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Description: Part of proof of Lemma E in Crawley p. 113, 3rd paragraph, 4th line on p. 115. F , N , O represent f(z), f_z(s), f_z(t) respectively. When t \/ v = p \/ q, f_z(s) <_ f_z(t) \/ v. (Contributed by NM, 6-Dec-2012) (New usage is discouraged.)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | cdleme22.l | |- .<_ = ( le ` K ) |
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| cdleme22.j | |- .\/ = ( join ` K ) |
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| cdleme22.m | |- ./\ = ( meet ` K ) |
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| cdleme22.a | |- A = ( Atoms ` K ) |
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| cdleme22.h | |- H = ( LHyp ` K ) |
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| cdleme22eALT.u | |- U = ( ( P .\/ Q ) ./\ W ) |
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| cdleme22eALT.f | |- F = ( ( y .\/ U ) ./\ ( Q .\/ ( ( P .\/ y ) ./\ W ) ) ) |
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| cdleme22eALT.g | |- G = ( ( z .\/ U ) ./\ ( Q .\/ ( ( P .\/ z ) ./\ W ) ) ) |
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| cdleme22eALT.n | |- N = ( ( P .\/ Q ) ./\ ( F .\/ ( ( S .\/ y ) ./\ W ) ) ) |
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| cdleme22eALT.o | |- O = ( ( P .\/ Q ) ./\ ( G .\/ ( ( T .\/ z ) ./\ W ) ) ) |
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| Assertion | cdleme22eALTN | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> N .<_ ( O .\/ V ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cdleme22.l | |- .<_ = ( le ` K ) |
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| 2 | cdleme22.j | |- .\/ = ( join ` K ) |
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| 3 | cdleme22.m | |- ./\ = ( meet ` K ) |
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| 4 | cdleme22.a | |- A = ( Atoms ` K ) |
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| 5 | cdleme22.h | |- H = ( LHyp ` K ) |
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| 6 | cdleme22eALT.u | |- U = ( ( P .\/ Q ) ./\ W ) |
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| 7 | cdleme22eALT.f | |- F = ( ( y .\/ U ) ./\ ( Q .\/ ( ( P .\/ y ) ./\ W ) ) ) |
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| 8 | cdleme22eALT.g | |- G = ( ( z .\/ U ) ./\ ( Q .\/ ( ( P .\/ z ) ./\ W ) ) ) |
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| 9 | cdleme22eALT.n | |- N = ( ( P .\/ Q ) ./\ ( F .\/ ( ( S .\/ y ) ./\ W ) ) ) |
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| 10 | cdleme22eALT.o | |- O = ( ( P .\/ Q ) ./\ ( G .\/ ( ( T .\/ z ) ./\ W ) ) ) |
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| 11 | simp11 | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> K e. HL ) |
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| 12 | 11 | hllatd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> K e. Lat ) |
| 13 | simp21l | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> P e. A ) |
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| 14 | simp22l | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> Q e. A ) |
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| 15 | eqid | |- ( Base ` K ) = ( Base ` K ) |
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| 16 | 15 2 4 | hlatjcl | |- ( ( K e. HL /\ P e. A /\ Q e. A ) -> ( P .\/ Q ) e. ( Base ` K ) ) |
| 17 | 11 13 14 16 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( P .\/ Q ) e. ( Base ` K ) ) |
| 18 | simp12 | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> W e. H ) |
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| 19 | simp3ll | |- ( ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) -> y e. A ) |
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| 20 | 19 | 3ad2ant3 | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> y e. A ) |
| 21 | 1 2 3 4 5 6 7 15 | cdleme1b | |- ( ( ( K e. HL /\ W e. H ) /\ ( P e. A /\ Q e. A /\ y e. A ) ) -> F e. ( Base ` K ) ) |
| 22 | 11 18 13 14 20 21 | syl23anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> F e. ( Base ` K ) ) |
| 23 | simp31 | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> S e. A ) |
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| 24 | 15 2 4 | hlatjcl | |- ( ( K e. HL /\ S e. A /\ y e. A ) -> ( S .\/ y ) e. ( Base ` K ) ) |
| 25 | 11 23 20 24 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( S .\/ y ) e. ( Base ` K ) ) |
| 26 | 15 5 | lhpbase | |- ( W e. H -> W e. ( Base ` K ) ) |
| 27 | 18 26 | syl | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> W e. ( Base ` K ) ) |
| 28 | 15 3 | latmcl | |- ( ( K e. Lat /\ ( S .\/ y ) e. ( Base ` K ) /\ W e. ( Base ` K ) ) -> ( ( S .\/ y ) ./\ W ) e. ( Base ` K ) ) |
| 29 | 12 25 27 28 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( S .\/ y ) ./\ W ) e. ( Base ` K ) ) |
| 30 | 15 2 | latjcl | |- ( ( K e. Lat /\ F e. ( Base ` K ) /\ ( ( S .\/ y ) ./\ W ) e. ( Base ` K ) ) -> ( F .\/ ( ( S .\/ y ) ./\ W ) ) e. ( Base ` K ) ) |
| 31 | 12 22 29 30 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( F .\/ ( ( S .\/ y ) ./\ W ) ) e. ( Base ` K ) ) |
| 32 | 15 1 3 | latmle1 | |- ( ( K e. Lat /\ ( P .\/ Q ) e. ( Base ` K ) /\ ( F .\/ ( ( S .\/ y ) ./\ W ) ) e. ( Base ` K ) ) -> ( ( P .\/ Q ) ./\ ( F .\/ ( ( S .\/ y ) ./\ W ) ) ) .<_ ( P .\/ Q ) ) |
| 33 | 12 17 31 32 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ Q ) ./\ ( F .\/ ( ( S .\/ y ) ./\ W ) ) ) .<_ ( P .\/ Q ) ) |
| 34 | 9 33 | eqbrtrid | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> N .<_ ( P .\/ Q ) ) |
| 35 | simp21 | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( P e. A /\ -. P .<_ W ) ) |
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| 36 | simp13 | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> T e. A ) |
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| 37 | simp321 | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> V e. A ) |
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| 38 | simp322 | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> V .<_ W ) |
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| 39 | 37 38 | jca | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( V e. A /\ V .<_ W ) ) |
| 40 | simp23 | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> P =/= Q ) |
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| 41 | simp323 | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( T .\/ V ) = ( P .\/ Q ) ) |
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| 42 | 1 2 3 4 5 6 | cdleme22a | |- ( ( ( K e. HL /\ W e. H ) /\ ( ( P e. A /\ -. P .<_ W ) /\ Q e. A /\ T e. A ) /\ ( ( V e. A /\ V .<_ W ) /\ P =/= Q /\ ( T .\/ V ) = ( P .\/ Q ) ) ) -> V = U ) |
| 43 | 11 18 35 14 36 39 40 41 42 | syl233anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> V = U ) |
| 44 | 43 | oveq2d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( O .\/ V ) = ( O .\/ U ) ) |
| 45 | 10 | oveq1i | |- ( O .\/ U ) = ( ( ( P .\/ Q ) ./\ ( G .\/ ( ( T .\/ z ) ./\ W ) ) ) .\/ U ) |
| 46 | simp21r | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> -. P .<_ W ) |
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| 47 | 1 2 3 4 5 6 | cdleme0a | |- ( ( ( K e. HL /\ W e. H ) /\ ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ P =/= Q ) ) -> U e. A ) |
| 48 | 11 18 13 46 14 40 47 | syl222anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> U e. A ) |
| 49 | simp3rl | |- ( ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) -> z e. A ) |
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| 50 | 49 | 3ad2ant3 | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> z e. A ) |
| 51 | 1 2 3 4 5 6 8 15 | cdleme1b | |- ( ( ( K e. HL /\ W e. H ) /\ ( P e. A /\ Q e. A /\ z e. A ) ) -> G e. ( Base ` K ) ) |
| 52 | 11 18 13 14 50 51 | syl23anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> G e. ( Base ` K ) ) |
| 53 | 15 2 4 | hlatjcl | |- ( ( K e. HL /\ T e. A /\ z e. A ) -> ( T .\/ z ) e. ( Base ` K ) ) |
| 54 | 11 36 50 53 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( T .\/ z ) e. ( Base ` K ) ) |
| 55 | 15 3 | latmcl | |- ( ( K e. Lat /\ ( T .\/ z ) e. ( Base ` K ) /\ W e. ( Base ` K ) ) -> ( ( T .\/ z ) ./\ W ) e. ( Base ` K ) ) |
| 56 | 12 54 27 55 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( T .\/ z ) ./\ W ) e. ( Base ` K ) ) |
| 57 | 15 2 | latjcl | |- ( ( K e. Lat /\ G e. ( Base ` K ) /\ ( ( T .\/ z ) ./\ W ) e. ( Base ` K ) ) -> ( G .\/ ( ( T .\/ z ) ./\ W ) ) e. ( Base ` K ) ) |
| 58 | 12 52 56 57 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( G .\/ ( ( T .\/ z ) ./\ W ) ) e. ( Base ` K ) ) |
| 59 | 1 2 3 4 5 6 | cdlemeulpq | |- ( ( ( K e. HL /\ W e. H ) /\ ( P e. A /\ Q e. A ) ) -> U .<_ ( P .\/ Q ) ) |
| 60 | 11 18 13 14 59 | syl22anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> U .<_ ( P .\/ Q ) ) |
| 61 | 15 1 2 3 4 | atmod2i1 | |- ( ( K e. HL /\ ( U e. A /\ ( P .\/ Q ) e. ( Base ` K ) /\ ( G .\/ ( ( T .\/ z ) ./\ W ) ) e. ( Base ` K ) ) /\ U .<_ ( P .\/ Q ) ) -> ( ( ( P .\/ Q ) ./\ ( G .\/ ( ( T .\/ z ) ./\ W ) ) ) .\/ U ) = ( ( P .\/ Q ) ./\ ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) ) |
| 62 | 11 48 17 58 60 61 | syl131anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( ( P .\/ Q ) ./\ ( G .\/ ( ( T .\/ z ) ./\ W ) ) ) .\/ U ) = ( ( P .\/ Q ) ./\ ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) ) |
| 63 | 45 62 | eqtr2id | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ Q ) ./\ ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) = ( O .\/ U ) ) |
| 64 | 43 | oveq2d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( T .\/ V ) = ( T .\/ U ) ) |
| 65 | 41 64 | eqtr3d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( P .\/ Q ) = ( T .\/ U ) ) |
| 66 | 15 2 4 | hlatjcl | |- ( ( K e. HL /\ T e. A /\ U e. A ) -> ( T .\/ U ) e. ( Base ` K ) ) |
| 67 | 11 36 48 66 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( T .\/ U ) e. ( Base ` K ) ) |
| 68 | 15 4 | atbase | |- ( z e. A -> z e. ( Base ` K ) ) |
| 69 | 50 68 | syl | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> z e. ( Base ` K ) ) |
| 70 | 15 1 2 | latlej1 | |- ( ( K e. Lat /\ ( T .\/ U ) e. ( Base ` K ) /\ z e. ( Base ` K ) ) -> ( T .\/ U ) .<_ ( ( T .\/ U ) .\/ z ) ) |
| 71 | 12 67 69 70 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( T .\/ U ) .<_ ( ( T .\/ U ) .\/ z ) ) |
| 72 | 2 4 | hlatj32 | |- ( ( K e. HL /\ ( T e. A /\ U e. A /\ z e. A ) ) -> ( ( T .\/ U ) .\/ z ) = ( ( T .\/ z ) .\/ U ) ) |
| 73 | 11 36 48 50 72 | syl13anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( T .\/ U ) .\/ z ) = ( ( T .\/ z ) .\/ U ) ) |
| 74 | 15 4 | atbase | |- ( U e. A -> U e. ( Base ` K ) ) |
| 75 | 48 74 | syl | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> U e. ( Base ` K ) ) |
| 76 | 15 2 | latj32 | |- ( ( K e. Lat /\ ( z e. ( Base ` K ) /\ U e. ( Base ` K ) /\ ( ( T .\/ z ) ./\ W ) e. ( Base ` K ) ) ) -> ( ( z .\/ U ) .\/ ( ( T .\/ z ) ./\ W ) ) = ( ( z .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) |
| 77 | 12 69 75 56 76 | syl13anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( z .\/ U ) .\/ ( ( T .\/ z ) ./\ W ) ) = ( ( z .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) |
| 78 | 15 2 | latj32 | |- ( ( K e. Lat /\ ( G e. ( Base ` K ) /\ ( ( T .\/ z ) ./\ W ) e. ( Base ` K ) /\ U e. ( Base ` K ) ) ) -> ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) = ( ( G .\/ U ) .\/ ( ( T .\/ z ) ./\ W ) ) ) |
| 79 | 12 52 56 75 78 | syl13anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) = ( ( G .\/ U ) .\/ ( ( T .\/ z ) ./\ W ) ) ) |
| 80 | 15 2 4 | hlatjcl | |- ( ( K e. HL /\ P e. A /\ z e. A ) -> ( P .\/ z ) e. ( Base ` K ) ) |
| 81 | 11 13 50 80 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( P .\/ z ) e. ( Base ` K ) ) |
| 82 | 1 2 4 | hlatlej1 | |- ( ( K e. HL /\ P e. A /\ z e. A ) -> P .<_ ( P .\/ z ) ) |
| 83 | 11 13 50 82 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> P .<_ ( P .\/ z ) ) |
| 84 | 15 1 2 3 4 | atmod3i1 | |- ( ( K e. HL /\ ( P e. A /\ ( P .\/ z ) e. ( Base ` K ) /\ W e. ( Base ` K ) ) /\ P .<_ ( P .\/ z ) ) -> ( P .\/ ( ( P .\/ z ) ./\ W ) ) = ( ( P .\/ z ) ./\ ( P .\/ W ) ) ) |
| 85 | 11 13 81 27 83 84 | syl131anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( P .\/ ( ( P .\/ z ) ./\ W ) ) = ( ( P .\/ z ) ./\ ( P .\/ W ) ) ) |
| 86 | eqid | |- ( 1. ` K ) = ( 1. ` K ) |
|
| 87 | 1 2 86 4 5 | lhpjat2 | |- ( ( ( K e. HL /\ W e. H ) /\ ( P e. A /\ -. P .<_ W ) ) -> ( P .\/ W ) = ( 1. ` K ) ) |
| 88 | 11 18 35 87 | syl21anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( P .\/ W ) = ( 1. ` K ) ) |
| 89 | 88 | oveq2d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ z ) ./\ ( P .\/ W ) ) = ( ( P .\/ z ) ./\ ( 1. ` K ) ) ) |
| 90 | hlol | |- ( K e. HL -> K e. OL ) |
|
| 91 | 11 90 | syl | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> K e. OL ) |
| 92 | 15 3 86 | olm11 | |- ( ( K e. OL /\ ( P .\/ z ) e. ( Base ` K ) ) -> ( ( P .\/ z ) ./\ ( 1. ` K ) ) = ( P .\/ z ) ) |
| 93 | 91 81 92 | syl2anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ z ) ./\ ( 1. ` K ) ) = ( P .\/ z ) ) |
| 94 | 85 89 93 | 3eqtrd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( P .\/ ( ( P .\/ z ) ./\ W ) ) = ( P .\/ z ) ) |
| 95 | 94 | oveq1d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ ( ( P .\/ z ) ./\ W ) ) .\/ Q ) = ( ( P .\/ z ) .\/ Q ) ) |
| 96 | 6 | oveq2i | |- ( Q .\/ U ) = ( Q .\/ ( ( P .\/ Q ) ./\ W ) ) |
| 97 | 1 2 4 | hlatlej2 | |- ( ( K e. HL /\ P e. A /\ Q e. A ) -> Q .<_ ( P .\/ Q ) ) |
| 98 | 11 13 14 97 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> Q .<_ ( P .\/ Q ) ) |
| 99 | 15 1 2 3 4 | atmod3i1 | |- ( ( K e. HL /\ ( Q e. A /\ ( P .\/ Q ) e. ( Base ` K ) /\ W e. ( Base ` K ) ) /\ Q .<_ ( P .\/ Q ) ) -> ( Q .\/ ( ( P .\/ Q ) ./\ W ) ) = ( ( P .\/ Q ) ./\ ( Q .\/ W ) ) ) |
| 100 | 11 14 17 27 98 99 | syl131anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( Q .\/ ( ( P .\/ Q ) ./\ W ) ) = ( ( P .\/ Q ) ./\ ( Q .\/ W ) ) ) |
| 101 | 96 100 | eqtrid | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( Q .\/ U ) = ( ( P .\/ Q ) ./\ ( Q .\/ W ) ) ) |
| 102 | simp22 | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( Q e. A /\ -. Q .<_ W ) ) |
|
| 103 | 1 2 86 4 5 | lhpjat2 | |- ( ( ( K e. HL /\ W e. H ) /\ ( Q e. A /\ -. Q .<_ W ) ) -> ( Q .\/ W ) = ( 1. ` K ) ) |
| 104 | 11 18 102 103 | syl21anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( Q .\/ W ) = ( 1. ` K ) ) |
| 105 | 104 | oveq2d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ Q ) ./\ ( Q .\/ W ) ) = ( ( P .\/ Q ) ./\ ( 1. ` K ) ) ) |
| 106 | 15 3 86 | olm11 | |- ( ( K e. OL /\ ( P .\/ Q ) e. ( Base ` K ) ) -> ( ( P .\/ Q ) ./\ ( 1. ` K ) ) = ( P .\/ Q ) ) |
| 107 | 91 17 106 | syl2anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ Q ) ./\ ( 1. ` K ) ) = ( P .\/ Q ) ) |
| 108 | 101 105 107 | 3eqtrd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( Q .\/ U ) = ( P .\/ Q ) ) |
| 109 | 108 | oveq1d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( Q .\/ U ) .\/ ( ( P .\/ z ) ./\ W ) ) = ( ( P .\/ Q ) .\/ ( ( P .\/ z ) ./\ W ) ) ) |
| 110 | 15 4 | atbase | |- ( P e. A -> P e. ( Base ` K ) ) |
| 111 | 13 110 | syl | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> P e. ( Base ` K ) ) |
| 112 | 15 3 | latmcl | |- ( ( K e. Lat /\ ( P .\/ z ) e. ( Base ` K ) /\ W e. ( Base ` K ) ) -> ( ( P .\/ z ) ./\ W ) e. ( Base ` K ) ) |
| 113 | 12 81 27 112 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ z ) ./\ W ) e. ( Base ` K ) ) |
| 114 | 15 4 | atbase | |- ( Q e. A -> Q e. ( Base ` K ) ) |
| 115 | 14 114 | syl | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> Q e. ( Base ` K ) ) |
| 116 | 15 2 | latj32 | |- ( ( K e. Lat /\ ( P e. ( Base ` K ) /\ ( ( P .\/ z ) ./\ W ) e. ( Base ` K ) /\ Q e. ( Base ` K ) ) ) -> ( ( P .\/ ( ( P .\/ z ) ./\ W ) ) .\/ Q ) = ( ( P .\/ Q ) .\/ ( ( P .\/ z ) ./\ W ) ) ) |
| 117 | 12 111 113 115 116 | syl13anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ ( ( P .\/ z ) ./\ W ) ) .\/ Q ) = ( ( P .\/ Q ) .\/ ( ( P .\/ z ) ./\ W ) ) ) |
| 118 | 109 117 | eqtr4d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( Q .\/ U ) .\/ ( ( P .\/ z ) ./\ W ) ) = ( ( P .\/ ( ( P .\/ z ) ./\ W ) ) .\/ Q ) ) |
| 119 | 2 4 | hlatj32 | |- ( ( K e. HL /\ ( P e. A /\ Q e. A /\ z e. A ) ) -> ( ( P .\/ Q ) .\/ z ) = ( ( P .\/ z ) .\/ Q ) ) |
| 120 | 11 13 14 50 119 | syl13anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ Q ) .\/ z ) = ( ( P .\/ z ) .\/ Q ) ) |
| 121 | 95 118 120 | 3eqtr4rd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ Q ) .\/ z ) = ( ( Q .\/ U ) .\/ ( ( P .\/ z ) ./\ W ) ) ) |
| 122 | 15 2 | latj32 | |- ( ( K e. Lat /\ ( Q e. ( Base ` K ) /\ U e. ( Base ` K ) /\ ( ( P .\/ z ) ./\ W ) e. ( Base ` K ) ) ) -> ( ( Q .\/ U ) .\/ ( ( P .\/ z ) ./\ W ) ) = ( ( Q .\/ ( ( P .\/ z ) ./\ W ) ) .\/ U ) ) |
| 123 | 12 115 75 113 122 | syl13anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( Q .\/ U ) .\/ ( ( P .\/ z ) ./\ W ) ) = ( ( Q .\/ ( ( P .\/ z ) ./\ W ) ) .\/ U ) ) |
| 124 | 121 123 | eqtrd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ Q ) .\/ z ) = ( ( Q .\/ ( ( P .\/ z ) ./\ W ) ) .\/ U ) ) |
| 125 | 124 | oveq2d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( z .\/ U ) ./\ ( ( P .\/ Q ) .\/ z ) ) = ( ( z .\/ U ) ./\ ( ( Q .\/ ( ( P .\/ z ) ./\ W ) ) .\/ U ) ) ) |
| 126 | 15 2 | latjcl | |- ( ( K e. Lat /\ ( P .\/ Q ) e. ( Base ` K ) /\ z e. ( Base ` K ) ) -> ( ( P .\/ Q ) .\/ z ) e. ( Base ` K ) ) |
| 127 | 12 17 69 126 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ Q ) .\/ z ) e. ( Base ` K ) ) |
| 128 | 15 1 2 | latlej2 | |- ( ( K e. Lat /\ ( P .\/ Q ) e. ( Base ` K ) /\ z e. ( Base ` K ) ) -> z .<_ ( ( P .\/ Q ) .\/ z ) ) |
| 129 | 12 17 69 128 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> z .<_ ( ( P .\/ Q ) .\/ z ) ) |
| 130 | 15 1 2 3 4 | atmod1i1 | |- ( ( K e. HL /\ ( z e. A /\ U e. ( Base ` K ) /\ ( ( P .\/ Q ) .\/ z ) e. ( Base ` K ) ) /\ z .<_ ( ( P .\/ Q ) .\/ z ) ) -> ( z .\/ ( U ./\ ( ( P .\/ Q ) .\/ z ) ) ) = ( ( z .\/ U ) ./\ ( ( P .\/ Q ) .\/ z ) ) ) |
| 131 | 11 50 75 127 129 130 | syl131anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( z .\/ ( U ./\ ( ( P .\/ Q ) .\/ z ) ) ) = ( ( z .\/ U ) ./\ ( ( P .\/ Q ) .\/ z ) ) ) |
| 132 | 8 | oveq1i | |- ( G .\/ U ) = ( ( ( z .\/ U ) ./\ ( Q .\/ ( ( P .\/ z ) ./\ W ) ) ) .\/ U ) |
| 133 | 15 2 4 | hlatjcl | |- ( ( K e. HL /\ z e. A /\ U e. A ) -> ( z .\/ U ) e. ( Base ` K ) ) |
| 134 | 11 50 48 133 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( z .\/ U ) e. ( Base ` K ) ) |
| 135 | 15 2 | latjcl | |- ( ( K e. Lat /\ Q e. ( Base ` K ) /\ ( ( P .\/ z ) ./\ W ) e. ( Base ` K ) ) -> ( Q .\/ ( ( P .\/ z ) ./\ W ) ) e. ( Base ` K ) ) |
| 136 | 12 115 113 135 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( Q .\/ ( ( P .\/ z ) ./\ W ) ) e. ( Base ` K ) ) |
| 137 | 1 2 4 | hlatlej2 | |- ( ( K e. HL /\ z e. A /\ U e. A ) -> U .<_ ( z .\/ U ) ) |
| 138 | 11 50 48 137 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> U .<_ ( z .\/ U ) ) |
| 139 | 15 1 2 3 4 | atmod2i1 | |- ( ( K e. HL /\ ( U e. A /\ ( z .\/ U ) e. ( Base ` K ) /\ ( Q .\/ ( ( P .\/ z ) ./\ W ) ) e. ( Base ` K ) ) /\ U .<_ ( z .\/ U ) ) -> ( ( ( z .\/ U ) ./\ ( Q .\/ ( ( P .\/ z ) ./\ W ) ) ) .\/ U ) = ( ( z .\/ U ) ./\ ( ( Q .\/ ( ( P .\/ z ) ./\ W ) ) .\/ U ) ) ) |
| 140 | 11 48 134 136 138 139 | syl131anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( ( z .\/ U ) ./\ ( Q .\/ ( ( P .\/ z ) ./\ W ) ) ) .\/ U ) = ( ( z .\/ U ) ./\ ( ( Q .\/ ( ( P .\/ z ) ./\ W ) ) .\/ U ) ) ) |
| 141 | 132 140 | eqtrid | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( G .\/ U ) = ( ( z .\/ U ) ./\ ( ( Q .\/ ( ( P .\/ z ) ./\ W ) ) .\/ U ) ) ) |
| 142 | 125 131 141 | 3eqtr4rd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( G .\/ U ) = ( z .\/ ( U ./\ ( ( P .\/ Q ) .\/ z ) ) ) ) |
| 143 | 15 1 2 | latlej1 | |- ( ( K e. Lat /\ ( P .\/ Q ) e. ( Base ` K ) /\ z e. ( Base ` K ) ) -> ( P .\/ Q ) .<_ ( ( P .\/ Q ) .\/ z ) ) |
| 144 | 12 17 69 143 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( P .\/ Q ) .<_ ( ( P .\/ Q ) .\/ z ) ) |
| 145 | 15 1 12 75 17 127 60 144 | lattrd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> U .<_ ( ( P .\/ Q ) .\/ z ) ) |
| 146 | 15 1 3 | latleeqm1 | |- ( ( K e. Lat /\ U e. ( Base ` K ) /\ ( ( P .\/ Q ) .\/ z ) e. ( Base ` K ) ) -> ( U .<_ ( ( P .\/ Q ) .\/ z ) <-> ( U ./\ ( ( P .\/ Q ) .\/ z ) ) = U ) ) |
| 147 | 12 75 127 146 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( U .<_ ( ( P .\/ Q ) .\/ z ) <-> ( U ./\ ( ( P .\/ Q ) .\/ z ) ) = U ) ) |
| 148 | 145 147 | mpbid | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( U ./\ ( ( P .\/ Q ) .\/ z ) ) = U ) |
| 149 | 148 | oveq2d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( z .\/ ( U ./\ ( ( P .\/ Q ) .\/ z ) ) ) = ( z .\/ U ) ) |
| 150 | 142 149 | eqtrd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( G .\/ U ) = ( z .\/ U ) ) |
| 151 | 150 | oveq1d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( G .\/ U ) .\/ ( ( T .\/ z ) ./\ W ) ) = ( ( z .\/ U ) .\/ ( ( T .\/ z ) ./\ W ) ) ) |
| 152 | 79 151 | eqtrd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) = ( ( z .\/ U ) .\/ ( ( T .\/ z ) ./\ W ) ) ) |
| 153 | 1 2 4 | hlatlej2 | |- ( ( K e. HL /\ T e. A /\ z e. A ) -> z .<_ ( T .\/ z ) ) |
| 154 | 11 36 50 153 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> z .<_ ( T .\/ z ) ) |
| 155 | 15 1 2 3 4 | atmod3i1 | |- ( ( K e. HL /\ ( z e. A /\ ( T .\/ z ) e. ( Base ` K ) /\ W e. ( Base ` K ) ) /\ z .<_ ( T .\/ z ) ) -> ( z .\/ ( ( T .\/ z ) ./\ W ) ) = ( ( T .\/ z ) ./\ ( z .\/ W ) ) ) |
| 156 | 11 50 54 27 154 155 | syl131anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( z .\/ ( ( T .\/ z ) ./\ W ) ) = ( ( T .\/ z ) ./\ ( z .\/ W ) ) ) |
| 157 | simp33r | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( z e. A /\ -. z .<_ W ) ) |
|
| 158 | 1 2 86 4 5 | lhpjat2 | |- ( ( ( K e. HL /\ W e. H ) /\ ( z e. A /\ -. z .<_ W ) ) -> ( z .\/ W ) = ( 1. ` K ) ) |
| 159 | 11 18 157 158 | syl21anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( z .\/ W ) = ( 1. ` K ) ) |
| 160 | 159 | oveq2d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( T .\/ z ) ./\ ( z .\/ W ) ) = ( ( T .\/ z ) ./\ ( 1. ` K ) ) ) |
| 161 | 15 3 86 | olm11 | |- ( ( K e. OL /\ ( T .\/ z ) e. ( Base ` K ) ) -> ( ( T .\/ z ) ./\ ( 1. ` K ) ) = ( T .\/ z ) ) |
| 162 | 91 54 161 | syl2anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( T .\/ z ) ./\ ( 1. ` K ) ) = ( T .\/ z ) ) |
| 163 | 156 160 162 | 3eqtrrd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( T .\/ z ) = ( z .\/ ( ( T .\/ z ) ./\ W ) ) ) |
| 164 | 163 | oveq1d | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( T .\/ z ) .\/ U ) = ( ( z .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) |
| 165 | 77 152 164 | 3eqtr4rd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( T .\/ z ) .\/ U ) = ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) |
| 166 | 73 165 | eqtrd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( T .\/ U ) .\/ z ) = ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) |
| 167 | 71 166 | breqtrd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( T .\/ U ) .<_ ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) |
| 168 | 65 167 | eqbrtrd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( P .\/ Q ) .<_ ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) |
| 169 | 15 2 | latjcl | |- ( ( K e. Lat /\ ( G .\/ ( ( T .\/ z ) ./\ W ) ) e. ( Base ` K ) /\ U e. ( Base ` K ) ) -> ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) e. ( Base ` K ) ) |
| 170 | 12 58 75 169 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) e. ( Base ` K ) ) |
| 171 | 15 1 3 | latleeqm1 | |- ( ( K e. Lat /\ ( P .\/ Q ) e. ( Base ` K ) /\ ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) e. ( Base ` K ) ) -> ( ( P .\/ Q ) .<_ ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) <-> ( ( P .\/ Q ) ./\ ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) = ( P .\/ Q ) ) ) |
| 172 | 12 17 170 171 | syl3anc | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ Q ) .<_ ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) <-> ( ( P .\/ Q ) ./\ ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) = ( P .\/ Q ) ) ) |
| 173 | 168 172 | mpbid | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( ( P .\/ Q ) ./\ ( ( G .\/ ( ( T .\/ z ) ./\ W ) ) .\/ U ) ) = ( P .\/ Q ) ) |
| 174 | 44 63 173 | 3eqtr2rd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> ( P .\/ Q ) = ( O .\/ V ) ) |
| 175 | 34 174 | breqtrd | |- ( ( ( K e. HL /\ W e. H /\ T e. A ) /\ ( ( P e. A /\ -. P .<_ W ) /\ ( Q e. A /\ -. Q .<_ W ) /\ P =/= Q ) /\ ( S e. A /\ ( V e. A /\ V .<_ W /\ ( T .\/ V ) = ( P .\/ Q ) ) /\ ( ( y e. A /\ -. y .<_ W ) /\ ( z e. A /\ -. z .<_ W ) ) ) ) -> N .<_ ( O .\/ V ) ) |