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Theorem cmtbr4N 39237
Description: Alternate definition for the commutes relation. (cmbr4i 31630 analog.) (Contributed by NM, 10-Nov-2011.) (New usage is discouraged.)
Hypotheses
Ref Expression
cmtbr4.b 𝐵 = (Base‘𝐾)
cmtbr4.l = (le‘𝐾)
cmtbr4.j = (join‘𝐾)
cmtbr4.m = (meet‘𝐾)
cmtbr4.o = (oc‘𝐾)
cmtbr4.c 𝐶 = (cm‘𝐾)
Assertion
Ref Expression
cmtbr4N ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → (𝑋𝐶𝑌 ↔ (𝑋 (( 𝑋) 𝑌)) 𝑌))

Proof of Theorem cmtbr4N
StepHypRef Expression
1 cmtbr4.b . . 3 𝐵 = (Base‘𝐾)
2 cmtbr4.j . . 3 = (join‘𝐾)
3 cmtbr4.m . . 3 = (meet‘𝐾)
4 cmtbr4.o . . 3 = (oc‘𝐾)
5 cmtbr4.c . . 3 𝐶 = (cm‘𝐾)
61, 2, 3, 4, 5cmtbr3N 39236 . 2 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → (𝑋𝐶𝑌 ↔ (𝑋 (( 𝑋) 𝑌)) = (𝑋 𝑌)))
7 omllat 39224 . . . . 5 (𝐾 ∈ OML → 𝐾 ∈ Lat)
8 cmtbr4.l . . . . . 6 = (le‘𝐾)
91, 8, 3latmle2 18523 . . . . 5 ((𝐾 ∈ Lat ∧ 𝑋𝐵𝑌𝐵) → (𝑋 𝑌) 𝑌)
107, 9syl3an1 1162 . . . 4 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → (𝑋 𝑌) 𝑌)
11 breq1 5151 . . . 4 ((𝑋 (( 𝑋) 𝑌)) = (𝑋 𝑌) → ((𝑋 (( 𝑋) 𝑌)) 𝑌 ↔ (𝑋 𝑌) 𝑌))
1210, 11syl5ibrcom 247 . . 3 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → ((𝑋 (( 𝑋) 𝑌)) = (𝑋 𝑌) → (𝑋 (( 𝑋) 𝑌)) 𝑌))
1373ad2ant1 1132 . . . . . . . . 9 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → 𝐾 ∈ Lat)
14 simp2 1136 . . . . . . . . 9 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → 𝑋𝐵)
15 omlop 39223 . . . . . . . . . . . 12 (𝐾 ∈ OML → 𝐾 ∈ OP)
16153ad2ant1 1132 . . . . . . . . . . 11 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → 𝐾 ∈ OP)
171, 4opoccl 39176 . . . . . . . . . . 11 ((𝐾 ∈ OP ∧ 𝑋𝐵) → ( 𝑋) ∈ 𝐵)
1816, 14, 17syl2anc 584 . . . . . . . . . 10 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → ( 𝑋) ∈ 𝐵)
19 simp3 1137 . . . . . . . . . 10 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → 𝑌𝐵)
201, 2latjcl 18497 . . . . . . . . . 10 ((𝐾 ∈ Lat ∧ ( 𝑋) ∈ 𝐵𝑌𝐵) → (( 𝑋) 𝑌) ∈ 𝐵)
2113, 18, 19, 20syl3anc 1370 . . . . . . . . 9 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → (( 𝑋) 𝑌) ∈ 𝐵)
221, 8, 3latmle1 18522 . . . . . . . . 9 ((𝐾 ∈ Lat ∧ 𝑋𝐵 ∧ (( 𝑋) 𝑌) ∈ 𝐵) → (𝑋 (( 𝑋) 𝑌)) 𝑋)
2313, 14, 21, 22syl3anc 1370 . . . . . . . 8 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → (𝑋 (( 𝑋) 𝑌)) 𝑋)
2423anim1i 615 . . . . . . 7 (((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) ∧ (𝑋 (( 𝑋) 𝑌)) 𝑌) → ((𝑋 (( 𝑋) 𝑌)) 𝑋 ∧ (𝑋 (( 𝑋) 𝑌)) 𝑌))
2524ex 412 . . . . . 6 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → ((𝑋 (( 𝑋) 𝑌)) 𝑌 → ((𝑋 (( 𝑋) 𝑌)) 𝑋 ∧ (𝑋 (( 𝑋) 𝑌)) 𝑌)))
261, 3latmcl 18498 . . . . . . . 8 ((𝐾 ∈ Lat ∧ 𝑋𝐵 ∧ (( 𝑋) 𝑌) ∈ 𝐵) → (𝑋 (( 𝑋) 𝑌)) ∈ 𝐵)
2713, 14, 21, 26syl3anc 1370 . . . . . . 7 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → (𝑋 (( 𝑋) 𝑌)) ∈ 𝐵)
281, 8, 3latlem12 18524 . . . . . . 7 ((𝐾 ∈ Lat ∧ ((𝑋 (( 𝑋) 𝑌)) ∈ 𝐵𝑋𝐵𝑌𝐵)) → (((𝑋 (( 𝑋) 𝑌)) 𝑋 ∧ (𝑋 (( 𝑋) 𝑌)) 𝑌) ↔ (𝑋 (( 𝑋) 𝑌)) (𝑋 𝑌)))
2913, 27, 14, 19, 28syl13anc 1371 . . . . . 6 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → (((𝑋 (( 𝑋) 𝑌)) 𝑋 ∧ (𝑋 (( 𝑋) 𝑌)) 𝑌) ↔ (𝑋 (( 𝑋) 𝑌)) (𝑋 𝑌)))
3025, 29sylibd 239 . . . . 5 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → ((𝑋 (( 𝑋) 𝑌)) 𝑌 → (𝑋 (( 𝑋) 𝑌)) (𝑋 𝑌)))
311, 8, 2latlej2 18507 . . . . . . 7 ((𝐾 ∈ Lat ∧ ( 𝑋) ∈ 𝐵𝑌𝐵) → 𝑌 (( 𝑋) 𝑌))
3213, 18, 19, 31syl3anc 1370 . . . . . 6 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → 𝑌 (( 𝑋) 𝑌))
331, 8, 3latmlem2 18528 . . . . . . 7 ((𝐾 ∈ Lat ∧ (𝑌𝐵 ∧ (( 𝑋) 𝑌) ∈ 𝐵𝑋𝐵)) → (𝑌 (( 𝑋) 𝑌) → (𝑋 𝑌) (𝑋 (( 𝑋) 𝑌))))
3413, 19, 21, 14, 33syl13anc 1371 . . . . . 6 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → (𝑌 (( 𝑋) 𝑌) → (𝑋 𝑌) (𝑋 (( 𝑋) 𝑌))))
3532, 34mpd 15 . . . . 5 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → (𝑋 𝑌) (𝑋 (( 𝑋) 𝑌)))
3630, 35jctird 526 . . . 4 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → ((𝑋 (( 𝑋) 𝑌)) 𝑌 → ((𝑋 (( 𝑋) 𝑌)) (𝑋 𝑌) ∧ (𝑋 𝑌) (𝑋 (( 𝑋) 𝑌)))))
371, 3latmcl 18498 . . . . . 6 ((𝐾 ∈ Lat ∧ 𝑋𝐵𝑌𝐵) → (𝑋 𝑌) ∈ 𝐵)
387, 37syl3an1 1162 . . . . 5 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → (𝑋 𝑌) ∈ 𝐵)
391, 8latasymb 18500 . . . . 5 ((𝐾 ∈ Lat ∧ (𝑋 (( 𝑋) 𝑌)) ∈ 𝐵 ∧ (𝑋 𝑌) ∈ 𝐵) → (((𝑋 (( 𝑋) 𝑌)) (𝑋 𝑌) ∧ (𝑋 𝑌) (𝑋 (( 𝑋) 𝑌))) ↔ (𝑋 (( 𝑋) 𝑌)) = (𝑋 𝑌)))
4013, 27, 38, 39syl3anc 1370 . . . 4 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → (((𝑋 (( 𝑋) 𝑌)) (𝑋 𝑌) ∧ (𝑋 𝑌) (𝑋 (( 𝑋) 𝑌))) ↔ (𝑋 (( 𝑋) 𝑌)) = (𝑋 𝑌)))
4136, 40sylibd 239 . . 3 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → ((𝑋 (( 𝑋) 𝑌)) 𝑌 → (𝑋 (( 𝑋) 𝑌)) = (𝑋 𝑌)))
4212, 41impbid 212 . 2 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → ((𝑋 (( 𝑋) 𝑌)) = (𝑋 𝑌) ↔ (𝑋 (( 𝑋) 𝑌)) 𝑌))
436, 42bitrd 279 1 ((𝐾 ∈ OML ∧ 𝑋𝐵𝑌𝐵) → (𝑋𝐶𝑌 ↔ (𝑋 (( 𝑋) 𝑌)) 𝑌))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 206  wa 395  w3a 1086   = wceq 1537  wcel 2106   class class class wbr 5148  cfv 6563  (class class class)co 7431  Basecbs 17245  lecple 17305  occoc 17306  joincjn 18369  meetcmee 18370  Latclat 18489  OPcops 39154  cmccmtN 39155  OMLcoml 39157
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1792  ax-4 1806  ax-5 1908  ax-6 1965  ax-7 2005  ax-8 2108  ax-9 2116  ax-10 2139  ax-11 2155  ax-12 2175  ax-ext 2706  ax-rep 5285  ax-sep 5302  ax-nul 5312  ax-pow 5371  ax-pr 5438  ax-un 7754
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1540  df-fal 1550  df-ex 1777  df-nf 1781  df-sb 2063  df-mo 2538  df-eu 2567  df-clab 2713  df-cleq 2727  df-clel 2814  df-nfc 2890  df-ne 2939  df-ral 3060  df-rex 3069  df-rmo 3378  df-reu 3379  df-rab 3434  df-v 3480  df-sbc 3792  df-csb 3909  df-dif 3966  df-un 3968  df-in 3970  df-ss 3980  df-nul 4340  df-if 4532  df-pw 4607  df-sn 4632  df-pr 4634  df-op 4638  df-uni 4913  df-iun 4998  df-br 5149  df-opab 5211  df-mpt 5232  df-id 5583  df-xp 5695  df-rel 5696  df-cnv 5697  df-co 5698  df-dm 5699  df-rn 5700  df-res 5701  df-ima 5702  df-iota 6516  df-fun 6565  df-fn 6566  df-f 6567  df-f1 6568  df-fo 6569  df-f1o 6570  df-fv 6571  df-riota 7388  df-ov 7434  df-oprab 7435  df-proset 18352  df-poset 18371  df-lub 18404  df-glb 18405  df-join 18406  df-meet 18407  df-lat 18490  df-oposet 39158  df-cmtN 39159  df-ol 39160  df-oml 39161
This theorem is referenced by:  lecmtN  39238
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