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| Mirrors > Home > HSE Home > Th. List > atoml2i | Structured version Visualization version GIF version | ||
| Description: An assertion holding in atomic orthomodular lattices that is equivalent to the exchange axiom. Proposition P8(ii) of [BeltramettiCassinelli1] p. 400. (Contributed by NM, 12-Jun-2006.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| atoml.1 | ⊢ 𝐴 ∈ Cℋ |
| Ref | Expression |
|---|---|
| atoml2i | ⊢ ((𝐵 ∈ HAtoms ∧ ¬ 𝐵 ⊆ 𝐴) → ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ HAtoms) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | atoml.1 | . . . . . . . 8 ⊢ 𝐴 ∈ Cℋ | |
| 2 | atelch 32404 | . . . . . . . 8 ⊢ (𝐵 ∈ HAtoms → 𝐵 ∈ Cℋ ) | |
| 3 | pjoml5 31673 | . . . . . . . 8 ⊢ ((𝐴 ∈ Cℋ ∧ 𝐵 ∈ Cℋ ) → (𝐴 ∨ℋ ((⊥‘𝐴) ∩ (𝐴 ∨ℋ 𝐵))) = (𝐴 ∨ℋ 𝐵)) | |
| 4 | 1, 2, 3 | sylancr 588 | . . . . . . 7 ⊢ (𝐵 ∈ HAtoms → (𝐴 ∨ℋ ((⊥‘𝐴) ∩ (𝐴 ∨ℋ 𝐵))) = (𝐴 ∨ℋ 𝐵)) |
| 5 | incom 4150 | . . . . . . . . . . 11 ⊢ ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = ((⊥‘𝐴) ∩ (𝐴 ∨ℋ 𝐵)) | |
| 6 | 5 | eqeq1i 2742 | . . . . . . . . . 10 ⊢ (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ ↔ ((⊥‘𝐴) ∩ (𝐴 ∨ℋ 𝐵)) = 0ℋ) |
| 7 | 6 | biimpi 216 | . . . . . . . . 9 ⊢ (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ → ((⊥‘𝐴) ∩ (𝐴 ∨ℋ 𝐵)) = 0ℋ) |
| 8 | 7 | oveq2d 7374 | . . . . . . . 8 ⊢ (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ → (𝐴 ∨ℋ ((⊥‘𝐴) ∩ (𝐴 ∨ℋ 𝐵))) = (𝐴 ∨ℋ 0ℋ)) |
| 9 | 1 | chj0i 31515 | . . . . . . . 8 ⊢ (𝐴 ∨ℋ 0ℋ) = 𝐴 |
| 10 | 8, 9 | eqtrdi 2788 | . . . . . . 7 ⊢ (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ → (𝐴 ∨ℋ ((⊥‘𝐴) ∩ (𝐴 ∨ℋ 𝐵))) = 𝐴) |
| 11 | 4, 10 | sylan9req 2793 | . . . . . 6 ⊢ ((𝐵 ∈ HAtoms ∧ ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ) → (𝐴 ∨ℋ 𝐵) = 𝐴) |
| 12 | 11 | ex 412 | . . . . 5 ⊢ (𝐵 ∈ HAtoms → (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ → (𝐴 ∨ℋ 𝐵) = 𝐴)) |
| 13 | chlejb2 31573 | . . . . . 6 ⊢ ((𝐵 ∈ Cℋ ∧ 𝐴 ∈ Cℋ ) → (𝐵 ⊆ 𝐴 ↔ (𝐴 ∨ℋ 𝐵) = 𝐴)) | |
| 14 | 2, 1, 13 | sylancl 587 | . . . . 5 ⊢ (𝐵 ∈ HAtoms → (𝐵 ⊆ 𝐴 ↔ (𝐴 ∨ℋ 𝐵) = 𝐴)) |
| 15 | 12, 14 | sylibrd 259 | . . . 4 ⊢ (𝐵 ∈ HAtoms → (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ → 𝐵 ⊆ 𝐴)) |
| 16 | 15 | con3d 152 | . . 3 ⊢ (𝐵 ∈ HAtoms → (¬ 𝐵 ⊆ 𝐴 → ¬ ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ)) |
| 17 | 1 | atomli 32442 | . . . . 5 ⊢ (𝐵 ∈ HAtoms → ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ (HAtoms ∪ {0ℋ})) |
| 18 | elun 4094 | . . . . . 6 ⊢ (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ (HAtoms ∪ {0ℋ}) ↔ (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ HAtoms ∨ ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ {0ℋ})) | |
| 19 | h0elch 31315 | . . . . . . . . 9 ⊢ 0ℋ ∈ Cℋ | |
| 20 | 19 | elexi 3453 | . . . . . . . 8 ⊢ 0ℋ ∈ V |
| 21 | 20 | elsn2 4610 | . . . . . . 7 ⊢ (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ {0ℋ} ↔ ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ) |
| 22 | 21 | orbi2i 913 | . . . . . 6 ⊢ ((((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ HAtoms ∨ ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ {0ℋ}) ↔ (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ HAtoms ∨ ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ)) |
| 23 | orcom 871 | . . . . . 6 ⊢ ((((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ HAtoms ∨ ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ) ↔ (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ ∨ ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ HAtoms)) | |
| 24 | 18, 22, 23 | 3bitri 297 | . . . . 5 ⊢ (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ (HAtoms ∪ {0ℋ}) ↔ (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ ∨ ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ HAtoms)) |
| 25 | 17, 24 | sylib 218 | . . . 4 ⊢ (𝐵 ∈ HAtoms → (((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ ∨ ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ HAtoms)) |
| 26 | 25 | ord 865 | . . 3 ⊢ (𝐵 ∈ HAtoms → (¬ ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) = 0ℋ → ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ HAtoms)) |
| 27 | 16, 26 | syld 47 | . 2 ⊢ (𝐵 ∈ HAtoms → (¬ 𝐵 ⊆ 𝐴 → ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ HAtoms)) |
| 28 | 27 | imp 406 | 1 ⊢ ((𝐵 ∈ HAtoms ∧ ¬ 𝐵 ⊆ 𝐴) → ((𝐴 ∨ℋ 𝐵) ∩ (⊥‘𝐴)) ∈ HAtoms) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ↔ wb 206 ∧ wa 395 ∨ wo 848 = wceq 1542 ∈ wcel 2114 ∪ cun 3888 ∩ cin 3889 ⊆ wss 3890 {csn 4568 ‘cfv 6490 (class class class)co 7358 Cℋ cch 30989 ⊥cort 30990 ∨ℋ chj 30993 0ℋc0h 30995 HAtomscat 31025 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pow 5300 ax-pr 5368 ax-un 7680 ax-inf2 9551 ax-cc 10346 ax-cnex 11083 ax-resscn 11084 ax-1cn 11085 ax-icn 11086 ax-addcl 11087 ax-addrcl 11088 ax-mulcl 11089 ax-mulrcl 11090 ax-mulcom 11091 ax-addass 11092 ax-mulass 11093 ax-distr 11094 ax-i2m1 11095 ax-1ne0 11096 ax-1rid 11097 ax-rnegex 11098 ax-rrecex 11099 ax-cnre 11100 ax-pre-lttri 11101 ax-pre-lttrn 11102 ax-pre-ltadd 11103 ax-pre-mulgt0 11104 ax-pre-sup 11105 ax-addf 11106 ax-mulf 11107 ax-hilex 31059 ax-hfvadd 31060 ax-hvcom 31061 ax-hvass 31062 ax-hv0cl 31063 ax-hvaddid 31064 ax-hfvmul 31065 ax-hvmulid 31066 ax-hvmulass 31067 ax-hvdistr1 31068 ax-hvdistr2 31069 ax-hvmul0 31070 ax-hfi 31139 ax-his1 31142 ax-his2 31143 ax-his3 31144 ax-his4 31145 ax-hcompl 31262 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-uni 4852 df-int 4891 df-iun 4936 df-iin 4937 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-se 5576 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-isom 6499 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-of 7622 df-om 7809 df-1st 7933 df-2nd 7934 df-supp 8102 df-frecs 8222 df-wrecs 8253 df-recs 8302 df-rdg 8340 df-1o 8396 df-2o 8397 df-oadd 8400 df-omul 8401 df-er 8634 df-map 8766 df-pm 8767 df-ixp 8837 df-en 8885 df-dom 8886 df-sdom 8887 df-fin 8888 df-fsupp 9266 df-fi 9315 df-sup 9346 df-inf 9347 df-oi 9416 df-card 9852 df-acn 9855 df-pnf 11169 df-mnf 11170 df-xr 11171 df-ltxr 11172 df-le 11173 df-sub 11367 df-neg 11368 df-div 11796 df-nn 12147 df-2 12209 df-3 12210 df-4 12211 df-5 12212 df-6 12213 df-7 12214 df-8 12215 df-9 12216 df-n0 12403 df-z 12490 df-dec 12609 df-uz 12753 df-q 12863 df-rp 12907 df-xneg 13027 df-xadd 13028 df-xmul 13029 df-ioo 13266 df-ico 13268 df-icc 13269 df-fz 13425 df-fzo 13572 df-fl 13713 df-seq 13926 df-exp 13986 df-hash 14255 df-cj 15023 df-re 15024 df-im 15025 df-sqrt 15159 df-abs 15160 df-clim 15412 df-rlim 15413 df-sum 15611 df-struct 17075 df-sets 17092 df-slot 17110 df-ndx 17122 df-base 17138 df-ress 17159 df-plusg 17191 df-mulr 17192 df-starv 17193 df-sca 17194 df-vsca 17195 df-ip 17196 df-tset 17197 df-ple 17198 df-ds 17200 df-unif 17201 df-hom 17202 df-cco 17203 df-rest 17343 df-topn 17344 df-0g 17362 df-gsum 17363 df-topgen 17364 df-pt 17365 df-prds 17368 df-xrs 17424 df-qtop 17429 df-imas 17430 df-xps 17432 df-mre 17506 df-mrc 17507 df-acs 17509 df-mgm 18566 df-sgrp 18645 df-mnd 18661 df-submnd 18710 df-mulg 19002 df-cntz 19250 df-cmn 19715 df-psmet 21303 df-xmet 21304 df-met 21305 df-bl 21306 df-mopn 21307 df-fbas 21308 df-fg 21309 df-cnfld 21312 df-top 22837 df-topon 22854 df-topsp 22876 df-bases 22889 df-cld 22962 df-ntr 22963 df-cls 22964 df-nei 23041 df-cn 23170 df-cnp 23171 df-lm 23172 df-haus 23258 df-tx 23505 df-hmeo 23698 df-fil 23789 df-fm 23881 df-flim 23882 df-flf 23883 df-xms 24263 df-ms 24264 df-tms 24265 df-cfil 25200 df-cau 25201 df-cmet 25202 df-grpo 30553 df-gid 30554 df-ginv 30555 df-gdiv 30556 df-ablo 30605 df-vc 30619 df-nv 30652 df-va 30655 df-ba 30656 df-sm 30657 df-0v 30658 df-vs 30659 df-nmcv 30660 df-ims 30661 df-dip 30761 df-ssp 30782 df-ph 30873 df-cbn 30923 df-hnorm 31028 df-hba 31029 df-hvsub 31031 df-hlim 31032 df-hcau 31033 df-sh 31267 df-ch 31281 df-oc 31312 df-ch0 31313 df-shs 31368 df-span 31369 df-chj 31370 df-chsup 31371 df-pjh 31455 df-cv 32339 df-at 32398 |
| This theorem is referenced by: atordi 32444 |
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