Proof of Theorem evlfcllem
| Step | Hyp | Ref | Expression | 
|---|
| 1 |  | evlfcl.e | . . . 4
⊢ 𝐸 = (𝐶 evalF 𝐷) | 
| 2 |  | evlfcl.c | . . . 4
⊢ (𝜑 → 𝐶 ∈ Cat) | 
| 3 |  | evlfcl.d | . . . 4
⊢ (𝜑 → 𝐷 ∈ Cat) | 
| 4 |  | eqid 2736 | . . . 4
⊢
(Base‘𝐶) =
(Base‘𝐶) | 
| 5 |  | eqid 2736 | . . . 4
⊢ (Hom
‘𝐶) = (Hom
‘𝐶) | 
| 6 |  | eqid 2736 | . . . 4
⊢
(comp‘𝐷) =
(comp‘𝐷) | 
| 7 |  | evlfcl.n | . . . 4
⊢ 𝑁 = (𝐶 Nat 𝐷) | 
| 8 |  | evlfcl.f | . . . . 5
⊢ (𝜑 → (𝐹 ∈ (𝐶 Func 𝐷) ∧ 𝑋 ∈ (Base‘𝐶))) | 
| 9 | 8 | simpld 494 | . . . 4
⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) | 
| 10 |  | evlfcl.h | . . . . 5
⊢ (𝜑 → (𝐻 ∈ (𝐶 Func 𝐷) ∧ 𝑍 ∈ (Base‘𝐶))) | 
| 11 | 10 | simpld 494 | . . . 4
⊢ (𝜑 → 𝐻 ∈ (𝐶 Func 𝐷)) | 
| 12 | 8 | simprd 495 | . . . 4
⊢ (𝜑 → 𝑋 ∈ (Base‘𝐶)) | 
| 13 | 10 | simprd 495 | . . . 4
⊢ (𝜑 → 𝑍 ∈ (Base‘𝐶)) | 
| 14 |  | eqid 2736 | . . . 4
⊢
(〈𝐹, 𝑋〉(2nd
‘𝐸)〈𝐻, 𝑍〉) = (〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐻, 𝑍〉) | 
| 15 |  | evlfcl.q | . . . . 5
⊢ 𝑄 = (𝐶 FuncCat 𝐷) | 
| 16 |  | eqid 2736 | . . . . 5
⊢
(comp‘𝑄) =
(comp‘𝑄) | 
| 17 |  | evlfcl.a | . . . . . 6
⊢ (𝜑 → (𝐴 ∈ (𝐹𝑁𝐺) ∧ 𝐾 ∈ (𝑋(Hom ‘𝐶)𝑌))) | 
| 18 | 17 | simpld 494 | . . . . 5
⊢ (𝜑 → 𝐴 ∈ (𝐹𝑁𝐺)) | 
| 19 |  | evlfcl.b | . . . . . 6
⊢ (𝜑 → (𝐵 ∈ (𝐺𝑁𝐻) ∧ 𝐿 ∈ (𝑌(Hom ‘𝐶)𝑍))) | 
| 20 | 19 | simpld 494 | . . . . 5
⊢ (𝜑 → 𝐵 ∈ (𝐺𝑁𝐻)) | 
| 21 | 15, 7, 16, 18, 20 | fuccocl 18013 | . . . 4
⊢ (𝜑 → (𝐵(〈𝐹, 𝐺〉(comp‘𝑄)𝐻)𝐴) ∈ (𝐹𝑁𝐻)) | 
| 22 |  | eqid 2736 | . . . . 5
⊢
(comp‘𝐶) =
(comp‘𝐶) | 
| 23 |  | evlfcl.g | . . . . . 6
⊢ (𝜑 → (𝐺 ∈ (𝐶 Func 𝐷) ∧ 𝑌 ∈ (Base‘𝐶))) | 
| 24 | 23 | simprd 495 | . . . . 5
⊢ (𝜑 → 𝑌 ∈ (Base‘𝐶)) | 
| 25 | 17 | simprd 495 | . . . . 5
⊢ (𝜑 → 𝐾 ∈ (𝑋(Hom ‘𝐶)𝑌)) | 
| 26 | 19 | simprd 495 | . . . . 5
⊢ (𝜑 → 𝐿 ∈ (𝑌(Hom ‘𝐶)𝑍)) | 
| 27 | 4, 5, 22, 2, 12, 24, 13, 25, 26 | catcocl 17729 | . . . 4
⊢ (𝜑 → (𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾) ∈ (𝑋(Hom ‘𝐶)𝑍)) | 
| 28 | 1, 2, 3, 4, 5, 6, 7, 9, 11, 12, 13, 14, 21, 27 | evlf2val 18265 | . . 3
⊢ (𝜑 → ((𝐵(〈𝐹, 𝐺〉(comp‘𝑄)𝐻)𝐴)(〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐻, 𝑍〉)(𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾)) = (((𝐵(〈𝐹, 𝐺〉(comp‘𝑄)𝐻)𝐴)‘𝑍)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑋(2nd ‘𝐹)𝑍)‘(𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾)))) | 
| 29 | 15, 7, 4, 6, 16, 18, 20, 13 | fuccoval 18012 | . . . 4
⊢ (𝜑 → ((𝐵(〈𝐹, 𝐺〉(comp‘𝑄)𝐻)𝐴)‘𝑍) = ((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑍), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑍))) | 
| 30 | 29 | oveq1d 7447 | . . 3
⊢ (𝜑 → (((𝐵(〈𝐹, 𝐺〉(comp‘𝑄)𝐻)𝐴)‘𝑍)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑋(2nd ‘𝐹)𝑍)‘(𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾))) = (((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑍), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑍))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑋(2nd ‘𝐹)𝑍)‘(𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾)))) | 
| 31 |  | relfunc 17908 | . . . . . . 7
⊢ Rel
(𝐶 Func 𝐷) | 
| 32 |  | 1st2ndbr 8068 | . . . . . . 7
⊢ ((Rel
(𝐶 Func 𝐷) ∧ 𝐹 ∈ (𝐶 Func 𝐷)) → (1st ‘𝐹)(𝐶 Func 𝐷)(2nd ‘𝐹)) | 
| 33 | 31, 9, 32 | sylancr 587 | . . . . . 6
⊢ (𝜑 → (1st
‘𝐹)(𝐶 Func 𝐷)(2nd ‘𝐹)) | 
| 34 | 4, 5, 22, 6, 33, 12, 24, 13, 25, 26 | funcco 17917 | . . . . 5
⊢ (𝜑 → ((𝑋(2nd ‘𝐹)𝑍)‘(𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾)) = (((𝑌(2nd ‘𝐹)𝑍)‘𝐿)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐹)‘𝑍))((𝑋(2nd ‘𝐹)𝑌)‘𝐾))) | 
| 35 | 34 | oveq2d 7448 | . . . 4
⊢ (𝜑 → (((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑍), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑍))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑋(2nd ‘𝐹)𝑍)‘(𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾))) = (((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑍), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑍))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(((𝑌(2nd ‘𝐹)𝑍)‘𝐿)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐹)‘𝑍))((𝑋(2nd ‘𝐹)𝑌)‘𝐾)))) | 
| 36 | 7, 18 | nat1st2nd 18000 | . . . . . . . . 9
⊢ (𝜑 → 𝐴 ∈ (〈(1st ‘𝐹), (2nd ‘𝐹)〉𝑁〈(1st ‘𝐺), (2nd ‘𝐺)〉)) | 
| 37 | 7, 36, 4, 5, 6, 24,
13, 26 | nati 18004 | . . . . . . . 8
⊢ (𝜑 → ((𝐴‘𝑍)(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐺)‘𝑍))((𝑌(2nd ‘𝐹)𝑍)‘𝐿)) = (((𝑌(2nd ‘𝐺)𝑍)‘𝐿)(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐺)‘𝑍))(𝐴‘𝑌))) | 
| 38 | 37 | oveq2d 7448 | . . . . . . 7
⊢ (𝜑 → ((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝐴‘𝑍)(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐺)‘𝑍))((𝑌(2nd ‘𝐹)𝑍)‘𝐿))) = ((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(((𝑌(2nd ‘𝐺)𝑍)‘𝐿)(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐺)‘𝑍))(𝐴‘𝑌)))) | 
| 39 |  | eqid 2736 | . . . . . . . 8
⊢
(Base‘𝐷) =
(Base‘𝐷) | 
| 40 |  | eqid 2736 | . . . . . . . 8
⊢ (Hom
‘𝐷) = (Hom
‘𝐷) | 
| 41 | 4, 39, 33 | funcf1 17912 | . . . . . . . . 9
⊢ (𝜑 → (1st
‘𝐹):(Base‘𝐶)⟶(Base‘𝐷)) | 
| 42 | 41, 24 | ffvelcdmd 7104 | . . . . . . . 8
⊢ (𝜑 → ((1st
‘𝐹)‘𝑌) ∈ (Base‘𝐷)) | 
| 43 | 41, 13 | ffvelcdmd 7104 | . . . . . . . 8
⊢ (𝜑 → ((1st
‘𝐹)‘𝑍) ∈ (Base‘𝐷)) | 
| 44 | 23 | simpld 494 | . . . . . . . . . . 11
⊢ (𝜑 → 𝐺 ∈ (𝐶 Func 𝐷)) | 
| 45 |  | 1st2ndbr 8068 | . . . . . . . . . . 11
⊢ ((Rel
(𝐶 Func 𝐷) ∧ 𝐺 ∈ (𝐶 Func 𝐷)) → (1st ‘𝐺)(𝐶 Func 𝐷)(2nd ‘𝐺)) | 
| 46 | 31, 44, 45 | sylancr 587 | . . . . . . . . . 10
⊢ (𝜑 → (1st
‘𝐺)(𝐶 Func 𝐷)(2nd ‘𝐺)) | 
| 47 | 4, 39, 46 | funcf1 17912 | . . . . . . . . 9
⊢ (𝜑 → (1st
‘𝐺):(Base‘𝐶)⟶(Base‘𝐷)) | 
| 48 | 47, 13 | ffvelcdmd 7104 | . . . . . . . 8
⊢ (𝜑 → ((1st
‘𝐺)‘𝑍) ∈ (Base‘𝐷)) | 
| 49 | 4, 5, 40, 33, 24, 13 | funcf2 17914 | . . . . . . . . 9
⊢ (𝜑 → (𝑌(2nd ‘𝐹)𝑍):(𝑌(Hom ‘𝐶)𝑍)⟶(((1st ‘𝐹)‘𝑌)(Hom ‘𝐷)((1st ‘𝐹)‘𝑍))) | 
| 50 | 49, 26 | ffvelcdmd 7104 | . . . . . . . 8
⊢ (𝜑 → ((𝑌(2nd ‘𝐹)𝑍)‘𝐿) ∈ (((1st ‘𝐹)‘𝑌)(Hom ‘𝐷)((1st ‘𝐹)‘𝑍))) | 
| 51 | 7, 36, 4, 40, 13 | natcl 18002 | . . . . . . . 8
⊢ (𝜑 → (𝐴‘𝑍) ∈ (((1st ‘𝐹)‘𝑍)(Hom ‘𝐷)((1st ‘𝐺)‘𝑍))) | 
| 52 |  | 1st2ndbr 8068 | . . . . . . . . . . 11
⊢ ((Rel
(𝐶 Func 𝐷) ∧ 𝐻 ∈ (𝐶 Func 𝐷)) → (1st ‘𝐻)(𝐶 Func 𝐷)(2nd ‘𝐻)) | 
| 53 | 31, 11, 52 | sylancr 587 | . . . . . . . . . 10
⊢ (𝜑 → (1st
‘𝐻)(𝐶 Func 𝐷)(2nd ‘𝐻)) | 
| 54 | 4, 39, 53 | funcf1 17912 | . . . . . . . . 9
⊢ (𝜑 → (1st
‘𝐻):(Base‘𝐶)⟶(Base‘𝐷)) | 
| 55 | 54, 13 | ffvelcdmd 7104 | . . . . . . . 8
⊢ (𝜑 → ((1st
‘𝐻)‘𝑍) ∈ (Base‘𝐷)) | 
| 56 | 7, 20 | nat1st2nd 18000 | . . . . . . . . 9
⊢ (𝜑 → 𝐵 ∈ (〈(1st ‘𝐺), (2nd ‘𝐺)〉𝑁〈(1st ‘𝐻), (2nd ‘𝐻)〉)) | 
| 57 | 7, 56, 4, 40, 13 | natcl 18002 | . . . . . . . 8
⊢ (𝜑 → (𝐵‘𝑍) ∈ (((1st ‘𝐺)‘𝑍)(Hom ‘𝐷)((1st ‘𝐻)‘𝑍))) | 
| 58 | 39, 40, 6, 3, 42, 43, 48, 50, 51, 55, 57 | catass 17730 | . . . . . . 7
⊢ (𝜑 → (((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑍), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑍))(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐹)𝑍)‘𝐿)) = ((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝐴‘𝑍)(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐺)‘𝑍))((𝑌(2nd ‘𝐹)𝑍)‘𝐿)))) | 
| 59 | 47, 24 | ffvelcdmd 7104 | . . . . . . . 8
⊢ (𝜑 → ((1st
‘𝐺)‘𝑌) ∈ (Base‘𝐷)) | 
| 60 | 7, 36, 4, 40, 24 | natcl 18002 | . . . . . . . 8
⊢ (𝜑 → (𝐴‘𝑌) ∈ (((1st ‘𝐹)‘𝑌)(Hom ‘𝐷)((1st ‘𝐺)‘𝑌))) | 
| 61 | 4, 5, 40, 46, 24, 13 | funcf2 17914 | . . . . . . . . 9
⊢ (𝜑 → (𝑌(2nd ‘𝐺)𝑍):(𝑌(Hom ‘𝐶)𝑍)⟶(((1st ‘𝐺)‘𝑌)(Hom ‘𝐷)((1st ‘𝐺)‘𝑍))) | 
| 62 | 61, 26 | ffvelcdmd 7104 | . . . . . . . 8
⊢ (𝜑 → ((𝑌(2nd ‘𝐺)𝑍)‘𝐿) ∈ (((1st ‘𝐺)‘𝑌)(Hom ‘𝐷)((1st ‘𝐺)‘𝑍))) | 
| 63 | 39, 40, 6, 3, 42, 59, 48, 60, 62, 55, 57 | catass 17730 | . . . . . . 7
⊢ (𝜑 → (((𝐵‘𝑍)(〈((1st ‘𝐺)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐺)𝑍)‘𝐿))(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑌)) = ((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(((𝑌(2nd ‘𝐺)𝑍)‘𝐿)(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐺)‘𝑍))(𝐴‘𝑌)))) | 
| 64 | 38, 58, 63 | 3eqtr4d 2786 | . . . . . 6
⊢ (𝜑 → (((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑍), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑍))(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐹)𝑍)‘𝐿)) = (((𝐵‘𝑍)(〈((1st ‘𝐺)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐺)𝑍)‘𝐿))(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑌))) | 
| 65 | 64 | oveq1d 7447 | . . . . 5
⊢ (𝜑 → ((((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑍), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑍))(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐹)𝑍)‘𝐿))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑋(2nd ‘𝐹)𝑌)‘𝐾)) = ((((𝐵‘𝑍)(〈((1st ‘𝐺)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐺)𝑍)‘𝐿))(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑌))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑋(2nd ‘𝐹)𝑌)‘𝐾))) | 
| 66 | 41, 12 | ffvelcdmd 7104 | . . . . . 6
⊢ (𝜑 → ((1st
‘𝐹)‘𝑋) ∈ (Base‘𝐷)) | 
| 67 | 4, 5, 40, 33, 12, 24 | funcf2 17914 | . . . . . . 7
⊢ (𝜑 → (𝑋(2nd ‘𝐹)𝑌):(𝑋(Hom ‘𝐶)𝑌)⟶(((1st ‘𝐹)‘𝑋)(Hom ‘𝐷)((1st ‘𝐹)‘𝑌))) | 
| 68 | 67, 25 | ffvelcdmd 7104 | . . . . . 6
⊢ (𝜑 → ((𝑋(2nd ‘𝐹)𝑌)‘𝐾) ∈ (((1st ‘𝐹)‘𝑋)(Hom ‘𝐷)((1st ‘𝐹)‘𝑌))) | 
| 69 | 39, 40, 6, 3, 43, 48, 55, 51, 57 | catcocl 17729 | . . . . . 6
⊢ (𝜑 → ((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑍), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑍)) ∈ (((1st ‘𝐹)‘𝑍)(Hom ‘𝐷)((1st ‘𝐻)‘𝑍))) | 
| 70 | 39, 40, 6, 3, 66, 42, 43, 68, 50, 55, 69 | catass 17730 | . . . . 5
⊢ (𝜑 → ((((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑍), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑍))(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐹)𝑍)‘𝐿))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑋(2nd ‘𝐹)𝑌)‘𝐾)) = (((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑍), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑍))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(((𝑌(2nd ‘𝐹)𝑍)‘𝐿)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐹)‘𝑍))((𝑋(2nd ‘𝐹)𝑌)‘𝐾)))) | 
| 71 | 39, 40, 6, 3, 59, 48, 55, 62, 57 | catcocl 17729 | . . . . . 6
⊢ (𝜑 → ((𝐵‘𝑍)(〈((1st ‘𝐺)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐺)𝑍)‘𝐿)) ∈ (((1st ‘𝐺)‘𝑌)(Hom ‘𝐷)((1st ‘𝐻)‘𝑍))) | 
| 72 | 39, 40, 6, 3, 66, 42, 59, 68, 60, 55, 71 | catass 17730 | . . . . 5
⊢ (𝜑 → ((((𝐵‘𝑍)(〈((1st ‘𝐺)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐺)𝑍)‘𝐿))(〈((1st ‘𝐹)‘𝑌), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑌))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑋(2nd ‘𝐹)𝑌)‘𝐾)) = (((𝐵‘𝑍)(〈((1st ‘𝐺)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐺)𝑍)‘𝐿))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝐴‘𝑌)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐺)‘𝑌))((𝑋(2nd ‘𝐹)𝑌)‘𝐾)))) | 
| 73 | 65, 70, 72 | 3eqtr3d 2784 | . . . 4
⊢ (𝜑 → (((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑍), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑍))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(((𝑌(2nd ‘𝐹)𝑍)‘𝐿)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐹)‘𝑍))((𝑋(2nd ‘𝐹)𝑌)‘𝐾))) = (((𝐵‘𝑍)(〈((1st ‘𝐺)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐺)𝑍)‘𝐿))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝐴‘𝑌)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐺)‘𝑌))((𝑋(2nd ‘𝐹)𝑌)‘𝐾)))) | 
| 74 | 35, 73 | eqtrd 2776 | . . 3
⊢ (𝜑 → (((𝐵‘𝑍)(〈((1st ‘𝐹)‘𝑍), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))(𝐴‘𝑍))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑋(2nd ‘𝐹)𝑍)‘(𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾))) = (((𝐵‘𝑍)(〈((1st ‘𝐺)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐺)𝑍)‘𝐿))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝐴‘𝑌)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐺)‘𝑌))((𝑋(2nd ‘𝐹)𝑌)‘𝐾)))) | 
| 75 | 28, 30, 74 | 3eqtrd 2780 | . 2
⊢ (𝜑 → ((𝐵(〈𝐹, 𝐺〉(comp‘𝑄)𝐻)𝐴)(〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐻, 𝑍〉)(𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾)) = (((𝐵‘𝑍)(〈((1st ‘𝐺)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐺)𝑍)‘𝐿))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝐴‘𝑌)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐺)‘𝑌))((𝑋(2nd ‘𝐹)𝑌)‘𝐾)))) | 
| 76 |  | eqid 2736 | . . . . 5
⊢ (𝑄 ×c
𝐶) = (𝑄 ×c 𝐶) | 
| 77 | 15 | fucbas 18009 | . . . . 5
⊢ (𝐶 Func 𝐷) = (Base‘𝑄) | 
| 78 | 15, 7 | fuchom 18010 | . . . . 5
⊢ 𝑁 = (Hom ‘𝑄) | 
| 79 |  | eqid 2736 | . . . . 5
⊢
(comp‘(𝑄
×c 𝐶)) = (comp‘(𝑄 ×c 𝐶)) | 
| 80 | 76, 77, 4, 78, 5, 9,
12, 44, 24, 16, 22, 79, 11, 13, 18, 25, 20, 26 | xpcco2 18233 | . . . 4
⊢ (𝜑 → (〈𝐵, 𝐿〉(〈〈𝐹, 𝑋〉, 〈𝐺, 𝑌〉〉(comp‘(𝑄 ×c 𝐶))〈𝐻, 𝑍〉)〈𝐴, 𝐾〉) = 〈(𝐵(〈𝐹, 𝐺〉(comp‘𝑄)𝐻)𝐴), (𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾)〉) | 
| 81 | 80 | fveq2d 6909 | . . 3
⊢ (𝜑 → ((〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐻, 𝑍〉)‘(〈𝐵, 𝐿〉(〈〈𝐹, 𝑋〉, 〈𝐺, 𝑌〉〉(comp‘(𝑄 ×c 𝐶))〈𝐻, 𝑍〉)〈𝐴, 𝐾〉)) = ((〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐻, 𝑍〉)‘〈(𝐵(〈𝐹, 𝐺〉(comp‘𝑄)𝐻)𝐴), (𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾)〉)) | 
| 82 |  | df-ov 7435 | . . 3
⊢ ((𝐵(〈𝐹, 𝐺〉(comp‘𝑄)𝐻)𝐴)(〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐻, 𝑍〉)(𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾)) = ((〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐻, 𝑍〉)‘〈(𝐵(〈𝐹, 𝐺〉(comp‘𝑄)𝐻)𝐴), (𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾)〉) | 
| 83 | 81, 82 | eqtr4di 2794 | . 2
⊢ (𝜑 → ((〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐻, 𝑍〉)‘(〈𝐵, 𝐿〉(〈〈𝐹, 𝑋〉, 〈𝐺, 𝑌〉〉(comp‘(𝑄 ×c 𝐶))〈𝐻, 𝑍〉)〈𝐴, 𝐾〉)) = ((𝐵(〈𝐹, 𝐺〉(comp‘𝑄)𝐻)𝐴)(〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐻, 𝑍〉)(𝐿(〈𝑋, 𝑌〉(comp‘𝐶)𝑍)𝐾))) | 
| 84 |  | df-ov 7435 | . . . . . 6
⊢ (𝐹(1st ‘𝐸)𝑋) = ((1st ‘𝐸)‘〈𝐹, 𝑋〉) | 
| 85 | 1, 2, 3, 4, 9, 12 | evlf1 18266 | . . . . . 6
⊢ (𝜑 → (𝐹(1st ‘𝐸)𝑋) = ((1st ‘𝐹)‘𝑋)) | 
| 86 | 84, 85 | eqtr3id 2790 | . . . . 5
⊢ (𝜑 → ((1st
‘𝐸)‘〈𝐹, 𝑋〉) = ((1st ‘𝐹)‘𝑋)) | 
| 87 |  | df-ov 7435 | . . . . . 6
⊢ (𝐺(1st ‘𝐸)𝑌) = ((1st ‘𝐸)‘〈𝐺, 𝑌〉) | 
| 88 | 1, 2, 3, 4, 44, 24 | evlf1 18266 | . . . . . 6
⊢ (𝜑 → (𝐺(1st ‘𝐸)𝑌) = ((1st ‘𝐺)‘𝑌)) | 
| 89 | 87, 88 | eqtr3id 2790 | . . . . 5
⊢ (𝜑 → ((1st
‘𝐸)‘〈𝐺, 𝑌〉) = ((1st ‘𝐺)‘𝑌)) | 
| 90 | 86, 89 | opeq12d 4880 | . . . 4
⊢ (𝜑 → 〈((1st
‘𝐸)‘〈𝐹, 𝑋〉), ((1st ‘𝐸)‘〈𝐺, 𝑌〉)〉 = 〈((1st
‘𝐹)‘𝑋), ((1st ‘𝐺)‘𝑌)〉) | 
| 91 |  | df-ov 7435 | . . . . 5
⊢ (𝐻(1st ‘𝐸)𝑍) = ((1st ‘𝐸)‘〈𝐻, 𝑍〉) | 
| 92 | 1, 2, 3, 4, 11, 13 | evlf1 18266 | . . . . 5
⊢ (𝜑 → (𝐻(1st ‘𝐸)𝑍) = ((1st ‘𝐻)‘𝑍)) | 
| 93 | 91, 92 | eqtr3id 2790 | . . . 4
⊢ (𝜑 → ((1st
‘𝐸)‘〈𝐻, 𝑍〉) = ((1st ‘𝐻)‘𝑍)) | 
| 94 | 90, 93 | oveq12d 7450 | . . 3
⊢ (𝜑 → (〈((1st
‘𝐸)‘〈𝐹, 𝑋〉), ((1st ‘𝐸)‘〈𝐺, 𝑌〉)〉(comp‘𝐷)((1st ‘𝐸)‘〈𝐻, 𝑍〉)) = (〈((1st
‘𝐹)‘𝑋), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))) | 
| 95 |  | df-ov 7435 | . . . 4
⊢ (𝐵(〈𝐺, 𝑌〉(2nd ‘𝐸)〈𝐻, 𝑍〉)𝐿) = ((〈𝐺, 𝑌〉(2nd ‘𝐸)〈𝐻, 𝑍〉)‘〈𝐵, 𝐿〉) | 
| 96 |  | eqid 2736 | . . . . 5
⊢
(〈𝐺, 𝑌〉(2nd
‘𝐸)〈𝐻, 𝑍〉) = (〈𝐺, 𝑌〉(2nd ‘𝐸)〈𝐻, 𝑍〉) | 
| 97 | 1, 2, 3, 4, 5, 6, 7, 44, 11, 24, 13, 96, 20, 26 | evlf2val 18265 | . . . 4
⊢ (𝜑 → (𝐵(〈𝐺, 𝑌〉(2nd ‘𝐸)〈𝐻, 𝑍〉)𝐿) = ((𝐵‘𝑍)(〈((1st ‘𝐺)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐺)𝑍)‘𝐿))) | 
| 98 | 95, 97 | eqtr3id 2790 | . . 3
⊢ (𝜑 → ((〈𝐺, 𝑌〉(2nd ‘𝐸)〈𝐻, 𝑍〉)‘〈𝐵, 𝐿〉) = ((𝐵‘𝑍)(〈((1st ‘𝐺)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐺)𝑍)‘𝐿))) | 
| 99 |  | df-ov 7435 | . . . 4
⊢ (𝐴(〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐺, 𝑌〉)𝐾) = ((〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐺, 𝑌〉)‘〈𝐴, 𝐾〉) | 
| 100 |  | eqid 2736 | . . . . 5
⊢
(〈𝐹, 𝑋〉(2nd
‘𝐸)〈𝐺, 𝑌〉) = (〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐺, 𝑌〉) | 
| 101 | 1, 2, 3, 4, 5, 6, 7, 9, 44, 12, 24, 100, 18, 25 | evlf2val 18265 | . . . 4
⊢ (𝜑 → (𝐴(〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐺, 𝑌〉)𝐾) = ((𝐴‘𝑌)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐺)‘𝑌))((𝑋(2nd ‘𝐹)𝑌)‘𝐾))) | 
| 102 | 99, 101 | eqtr3id 2790 | . . 3
⊢ (𝜑 → ((〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐺, 𝑌〉)‘〈𝐴, 𝐾〉) = ((𝐴‘𝑌)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐺)‘𝑌))((𝑋(2nd ‘𝐹)𝑌)‘𝐾))) | 
| 103 | 94, 98, 102 | oveq123d 7453 | . 2
⊢ (𝜑 → (((〈𝐺, 𝑌〉(2nd ‘𝐸)〈𝐻, 𝑍〉)‘〈𝐵, 𝐿〉)(〈((1st ‘𝐸)‘〈𝐹, 𝑋〉), ((1st ‘𝐸)‘〈𝐺, 𝑌〉)〉(comp‘𝐷)((1st ‘𝐸)‘〈𝐻, 𝑍〉))((〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐺, 𝑌〉)‘〈𝐴, 𝐾〉)) = (((𝐵‘𝑍)(〈((1st ‘𝐺)‘𝑌), ((1st ‘𝐺)‘𝑍)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝑌(2nd ‘𝐺)𝑍)‘𝐿))(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐺)‘𝑌)〉(comp‘𝐷)((1st ‘𝐻)‘𝑍))((𝐴‘𝑌)(〈((1st ‘𝐹)‘𝑋), ((1st ‘𝐹)‘𝑌)〉(comp‘𝐷)((1st ‘𝐺)‘𝑌))((𝑋(2nd ‘𝐹)𝑌)‘𝐾)))) | 
| 104 | 75, 83, 103 | 3eqtr4d 2786 | 1
⊢ (𝜑 → ((〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐻, 𝑍〉)‘(〈𝐵, 𝐿〉(〈〈𝐹, 𝑋〉, 〈𝐺, 𝑌〉〉(comp‘(𝑄 ×c 𝐶))〈𝐻, 𝑍〉)〈𝐴, 𝐾〉)) = (((〈𝐺, 𝑌〉(2nd ‘𝐸)〈𝐻, 𝑍〉)‘〈𝐵, 𝐿〉)(〈((1st ‘𝐸)‘〈𝐹, 𝑋〉), ((1st ‘𝐸)‘〈𝐺, 𝑌〉)〉(comp‘𝐷)((1st ‘𝐸)‘〈𝐻, 𝑍〉))((〈𝐹, 𝑋〉(2nd ‘𝐸)〈𝐺, 𝑌〉)‘〈𝐴, 𝐾〉))) |