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| Mirrors > Home > HSE Home > Th. List > chjass | Structured version Visualization version GIF version | ||
| Description: Associative law for Hilbert lattice join. From definition of lattice in [Kalmbach] p. 14. (Contributed by NM, 10-Jun-2004.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| chjass | ⊢ ((𝐴 ∈ Cℋ ∧ 𝐵 ∈ Cℋ ∧ 𝐶 ∈ Cℋ ) → ((𝐴 ∨ℋ 𝐵) ∨ℋ 𝐶) = (𝐴 ∨ℋ (𝐵 ∨ℋ 𝐶))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | oveq1 7427 | . . . 4 ⊢ (𝐴 = if(𝐴 ∈ Cℋ , 𝐴, ℋ) → (𝐴 ∨ℋ 𝐵) = (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ 𝐵)) | |
| 2 | 1 | oveq1d 7435 | . . 3 ⊢ (𝐴 = if(𝐴 ∈ Cℋ , 𝐴, ℋ) → ((𝐴 ∨ℋ 𝐵) ∨ℋ 𝐶) = ((if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ 𝐵) ∨ℋ 𝐶)) |
| 3 | oveq1 7427 | . . 3 ⊢ (𝐴 = if(𝐴 ∈ Cℋ , 𝐴, ℋ) → (𝐴 ∨ℋ (𝐵 ∨ℋ 𝐶)) = (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ (𝐵 ∨ℋ 𝐶))) | |
| 4 | 2, 3 | eqeq12d 2781 | . 2 ⊢ (𝐴 = if(𝐴 ∈ Cℋ , 𝐴, ℋ) → (((𝐴 ∨ℋ 𝐵) ∨ℋ 𝐶) = (𝐴 ∨ℋ (𝐵 ∨ℋ 𝐶)) ↔ ((if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ 𝐵) ∨ℋ 𝐶) = (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ (𝐵 ∨ℋ 𝐶)))) |
| 5 | oveq2 7428 | . . . 4 ⊢ (𝐵 = if(𝐵 ∈ Cℋ , 𝐵, ℋ) → (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ 𝐵) = (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ if(𝐵 ∈ Cℋ , 𝐵, ℋ))) | |
| 6 | 5 | oveq1d 7435 | . . 3 ⊢ (𝐵 = if(𝐵 ∈ Cℋ , 𝐵, ℋ) → ((if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ 𝐵) ∨ℋ 𝐶) = ((if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ if(𝐵 ∈ Cℋ , 𝐵, ℋ)) ∨ℋ 𝐶)) |
| 7 | oveq1 7427 | . . . 4 ⊢ (𝐵 = if(𝐵 ∈ Cℋ , 𝐵, ℋ) → (𝐵 ∨ℋ 𝐶) = (if(𝐵 ∈ Cℋ , 𝐵, ℋ) ∨ℋ 𝐶)) | |
| 8 | 7 | oveq2d 7436 | . . 3 ⊢ (𝐵 = if(𝐵 ∈ Cℋ , 𝐵, ℋ) → (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ (𝐵 ∨ℋ 𝐶)) = (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ (if(𝐵 ∈ Cℋ , 𝐵, ℋ) ∨ℋ 𝐶))) |
| 9 | 6, 8 | eqeq12d 2781 | . 2 ⊢ (𝐵 = if(𝐵 ∈ Cℋ , 𝐵, ℋ) → (((if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ 𝐵) ∨ℋ 𝐶) = (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ (𝐵 ∨ℋ 𝐶)) ↔ ((if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ if(𝐵 ∈ Cℋ , 𝐵, ℋ)) ∨ℋ 𝐶) = (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ (if(𝐵 ∈ Cℋ , 𝐵, ℋ) ∨ℋ 𝐶)))) |
| 10 | oveq2 7428 | . . 3 ⊢ (𝐶 = if(𝐶 ∈ Cℋ , 𝐶, ℋ) → ((if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ if(𝐵 ∈ Cℋ , 𝐵, ℋ)) ∨ℋ 𝐶) = ((if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ if(𝐵 ∈ Cℋ , 𝐵, ℋ)) ∨ℋ if(𝐶 ∈ Cℋ , 𝐶, ℋ))) | |
| 11 | oveq2 7428 | . . . 4 ⊢ (𝐶 = if(𝐶 ∈ Cℋ , 𝐶, ℋ) → (if(𝐵 ∈ Cℋ , 𝐵, ℋ) ∨ℋ 𝐶) = (if(𝐵 ∈ Cℋ , 𝐵, ℋ) ∨ℋ if(𝐶 ∈ Cℋ , 𝐶, ℋ))) | |
| 12 | 11 | oveq2d 7436 | . . 3 ⊢ (𝐶 = if(𝐶 ∈ Cℋ , 𝐶, ℋ) → (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ (if(𝐵 ∈ Cℋ , 𝐵, ℋ) ∨ℋ 𝐶)) = (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ (if(𝐵 ∈ Cℋ , 𝐵, ℋ) ∨ℋ if(𝐶 ∈ Cℋ , 𝐶, ℋ)))) |
| 13 | 10, 12 | eqeq12d 2781 | . 2 ⊢ (𝐶 = if(𝐶 ∈ Cℋ , 𝐶, ℋ) → (((if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ if(𝐵 ∈ Cℋ , 𝐵, ℋ)) ∨ℋ 𝐶) = (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ (if(𝐵 ∈ Cℋ , 𝐵, ℋ) ∨ℋ 𝐶)) ↔ ((if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ if(𝐵 ∈ Cℋ , 𝐵, ℋ)) ∨ℋ if(𝐶 ∈ Cℋ , 𝐶, ℋ)) = (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ (if(𝐵 ∈ Cℋ , 𝐵, ℋ) ∨ℋ if(𝐶 ∈ Cℋ , 𝐶, ℋ))))) |
| 14 | ifchhv 31672 | . . 3 ⊢ if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∈ Cℋ | |
| 15 | ifchhv 31672 | . . 3 ⊢ if(𝐵 ∈ Cℋ , 𝐵, ℋ) ∈ Cℋ | |
| 16 | ifchhv 31672 | . . 3 ⊢ if(𝐶 ∈ Cℋ , 𝐶, ℋ) ∈ Cℋ | |
| 17 | 14, 15, 16 | chjassi 31914 | . 2 ⊢ ((if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ if(𝐵 ∈ Cℋ , 𝐵, ℋ)) ∨ℋ if(𝐶 ∈ Cℋ , 𝐶, ℋ)) = (if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∨ℋ (if(𝐵 ∈ Cℋ , 𝐵, ℋ) ∨ℋ if(𝐶 ∈ Cℋ , 𝐶, ℋ))) |
| 18 | 4, 9, 13, 17 | dedth3h 4550 | 1 ⊢ ((𝐴 ∈ Cℋ ∧ 𝐵 ∈ Cℋ ∧ 𝐶 ∈ Cℋ ) → ((𝐴 ∨ℋ 𝐵) ∨ℋ 𝐶) = (𝐴 ∨ℋ (𝐵 ∨ℋ 𝐶))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1103 = wceq 1570 ∈ wcel 2146 ifcif 4489 (class class class)co 7420 ℋchba 31347 Cℋ cch 31357 ∨ℋ chj 31361 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7743 ax-inf2 9618 ax-cc 10435 ax-cnex 11176 ax-resscn 11177 ax-1cn 11178 ax-icn 11179 ax-addcl 11180 ax-addrcl 11181 ax-mulcl 11182 ax-mulrcl 11183 ax-mulcom 11184 ax-addass 11185 ax-mulass 11186 ax-distr 11187 ax-i2m1 11188 ax-1ne0 11189 ax-1rid 11190 ax-rnegex 11191 ax-rrecex 11192 ax-cnre 11193 ax-pre-lttri 11194 ax-pre-lttrn 11195 ax-pre-ltadd 11196 ax-pre-mulgt0 11197 ax-pre-sup 11198 ax-addf 11199 ax-mulf 11200 ax-hilex 31427 ax-hfvadd 31428 ax-hvcom 31429 ax-hvass 31430 ax-hv0cl 31431 ax-hvaddid 31432 ax-hfvmul 31433 ax-hvmulid 31434 ax-hvmulass 31435 ax-hvdistr1 31436 ax-hvdistr2 31437 ax-hvmul0 31438 ax-hfi 31507 ax-his1 31510 ax-his2 31511 ax-his3 31512 ax-his4 31513 ax-hcompl 31630 |
| 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 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-rmo 3371 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-tp 4596 df-op 4598 df-uni 4875 df-int 4915 df-iun 4960 df-iin 4961 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-se 5617 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6307 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6497 df-fun 6543 df-fn 6544 df-f 6545 df-f1 6546 df-fo 6547 df-f1o 6548 df-fv 6549 df-isom 6550 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-of 7685 df-om 7870 df-1st 7993 df-2nd 7994 df-supp 8164 df-frecs 8285 df-wrecs 8316 df-recs 8365 df-rdg 8404 df-1o 8460 df-2o 8461 df-oadd 8464 df-omul 8465 df-er 8701 df-map 8833 df-pm 8834 df-ixp 8903 df-en 8951 df-dom 8952 df-sdom 8953 df-fin 8954 df-fsupp 9330 df-fi 9379 df-sup 9410 df-inf 9411 df-oi 9480 df-card 9942 df-acn 9945 df-pnf 11265 df-mnf 11266 df-xr 11267 df-ltxr 11268 df-le 11269 df-sub 11463 df-neg 11464 df-div 11892 df-nn 12254 df-2 12323 df-3 12324 df-4 12325 df-5 12326 df-6 12327 df-7 12328 df-8 12329 df-9 12330 df-n0 12525 df-z 12612 df-dec 12733 df-uz 12884 df-q 12994 df-rp 13038 df-xneg 13158 df-xadd 13159 df-xmul 13160 df-ioo 13397 df-ico 13399 df-icc 13400 df-fz 13557 df-fzo 13705 df-fl 13848 df-seq 14061 df-exp 14121 df-hash 14390 df-cj 15179 df-re 15180 df-im 15181 df-sqrt 15315 df-abs 15316 df-clim 15568 df-rlim 15569 df-sum 15767 df-struct 17234 df-sets 17251 df-slot 17269 df-ndx 17281 df-base 17297 df-ress 17318 df-plusg 17350 df-mulr 17351 df-starv 17352 df-sca 17353 df-vsca 17354 df-ip 17355 df-tset 17356 df-ple 17357 df-ds 17359 df-unif 17360 df-hom 17361 df-cco 17362 df-rest 17502 df-topn 17503 df-0g 17521 df-gsum 17522 df-topgen 17523 df-pt 17524 df-prds 17527 df-xrs 17583 df-qtop 17588 df-imas 17589 df-xps 17591 df-mre 17665 df-mrc 17666 df-acs 17668 df-mgm 18725 df-sgrp 18814 df-mnd 18830 df-submnd 18884 df-mulg 19183 df-cntz 19436 df-cmn 19901 df-psmet 21569 df-xmet 21570 df-met 21571 df-bl 21572 df-mopn 21573 df-fbas 21574 df-fg 21575 df-cnfld 21578 df-top 23106 df-topon 23123 df-topsp 23145 df-bases 23158 df-cld 23231 df-ntr 23232 df-cls 23233 df-nei 23310 df-cn 23439 df-cnp 23440 df-lm 23441 df-haus 23527 df-tx 23775 df-hmeo 23968 df-fil 24059 df-fm 24151 df-flim 24152 df-flf 24153 df-xms 24533 df-ms 24534 df-tms 24535 df-cfil 25470 df-cau 25471 df-cmet 25472 df-grpo 30921 df-gid 30922 df-ginv 30923 df-gdiv 30924 df-ablo 30973 df-vc 30987 df-nv 31020 df-va 31023 df-ba 31024 df-sm 31025 df-0v 31026 df-vs 31027 df-nmcv 31028 df-ims 31029 df-dip 31129 df-ssp 31150 df-ph 31241 df-cbn 31291 df-hnorm 31396 df-hba 31397 df-hvsub 31399 df-hlim 31400 df-hcau 31401 df-sh 31635 df-ch 31649 df-oc 31680 df-ch0 31681 df-shs 31736 df-chj 31738 |
| This theorem is used by: chj12 31962 chj4 31963 mdsl1i 32749 mdexchi 32763 cvexchlem 32796 atcvat3i 32824 |
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