Metamath Proof Explorer


Theorem cdlemg14g

Description: TODO: FIX COMMENT. (Contributed by NM, 22-May-2013)

Ref Expression
Hypotheses cdlemg12.l = ( le ‘ 𝐾 )
cdlemg12.j = ( join ‘ 𝐾 )
cdlemg12.m = ( meet ‘ 𝐾 )
cdlemg12.a 𝐴 = ( Atoms ‘ 𝐾 )
cdlemg12.h 𝐻 = ( LHyp ‘ 𝐾 )
cdlemg12.t 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 )
cdlemg12b.r 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 )
Assertion cdlemg14g ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( ( 𝑃 ( 𝐹 ‘ ( 𝐺𝑃 ) ) ) 𝑊 ) = ( ( 𝑄 ( 𝐹 ‘ ( 𝐺𝑄 ) ) ) 𝑊 ) )

Proof

Step Hyp Ref Expression
1 cdlemg12.l = ( le ‘ 𝐾 )
2 cdlemg12.j = ( join ‘ 𝐾 )
3 cdlemg12.m = ( meet ‘ 𝐾 )
4 cdlemg12.a 𝐴 = ( Atoms ‘ 𝐾 )
5 cdlemg12.h 𝐻 = ( LHyp ‘ 𝐾 )
6 cdlemg12.t 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 )
7 cdlemg12b.r 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 )
8 simp1 ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) )
9 simp31 ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → 𝐹𝑇 )
10 simp2l ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) )
11 simp2r ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) )
12 1 2 3 4 5 6 ltrnu ( ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ 𝐹𝑇 ) ∧ ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) → ( ( 𝑃 ( 𝐹𝑃 ) ) 𝑊 ) = ( ( 𝑄 ( 𝐹𝑄 ) ) 𝑊 ) )
13 8 9 10 11 12 syl211anc ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( ( 𝑃 ( 𝐹𝑃 ) ) 𝑊 ) = ( ( 𝑄 ( 𝐹𝑄 ) ) 𝑊 ) )
14 simp33 ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( 𝐺𝑃 ) = 𝑃 )
15 14 fveq2d ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( 𝐹 ‘ ( 𝐺𝑃 ) ) = ( 𝐹𝑃 ) )
16 15 oveq2d ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( 𝑃 ( 𝐹 ‘ ( 𝐺𝑃 ) ) ) = ( 𝑃 ( 𝐹𝑃 ) ) )
17 16 oveq1d ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( ( 𝑃 ( 𝐹 ‘ ( 𝐺𝑃 ) ) ) 𝑊 ) = ( ( 𝑃 ( 𝐹𝑃 ) ) 𝑊 ) )
18 simp32 ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → 𝐺𝑇 )
19 1 4 5 6 ltrnateq ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( 𝐺𝑇 ∧ ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐺𝑃 ) = 𝑃 ) → ( 𝐺𝑄 ) = 𝑄 )
20 8 18 10 11 14 19 syl131anc ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( 𝐺𝑄 ) = 𝑄 )
21 20 fveq2d ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( 𝐹 ‘ ( 𝐺𝑄 ) ) = ( 𝐹𝑄 ) )
22 21 oveq2d ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( 𝑄 ( 𝐹 ‘ ( 𝐺𝑄 ) ) ) = ( 𝑄 ( 𝐹𝑄 ) ) )
23 22 oveq1d ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( ( 𝑄 ( 𝐹 ‘ ( 𝐺𝑄 ) ) ) 𝑊 ) = ( ( 𝑄 ( 𝐹𝑄 ) ) 𝑊 ) )
24 13 17 23 3eqtr4d ( ( ( 𝐾 ∈ HL ∧ 𝑊𝐻 ) ∧ ( ( 𝑃𝐴 ∧ ¬ 𝑃 𝑊 ) ∧ ( 𝑄𝐴 ∧ ¬ 𝑄 𝑊 ) ) ∧ ( 𝐹𝑇𝐺𝑇 ∧ ( 𝐺𝑃 ) = 𝑃 ) ) → ( ( 𝑃 ( 𝐹 ‘ ( 𝐺𝑃 ) ) ) 𝑊 ) = ( ( 𝑄 ( 𝐹 ‘ ( 𝐺𝑄 ) ) ) 𝑊 ) )