ax-1cn 11183 ax-icn 11184 ax-addcl 11185 ax-addrcl 11186 ax-mulcl 11187 ax-mulrcl 11188 ax-mulcom 11189 ax-addass 11190 ax-mulass 11191 ax-distr 11192 ax-i2m1 11193 ax-1ne0 11194 ax-1rid 11195 ax-rnegex 11196 ax-rrecex 11197 ax-cnre 11198 ax-pre-lttri 11199 ax-pre-lttrn 11200 ax-pre-ltadd 11201 ax-pre-mulgt0 11202 ax-pre-sup 11203 ax-addf 11204 |
| 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 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-iin 4954 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 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 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-isom 6542 df-riota 7371 df-ov 7417 df-oprab 7418 df-mpo 7419 df-of 7679 df-om 7864 df-1st 7987 df-2nd 7988 df-supp 8160 df-frecs 8281 df-wrecs 8312 df-recs 8361 df-rdg 8400 df-1o 8456 df-2o 8457 df-oadd 8460 df-omul 8461 df-er 8697 df-map 8829 df-pm 8830 df-ixp 8906 df-en 8954 df-dom 8955 df-sdom 8956 df-fin 8957 df-fsupp 9333 df-fi 9382 df-sup 9413 df-inf 9414 df-oi 9483 df-dju 9907 df-card 9945 df-acn 9948 df-pnf 11270 df-mnf 11271 df-xr 11272 df-ltxr 11273 df-le 11274 df-sub 11468 df-neg 11469 df-div 11897 df-nn 12259 df-2 12328 df-3 12329 df-4 12330 df-5 12331 df-6 12332 df-7 12333 df-8 12334 df-9 12335 df-n0 12530 df-z 12617 df-dec 12738 df-uz 12889 df-q 12999 df-rp 13044 df-xneg 13164 df-xadd 13165 df-xmul 13166 df-ioo 13403 df-ioc 13404 df-ico 13405 df-icc 13406 df-fz 13563 df-fzo 13711 df-fl 13854 df-mod 13932 df-seq 14067 df-exp 14127 df-fac 14339 df-bc 14368 df-hash 14396 df-shft 15141 df-cj 15187 df-re 15188 df-im 15189 df-sqrt 15323 df-abs 15324 df-limsup 15559 df-clim 15576 df-rlim 15577 df-sum 15775 df-ef 16154 df-sin 16156 df-cos 16157 df-pi 16159 df-struct 17240 df-sets 17257 df-slot 17275 df-ndx 17287 df-base 17303 df-ress 17324 df-plusg 17356 df-mulr 17357 df-starv 17358 df-sca 17359 df-vsca 17360 df-ip 17361 df-tset 17362 df-ple 17363 df-ds 17365 df-unif 17366 df-hom 17367 df-cco 17368 df-rest 17508 df-topn 17509 df-0g 17527 df-gsum 17528 df-topgen 17529 df-pt 17530 df-prds 17533 df-xrs 17589 df-qtop 17594 df-imas 17595 df-xps 17597 df-mre 17671 df-mrc 17672 df-acs 17674 df-mgm 18731 df-sgrp 18822 df-mnd 18838 df-submnd 18893 df-mulg 19192 df-cntz 19445 df-cmn 19910 df-psmet 21578 df-xmet 21579 df-met 21580 df-bl 21581 df-mopn 21582 df-fbas 21583 df-fg 21584 df-cnfld 21587 df-refld 21819 df-top 23120 df-topon 23137 df-topsp 23159 df-bases 23172 df-cld 23245 df-ntr 23246 df-cls 23247 df-nei 23324 df-lp 23362 df-perf 23363 df-cn 23453 df-cnp 23454 df-haus 23541 df-cmp 23613 df-tx 23789 df-hmeo 23982 df-fil 24073 df-fm 24165 df-flim 24166 df-flf 24167 df-fcls 24168 df-xms 24547 df-ms 24548 df-tms 24549 df-cncf 25107 df-cfil 25484 df-cmet 25486 df-cms 25564 df-limc 26094 df-dv 26095 df-log 26794 df-cxp 26795 df-logb 27003 df-siga 34620 df-sigagen 34651 df-brsiga 34694 df-sx 34701 |
| This theorem is used by: sxbrsigalem6 34801 |
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