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Theorem dalawlem12 35690
Description: Lemma for dalaw 35694. Second part of dalawlem13 35691. (Contributed by NM, 17-Sep-2012.)
Hypotheses
Ref Expression
dalawlem.l = (le‘𝐾)
dalawlem.j = (join‘𝐾)
dalawlem.m = (meet‘𝐾)
dalawlem.a 𝐴 = (Atoms‘𝐾)
Assertion
Ref Expression
dalawlem12 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) (𝑆 𝑇)) (((𝑄 𝑅) (𝑇 𝑈)) ((𝑅 𝑃) (𝑈 𝑆))))

Proof of Theorem dalawlem12
StepHypRef Expression
1 eqid 2761 . . . 4 (Base‘𝐾) = (Base‘𝐾)
2 dalawlem.l . . . 4 = (le‘𝐾)
3 simp11 1246 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝐾 ∈ HL)
4 hllat 35172 . . . . 5 (𝐾 ∈ HL → 𝐾 ∈ Lat)
53, 4syl 17 . . . 4 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝐾 ∈ Lat)
6 simp21 1249 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑃𝐴)
7 simp22 1250 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑄𝐴)
8 dalawlem.j . . . . . . 7 = (join‘𝐾)
9 dalawlem.a . . . . . . 7 𝐴 = (Atoms‘𝐾)
101, 8, 9hlatjcl 35175 . . . . . 6 ((𝐾 ∈ HL ∧ 𝑃𝐴𝑄𝐴) → (𝑃 𝑄) ∈ (Base‘𝐾))
113, 6, 7, 10syl3anc 1477 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑃 𝑄) ∈ (Base‘𝐾))
12 simp31 1252 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑆𝐴)
13 simp32 1253 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑇𝐴)
141, 8, 9hlatjcl 35175 . . . . . 6 ((𝐾 ∈ HL ∧ 𝑆𝐴𝑇𝐴) → (𝑆 𝑇) ∈ (Base‘𝐾))
153, 12, 13, 14syl3anc 1477 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑆 𝑇) ∈ (Base‘𝐾))
16 dalawlem.m . . . . . 6 = (meet‘𝐾)
171, 16latmcl 17274 . . . . 5 ((𝐾 ∈ Lat ∧ (𝑃 𝑄) ∈ (Base‘𝐾) ∧ (𝑆 𝑇) ∈ (Base‘𝐾)) → ((𝑃 𝑄) (𝑆 𝑇)) ∈ (Base‘𝐾))
185, 11, 15, 17syl3anc 1477 . . . 4 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) (𝑆 𝑇)) ∈ (Base‘𝐾))
191, 9atbase 35098 . . . . . . . 8 (𝑆𝐴𝑆 ∈ (Base‘𝐾))
2012, 19syl 17 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑆 ∈ (Base‘𝐾))
211, 8latjcl 17273 . . . . . . 7 ((𝐾 ∈ Lat ∧ (𝑃 𝑄) ∈ (Base‘𝐾) ∧ 𝑆 ∈ (Base‘𝐾)) → ((𝑃 𝑄) 𝑆) ∈ (Base‘𝐾))
225, 11, 20, 21syl3anc 1477 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) 𝑆) ∈ (Base‘𝐾))
231, 9atbase 35098 . . . . . . 7 (𝑇𝐴𝑇 ∈ (Base‘𝐾))
2413, 23syl 17 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑇 ∈ (Base‘𝐾))
251, 16latmcl 17274 . . . . . 6 ((𝐾 ∈ Lat ∧ ((𝑃 𝑄) 𝑆) ∈ (Base‘𝐾) ∧ 𝑇 ∈ (Base‘𝐾)) → (((𝑃 𝑄) 𝑆) 𝑇) ∈ (Base‘𝐾))
265, 22, 24, 25syl3anc 1477 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (((𝑃 𝑄) 𝑆) 𝑇) ∈ (Base‘𝐾))
271, 8latjcl 17273 . . . . 5 ((𝐾 ∈ Lat ∧ (((𝑃 𝑄) 𝑆) 𝑇) ∈ (Base‘𝐾) ∧ 𝑆 ∈ (Base‘𝐾)) → ((((𝑃 𝑄) 𝑆) 𝑇) 𝑆) ∈ (Base‘𝐾))
285, 26, 20, 27syl3anc 1477 . . . 4 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((((𝑃 𝑄) 𝑆) 𝑇) 𝑆) ∈ (Base‘𝐾))
291, 9atbase 35098 . . . . . . 7 (𝑄𝐴𝑄 ∈ (Base‘𝐾))
307, 29syl 17 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑄 ∈ (Base‘𝐾))
31 simp33 1254 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑈𝐴)
321, 8, 9hlatjcl 35175 . . . . . . 7 ((𝐾 ∈ HL ∧ 𝑇𝐴𝑈𝐴) → (𝑇 𝑈) ∈ (Base‘𝐾))
333, 13, 31, 32syl3anc 1477 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑇 𝑈) ∈ (Base‘𝐾))
341, 16latmcl 17274 . . . . . 6 ((𝐾 ∈ Lat ∧ 𝑄 ∈ (Base‘𝐾) ∧ (𝑇 𝑈) ∈ (Base‘𝐾)) → (𝑄 (𝑇 𝑈)) ∈ (Base‘𝐾))
355, 30, 33, 34syl3anc 1477 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 (𝑇 𝑈)) ∈ (Base‘𝐾))
361, 8, 9hlatjcl 35175 . . . . . 6 ((𝐾 ∈ HL ∧ 𝑈𝐴𝑆𝐴) → (𝑈 𝑆) ∈ (Base‘𝐾))
373, 31, 12, 36syl3anc 1477 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑈 𝑆) ∈ (Base‘𝐾))
381, 8latjcl 17273 . . . . 5 ((𝐾 ∈ Lat ∧ (𝑄 (𝑇 𝑈)) ∈ (Base‘𝐾) ∧ (𝑈 𝑆) ∈ (Base‘𝐾)) → ((𝑄 (𝑇 𝑈)) (𝑈 𝑆)) ∈ (Base‘𝐾))
395, 35, 37, 38syl3anc 1477 . . . 4 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑄 (𝑇 𝑈)) (𝑈 𝑆)) ∈ (Base‘𝐾))
401, 2, 8latlej1 17282 . . . . . . 7 ((𝐾 ∈ Lat ∧ (𝑃 𝑄) ∈ (Base‘𝐾) ∧ 𝑆 ∈ (Base‘𝐾)) → (𝑃 𝑄) ((𝑃 𝑄) 𝑆))
415, 11, 20, 40syl3anc 1477 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑃 𝑄) ((𝑃 𝑄) 𝑆))
421, 8, 9hlatjcl 35175 . . . . . . . 8 ((𝐾 ∈ HL ∧ 𝑇𝐴𝑆𝐴) → (𝑇 𝑆) ∈ (Base‘𝐾))
433, 13, 12, 42syl3anc 1477 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑇 𝑆) ∈ (Base‘𝐾))
441, 2, 16latmlem1 17303 . . . . . . 7 ((𝐾 ∈ Lat ∧ ((𝑃 𝑄) ∈ (Base‘𝐾) ∧ ((𝑃 𝑄) 𝑆) ∈ (Base‘𝐾) ∧ (𝑇 𝑆) ∈ (Base‘𝐾))) → ((𝑃 𝑄) ((𝑃 𝑄) 𝑆) → ((𝑃 𝑄) (𝑇 𝑆)) (((𝑃 𝑄) 𝑆) (𝑇 𝑆))))
455, 11, 22, 43, 44syl13anc 1479 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) ((𝑃 𝑄) 𝑆) → ((𝑃 𝑄) (𝑇 𝑆)) (((𝑃 𝑄) 𝑆) (𝑇 𝑆))))
4641, 45mpd 15 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) (𝑇 𝑆)) (((𝑃 𝑄) 𝑆) (𝑇 𝑆)))
478, 9hlatjcom 35176 . . . . . . 7 ((𝐾 ∈ HL ∧ 𝑆𝐴𝑇𝐴) → (𝑆 𝑇) = (𝑇 𝑆))
483, 12, 13, 47syl3anc 1477 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑆 𝑇) = (𝑇 𝑆))
4948oveq2d 6831 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) (𝑆 𝑇)) = ((𝑃 𝑄) (𝑇 𝑆)))
501, 2, 8latlej2 17283 . . . . . . 7 ((𝐾 ∈ Lat ∧ (𝑃 𝑄) ∈ (Base‘𝐾) ∧ 𝑆 ∈ (Base‘𝐾)) → 𝑆 ((𝑃 𝑄) 𝑆))
515, 11, 20, 50syl3anc 1477 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑆 ((𝑃 𝑄) 𝑆))
521, 2, 8, 16, 9atmod2i2 35670 . . . . . 6 ((𝐾 ∈ HL ∧ (𝑇𝐴 ∧ ((𝑃 𝑄) 𝑆) ∈ (Base‘𝐾) ∧ 𝑆 ∈ (Base‘𝐾)) ∧ 𝑆 ((𝑃 𝑄) 𝑆)) → ((((𝑃 𝑄) 𝑆) 𝑇) 𝑆) = (((𝑃 𝑄) 𝑆) (𝑇 𝑆)))
533, 13, 22, 20, 51, 52syl131anc 1490 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((((𝑃 𝑄) 𝑆) 𝑇) 𝑆) = (((𝑃 𝑄) 𝑆) (𝑇 𝑆)))
5446, 49, 533brtr4d 4837 . . . 4 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) (𝑆 𝑇)) ((((𝑃 𝑄) 𝑆) 𝑇) 𝑆))
55 hlol 35170 . . . . . . . . . . 11 (𝐾 ∈ HL → 𝐾 ∈ OL)
563, 55syl 17 . . . . . . . . . 10 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝐾 ∈ OL)
571, 8, 9hlatjcl 35175 . . . . . . . . . . . 12 ((𝐾 ∈ HL ∧ 𝑃𝐴𝑆𝐴) → (𝑃 𝑆) ∈ (Base‘𝐾))
583, 6, 12, 57syl3anc 1477 . . . . . . . . . . 11 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑃 𝑆) ∈ (Base‘𝐾))
591, 8latjcl 17273 . . . . . . . . . . 11 ((𝐾 ∈ Lat ∧ 𝑄 ∈ (Base‘𝐾) ∧ (𝑃 𝑆) ∈ (Base‘𝐾)) → (𝑄 (𝑃 𝑆)) ∈ (Base‘𝐾))
605, 30, 58, 59syl3anc 1477 . . . . . . . . . 10 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 (𝑃 𝑆)) ∈ (Base‘𝐾))
611, 8, 9hlatjcl 35175 . . . . . . . . . . 11 ((𝐾 ∈ HL ∧ 𝑄𝐴𝑇𝐴) → (𝑄 𝑇) ∈ (Base‘𝐾))
623, 7, 13, 61syl3anc 1477 . . . . . . . . . 10 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 𝑇) ∈ (Base‘𝐾))
631, 16latmassOLD 35038 . . . . . . . . . 10 ((𝐾 ∈ OL ∧ ((𝑄 (𝑃 𝑆)) ∈ (Base‘𝐾) ∧ (𝑄 𝑇) ∈ (Base‘𝐾) ∧ 𝑇 ∈ (Base‘𝐾))) → (((𝑄 (𝑃 𝑆)) (𝑄 𝑇)) 𝑇) = ((𝑄 (𝑃 𝑆)) ((𝑄 𝑇) 𝑇)))
6456, 60, 62, 24, 63syl13anc 1479 . . . . . . . . 9 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (((𝑄 (𝑃 𝑆)) (𝑄 𝑇)) 𝑇) = ((𝑄 (𝑃 𝑆)) ((𝑄 𝑇) 𝑇)))
658, 9hlatjass 35178 . . . . . . . . . . . 12 ((𝐾 ∈ HL ∧ (𝑃𝐴𝑄𝐴𝑆𝐴)) → ((𝑃 𝑄) 𝑆) = (𝑃 (𝑄 𝑆)))
663, 6, 7, 12, 65syl13anc 1479 . . . . . . . . . . 11 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) 𝑆) = (𝑃 (𝑄 𝑆)))
678, 9hlatj12 35179 . . . . . . . . . . . 12 ((𝐾 ∈ HL ∧ (𝑃𝐴𝑄𝐴𝑆𝐴)) → (𝑃 (𝑄 𝑆)) = (𝑄 (𝑃 𝑆)))
683, 6, 7, 12, 67syl13anc 1479 . . . . . . . . . . 11 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑃 (𝑄 𝑆)) = (𝑄 (𝑃 𝑆)))
6966, 68eqtr2d 2796 . . . . . . . . . 10 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 (𝑃 𝑆)) = ((𝑃 𝑄) 𝑆))
702, 8, 9hlatlej2 35184 . . . . . . . . . . . 12 ((𝐾 ∈ HL ∧ 𝑄𝐴𝑇𝐴) → 𝑇 (𝑄 𝑇))
713, 7, 13, 70syl3anc 1477 . . . . . . . . . . 11 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑇 (𝑄 𝑇))
721, 2, 16latleeqm2 17302 . . . . . . . . . . . 12 ((𝐾 ∈ Lat ∧ 𝑇 ∈ (Base‘𝐾) ∧ (𝑄 𝑇) ∈ (Base‘𝐾)) → (𝑇 (𝑄 𝑇) ↔ ((𝑄 𝑇) 𝑇) = 𝑇))
735, 24, 62, 72syl3anc 1477 . . . . . . . . . . 11 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑇 (𝑄 𝑇) ↔ ((𝑄 𝑇) 𝑇) = 𝑇))
7471, 73mpbid 222 . . . . . . . . . 10 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑄 𝑇) 𝑇) = 𝑇)
7569, 74oveq12d 6833 . . . . . . . . 9 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑄 (𝑃 𝑆)) ((𝑄 𝑇) 𝑇)) = (((𝑃 𝑄) 𝑆) 𝑇))
7664, 75eqtr2d 2796 . . . . . . . 8 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (((𝑃 𝑄) 𝑆) 𝑇) = (((𝑄 (𝑃 𝑆)) (𝑄 𝑇)) 𝑇))
772, 8, 9hlatlej1 35183 . . . . . . . . . . . 12 ((𝐾 ∈ HL ∧ 𝑄𝐴𝑇𝐴) → 𝑄 (𝑄 𝑇))
783, 7, 13, 77syl3anc 1477 . . . . . . . . . . 11 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑄 (𝑄 𝑇))
791, 2, 8, 16, 9atmod1i1 35665 . . . . . . . . . . 11 ((𝐾 ∈ HL ∧ (𝑄𝐴 ∧ (𝑃 𝑆) ∈ (Base‘𝐾) ∧ (𝑄 𝑇) ∈ (Base‘𝐾)) ∧ 𝑄 (𝑄 𝑇)) → (𝑄 ((𝑃 𝑆) (𝑄 𝑇))) = ((𝑄 (𝑃 𝑆)) (𝑄 𝑇)))
803, 7, 58, 62, 78, 79syl131anc 1490 . . . . . . . . . 10 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 ((𝑃 𝑆) (𝑄 𝑇))) = ((𝑄 (𝑃 𝑆)) (𝑄 𝑇)))
812, 8, 9hlatlej2 35184 . . . . . . . . . . . 12 ((𝐾 ∈ HL ∧ 𝑈𝐴𝑄𝐴) → 𝑄 (𝑈 𝑄))
823, 31, 7, 81syl3anc 1477 . . . . . . . . . . 11 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑄 (𝑈 𝑄))
83 simp13 1248 . . . . . . . . . . . 12 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈))
84 simp12 1247 . . . . . . . . . . . . . 14 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑄 = 𝑅)
8584oveq1d 6830 . . . . . . . . . . . . 13 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 𝑈) = (𝑅 𝑈))
868, 9hlatjcom 35176 . . . . . . . . . . . . . 14 ((𝐾 ∈ HL ∧ 𝑄𝐴𝑈𝐴) → (𝑄 𝑈) = (𝑈 𝑄))
873, 7, 31, 86syl3anc 1477 . . . . . . . . . . . . 13 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 𝑈) = (𝑈 𝑄))
8885, 87eqtr3d 2797 . . . . . . . . . . . 12 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑅 𝑈) = (𝑈 𝑄))
8983, 88breqtrd 4831 . . . . . . . . . . 11 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑆) (𝑄 𝑇)) (𝑈 𝑄))
901, 16latmcl 17274 . . . . . . . . . . . . 13 ((𝐾 ∈ Lat ∧ (𝑃 𝑆) ∈ (Base‘𝐾) ∧ (𝑄 𝑇) ∈ (Base‘𝐾)) → ((𝑃 𝑆) (𝑄 𝑇)) ∈ (Base‘𝐾))
915, 58, 62, 90syl3anc 1477 . . . . . . . . . . . 12 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑆) (𝑄 𝑇)) ∈ (Base‘𝐾))
921, 8, 9hlatjcl 35175 . . . . . . . . . . . . 13 ((𝐾 ∈ HL ∧ 𝑈𝐴𝑄𝐴) → (𝑈 𝑄) ∈ (Base‘𝐾))
933, 31, 7, 92syl3anc 1477 . . . . . . . . . . . 12 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑈 𝑄) ∈ (Base‘𝐾))
941, 2, 8latjle12 17284 . . . . . . . . . . . 12 ((𝐾 ∈ Lat ∧ (𝑄 ∈ (Base‘𝐾) ∧ ((𝑃 𝑆) (𝑄 𝑇)) ∈ (Base‘𝐾) ∧ (𝑈 𝑄) ∈ (Base‘𝐾))) → ((𝑄 (𝑈 𝑄) ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑈 𝑄)) ↔ (𝑄 ((𝑃 𝑆) (𝑄 𝑇))) (𝑈 𝑄)))
955, 30, 91, 93, 94syl13anc 1479 . . . . . . . . . . 11 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑄 (𝑈 𝑄) ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑈 𝑄)) ↔ (𝑄 ((𝑃 𝑆) (𝑄 𝑇))) (𝑈 𝑄)))
9682, 89, 95mpbi2and 994 . . . . . . . . . 10 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 ((𝑃 𝑆) (𝑄 𝑇))) (𝑈 𝑄))
9780, 96eqbrtrrd 4829 . . . . . . . . 9 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑄 (𝑃 𝑆)) (𝑄 𝑇)) (𝑈 𝑄))
982, 8, 9hlatlej1 35183 . . . . . . . . . 10 ((𝐾 ∈ HL ∧ 𝑇𝐴𝑈𝐴) → 𝑇 (𝑇 𝑈))
993, 13, 31, 98syl3anc 1477 . . . . . . . . 9 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑇 (𝑇 𝑈))
1001, 16latmcl 17274 . . . . . . . . . . 11 ((𝐾 ∈ Lat ∧ (𝑄 (𝑃 𝑆)) ∈ (Base‘𝐾) ∧ (𝑄 𝑇) ∈ (Base‘𝐾)) → ((𝑄 (𝑃 𝑆)) (𝑄 𝑇)) ∈ (Base‘𝐾))
1015, 60, 62, 100syl3anc 1477 . . . . . . . . . 10 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑄 (𝑃 𝑆)) (𝑄 𝑇)) ∈ (Base‘𝐾))
1021, 2, 16latmlem12 17305 . . . . . . . . . 10 ((𝐾 ∈ Lat ∧ (((𝑄 (𝑃 𝑆)) (𝑄 𝑇)) ∈ (Base‘𝐾) ∧ (𝑈 𝑄) ∈ (Base‘𝐾)) ∧ (𝑇 ∈ (Base‘𝐾) ∧ (𝑇 𝑈) ∈ (Base‘𝐾))) → ((((𝑄 (𝑃 𝑆)) (𝑄 𝑇)) (𝑈 𝑄) ∧ 𝑇 (𝑇 𝑈)) → (((𝑄 (𝑃 𝑆)) (𝑄 𝑇)) 𝑇) ((𝑈 𝑄) (𝑇 𝑈))))
1035, 101, 93, 24, 33, 102syl122anc 1486 . . . . . . . . 9 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((((𝑄 (𝑃 𝑆)) (𝑄 𝑇)) (𝑈 𝑄) ∧ 𝑇 (𝑇 𝑈)) → (((𝑄 (𝑃 𝑆)) (𝑄 𝑇)) 𝑇) ((𝑈 𝑄) (𝑇 𝑈))))
10497, 99, 103mp2and 717 . . . . . . . 8 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (((𝑄 (𝑃 𝑆)) (𝑄 𝑇)) 𝑇) ((𝑈 𝑄) (𝑇 𝑈)))
10576, 104eqbrtrd 4827 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (((𝑃 𝑄) 𝑆) 𝑇) ((𝑈 𝑄) (𝑇 𝑈)))
1062, 8, 9hlatlej2 35184 . . . . . . . . . 10 ((𝐾 ∈ HL ∧ 𝑇𝐴𝑈𝐴) → 𝑈 (𝑇 𝑈))
1073, 13, 31, 106syl3anc 1477 . . . . . . . . 9 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑈 (𝑇 𝑈))
1081, 2, 8, 16, 9atmod1i1 35665 . . . . . . . . 9 ((𝐾 ∈ HL ∧ (𝑈𝐴𝑄 ∈ (Base‘𝐾) ∧ (𝑇 𝑈) ∈ (Base‘𝐾)) ∧ 𝑈 (𝑇 𝑈)) → (𝑈 (𝑄 (𝑇 𝑈))) = ((𝑈 𝑄) (𝑇 𝑈)))
1093, 31, 30, 33, 107, 108syl131anc 1490 . . . . . . . 8 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑈 (𝑄 (𝑇 𝑈))) = ((𝑈 𝑄) (𝑇 𝑈)))
1101, 9atbase 35098 . . . . . . . . . 10 (𝑈𝐴𝑈 ∈ (Base‘𝐾))
11131, 110syl 17 . . . . . . . . 9 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑈 ∈ (Base‘𝐾))
1121, 8latjcom 17281 . . . . . . . . 9 ((𝐾 ∈ Lat ∧ 𝑈 ∈ (Base‘𝐾) ∧ (𝑄 (𝑇 𝑈)) ∈ (Base‘𝐾)) → (𝑈 (𝑄 (𝑇 𝑈))) = ((𝑄 (𝑇 𝑈)) 𝑈))
1135, 111, 35, 112syl3anc 1477 . . . . . . . 8 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑈 (𝑄 (𝑇 𝑈))) = ((𝑄 (𝑇 𝑈)) 𝑈))
114109, 113eqtr3d 2797 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑈 𝑄) (𝑇 𝑈)) = ((𝑄 (𝑇 𝑈)) 𝑈))
115105, 114breqtrd 4831 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (((𝑃 𝑄) 𝑆) 𝑇) ((𝑄 (𝑇 𝑈)) 𝑈))
1161, 8latjcl 17273 . . . . . . . 8 ((𝐾 ∈ Lat ∧ (𝑄 (𝑇 𝑈)) ∈ (Base‘𝐾) ∧ 𝑈 ∈ (Base‘𝐾)) → ((𝑄 (𝑇 𝑈)) 𝑈) ∈ (Base‘𝐾))
1175, 35, 111, 116syl3anc 1477 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑄 (𝑇 𝑈)) 𝑈) ∈ (Base‘𝐾))
1181, 2, 8latjlej1 17287 . . . . . . 7 ((𝐾 ∈ Lat ∧ ((((𝑃 𝑄) 𝑆) 𝑇) ∈ (Base‘𝐾) ∧ ((𝑄 (𝑇 𝑈)) 𝑈) ∈ (Base‘𝐾) ∧ 𝑆 ∈ (Base‘𝐾))) → ((((𝑃 𝑄) 𝑆) 𝑇) ((𝑄 (𝑇 𝑈)) 𝑈) → ((((𝑃 𝑄) 𝑆) 𝑇) 𝑆) (((𝑄 (𝑇 𝑈)) 𝑈) 𝑆)))
1195, 26, 117, 20, 118syl13anc 1479 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((((𝑃 𝑄) 𝑆) 𝑇) ((𝑄 (𝑇 𝑈)) 𝑈) → ((((𝑃 𝑄) 𝑆) 𝑇) 𝑆) (((𝑄 (𝑇 𝑈)) 𝑈) 𝑆)))
120115, 119mpd 15 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((((𝑃 𝑄) 𝑆) 𝑇) 𝑆) (((𝑄 (𝑇 𝑈)) 𝑈) 𝑆))
1211, 8latjass 17317 . . . . . 6 ((𝐾 ∈ Lat ∧ ((𝑄 (𝑇 𝑈)) ∈ (Base‘𝐾) ∧ 𝑈 ∈ (Base‘𝐾) ∧ 𝑆 ∈ (Base‘𝐾))) → (((𝑄 (𝑇 𝑈)) 𝑈) 𝑆) = ((𝑄 (𝑇 𝑈)) (𝑈 𝑆)))
1225, 35, 111, 20, 121syl13anc 1479 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (((𝑄 (𝑇 𝑈)) 𝑈) 𝑆) = ((𝑄 (𝑇 𝑈)) (𝑈 𝑆)))
123120, 122breqtrd 4831 . . . 4 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((((𝑃 𝑄) 𝑆) 𝑇) 𝑆) ((𝑄 (𝑇 𝑈)) (𝑈 𝑆)))
1241, 2, 5, 18, 28, 39, 54, 123lattrd 17280 . . 3 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) (𝑆 𝑇)) ((𝑄 (𝑇 𝑈)) (𝑈 𝑆)))
1251, 2, 16latmle1 17298 . . . 4 ((𝐾 ∈ Lat ∧ (𝑃 𝑄) ∈ (Base‘𝐾) ∧ (𝑆 𝑇) ∈ (Base‘𝐾)) → ((𝑃 𝑄) (𝑆 𝑇)) (𝑃 𝑄))
1265, 11, 15, 125syl3anc 1477 . . 3 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) (𝑆 𝑇)) (𝑃 𝑄))
1271, 2, 16latlem12 17300 . . . 4 ((𝐾 ∈ Lat ∧ (((𝑃 𝑄) (𝑆 𝑇)) ∈ (Base‘𝐾) ∧ ((𝑄 (𝑇 𝑈)) (𝑈 𝑆)) ∈ (Base‘𝐾) ∧ (𝑃 𝑄) ∈ (Base‘𝐾))) → ((((𝑃 𝑄) (𝑆 𝑇)) ((𝑄 (𝑇 𝑈)) (𝑈 𝑆)) ∧ ((𝑃 𝑄) (𝑆 𝑇)) (𝑃 𝑄)) ↔ ((𝑃 𝑄) (𝑆 𝑇)) (((𝑄 (𝑇 𝑈)) (𝑈 𝑆)) (𝑃 𝑄))))
1285, 18, 39, 11, 127syl13anc 1479 . . 3 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((((𝑃 𝑄) (𝑆 𝑇)) ((𝑄 (𝑇 𝑈)) (𝑈 𝑆)) ∧ ((𝑃 𝑄) (𝑆 𝑇)) (𝑃 𝑄)) ↔ ((𝑃 𝑄) (𝑆 𝑇)) (((𝑄 (𝑇 𝑈)) (𝑈 𝑆)) (𝑃 𝑄))))
129124, 126, 128mpbi2and 994 . 2 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) (𝑆 𝑇)) (((𝑄 (𝑇 𝑈)) (𝑈 𝑆)) (𝑃 𝑄)))
1301, 9atbase 35098 . . . . . 6 (𝑃𝐴𝑃 ∈ (Base‘𝐾))
1316, 130syl 17 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑃 ∈ (Base‘𝐾))
1321, 2, 8, 16latmlej12 17313 . . . . 5 ((𝐾 ∈ Lat ∧ (𝑄 ∈ (Base‘𝐾) ∧ (𝑇 𝑈) ∈ (Base‘𝐾) ∧ 𝑃 ∈ (Base‘𝐾))) → (𝑄 (𝑇 𝑈)) (𝑃 𝑄))
1335, 30, 33, 131, 132syl13anc 1479 . . . 4 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 (𝑇 𝑈)) (𝑃 𝑄))
1341, 2, 8, 16, 9llnmod1i2 35668 . . . 4 (((𝐾 ∈ HL ∧ (𝑄 (𝑇 𝑈)) ∈ (Base‘𝐾) ∧ (𝑃 𝑄) ∈ (Base‘𝐾)) ∧ (𝑈𝐴𝑆𝐴) ∧ (𝑄 (𝑇 𝑈)) (𝑃 𝑄)) → ((𝑄 (𝑇 𝑈)) ((𝑈 𝑆) (𝑃 𝑄))) = (((𝑄 (𝑇 𝑈)) (𝑈 𝑆)) (𝑃 𝑄)))
1353, 35, 11, 31, 12, 133, 134syl321anc 1499 . . 3 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑄 (𝑇 𝑈)) ((𝑈 𝑆) (𝑃 𝑄))) = (((𝑄 (𝑇 𝑈)) (𝑈 𝑆)) (𝑃 𝑄)))
1368, 9hlatjidm 35177 . . . . . . 7 ((𝐾 ∈ HL ∧ 𝑄𝐴) → (𝑄 𝑄) = 𝑄)
1373, 7, 136syl2anc 696 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 𝑄) = 𝑄)
13884oveq2d 6831 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 𝑄) = (𝑄 𝑅))
139137, 138eqtr3d 2797 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → 𝑄 = (𝑄 𝑅))
140139oveq1d 6830 . . . 4 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 (𝑇 𝑈)) = ((𝑄 𝑅) (𝑇 𝑈)))
1411, 16latmcom 17297 . . . . . 6 ((𝐾 ∈ Lat ∧ (𝑈 𝑆) ∈ (Base‘𝐾) ∧ (𝑃 𝑄) ∈ (Base‘𝐾)) → ((𝑈 𝑆) (𝑃 𝑄)) = ((𝑃 𝑄) (𝑈 𝑆)))
1425, 37, 11, 141syl3anc 1477 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑈 𝑆) (𝑃 𝑄)) = ((𝑃 𝑄) (𝑈 𝑆)))
1438, 9hlatjcom 35176 . . . . . . . 8 ((𝐾 ∈ HL ∧ 𝑃𝐴𝑄𝐴) → (𝑃 𝑄) = (𝑄 𝑃))
1443, 6, 7, 143syl3anc 1477 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑃 𝑄) = (𝑄 𝑃))
14584oveq1d 6830 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑄 𝑃) = (𝑅 𝑃))
146144, 145eqtrd 2795 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (𝑃 𝑄) = (𝑅 𝑃))
147146oveq1d 6830 . . . . 5 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) (𝑈 𝑆)) = ((𝑅 𝑃) (𝑈 𝑆)))
148142, 147eqtrd 2795 . . . 4 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑈 𝑆) (𝑃 𝑄)) = ((𝑅 𝑃) (𝑈 𝑆)))
149140, 148oveq12d 6833 . . 3 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑄 (𝑇 𝑈)) ((𝑈 𝑆) (𝑃 𝑄))) = (((𝑄 𝑅) (𝑇 𝑈)) ((𝑅 𝑃) (𝑈 𝑆))))
150135, 149eqtr3d 2797 . 2 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → (((𝑄 (𝑇 𝑈)) (𝑈 𝑆)) (𝑃 𝑄)) = (((𝑄 𝑅) (𝑇 𝑈)) ((𝑅 𝑃) (𝑈 𝑆))))
151129, 150breqtrd 4831 1 (((𝐾 ∈ HL ∧ 𝑄 = 𝑅 ∧ ((𝑃 𝑆) (𝑄 𝑇)) (𝑅 𝑈)) ∧ (𝑃𝐴𝑄𝐴𝑅𝐴) ∧ (𝑆𝐴𝑇𝐴𝑈𝐴)) → ((𝑃 𝑄) (𝑆 𝑇)) (((𝑄 𝑅) (𝑇 𝑈)) ((𝑅 𝑃) (𝑈 𝑆))))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 196  wa 383  w3a 1072   = wceq 1632  wcel 2140   class class class wbr 4805  cfv 6050  (class class class)co 6815  Basecbs 16080  lecple 16171  joincjn 17166  meetcmee 17167  Latclat 17267  OLcol 34983  Atomscatm 35072  HLchlt 35159
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1871  ax-4 1886  ax-5 1989  ax-6 2055  ax-7 2091  ax-8 2142  ax-9 2149  ax-10 2169  ax-11 2184  ax-12 2197  ax-13 2392  ax-ext 2741  ax-rep 4924  ax-sep 4934  ax-nul 4942  ax-pow 4993  ax-pr 5056  ax-un 7116
This theorem depends on definitions:  df-bi 197  df-or 384  df-an 385  df-3an 1074  df-tru 1635  df-ex 1854  df-nf 1859  df-sb 2048  df-eu 2612  df-mo 2613  df-clab 2748  df-cleq 2754  df-clel 2757  df-nfc 2892  df-ne 2934  df-ral 3056  df-rex 3057  df-reu 3058  df-rab 3060  df-v 3343  df-sbc 3578  df-csb 3676  df-dif 3719  df-un 3721  df-in 3723  df-ss 3730  df-nul 4060  df-if 4232  df-pw 4305  df-sn 4323  df-pr 4325  df-op 4329  df-uni 4590  df-iun 4675  df-iin 4676  df-br 4806  df-opab 4866  df-mpt 4883  df-id 5175  df-xp 5273  df-rel 5274  df-cnv 5275  df-co 5276  df-dm 5277  df-rn 5278  df-res 5279  df-ima 5280  df-iota 6013  df-fun 6052  df-fn 6053  df-f 6054  df-f1 6055  df-fo 6056  df-f1o 6057  df-fv 6058  df-riota 6776  df-ov 6818  df-oprab 6819  df-mpt2 6820  df-1st 7335  df-2nd 7336  df-preset 17150  df-poset 17168  df-plt 17180  df-lub 17196  df-glb 17197  df-join 17198  df-meet 17199  df-p0 17261  df-lat 17268  df-clat 17330  df-oposet 34985  df-ol 34987  df-oml 34988  df-covers 35075  df-ats 35076  df-atl 35107  df-cvlat 35131  df-hlat 35160  df-psubsp 35311  df-pmap 35312  df-padd 35604
This theorem is referenced by:  dalawlem13  35691
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