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Theorem fuco22natlem2 49584
Description: Lemma for fuco22nat 49587. The commutative square of natural transformation 𝐵 in category 𝐸, combined with the commutative square of fuco22natlem1 49583. (Contributed by Zhi Wang, 30-Sep-2025.)
Hypotheses
Ref Expression
fuco22natlem1.x (𝜑𝑋 ∈ (Base‘𝐶))
fuco22natlem1.y (𝜑𝑌 ∈ (Base‘𝐶))
fuco22natlem1.a (𝜑𝐴 ∈ (⟨𝐹, 𝐺⟩(𝐶 Nat 𝐷)⟨𝑀, 𝑁⟩))
fuco22natlem1.h (𝜑𝐻 ∈ (𝑋(Hom ‘𝐶)𝑌))
fuco22natlem2.b (𝜑𝐵 ∈ (⟨𝐾, 𝐿⟩(𝐷 Nat 𝐸)⟨𝑅, 𝑆⟩))
Assertion
Ref Expression
fuco22natlem2 (𝜑 → (((𝐵‘(𝑀𝑌))(⟨(𝐾‘(𝐹𝑌)), (𝐾‘(𝑀𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝐹𝑌)𝐿(𝑀𝑌))‘(𝐴𝑌)))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝐹𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝐹𝑌))‘((𝑋𝐺𝑌)‘𝐻))) = ((((𝑀𝑋)𝑆(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻))(⟨(𝐾‘(𝐹𝑋)), (𝑅‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))((𝐵‘(𝑀𝑋))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑋)))(((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋)))))

Proof of Theorem fuco22natlem2
StepHypRef Expression
1 eqid 2736 . . 3 (Base‘𝐸) = (Base‘𝐸)
2 eqid 2736 . . 3 (Hom ‘𝐸) = (Hom ‘𝐸)
3 eqid 2736 . . 3 (comp‘𝐸) = (comp‘𝐸)
4 eqid 2736 . . . . 5 (𝐷 Nat 𝐸) = (𝐷 Nat 𝐸)
5 fuco22natlem2.b . . . . 5 (𝜑𝐵 ∈ (⟨𝐾, 𝐿⟩(𝐷 Nat 𝐸)⟨𝑅, 𝑆⟩))
64, 5natrcl2 49465 . . . 4 (𝜑𝐾(𝐷 Func 𝐸)𝐿)
76funcrcl3 49321 . . 3 (𝜑𝐸 ∈ Cat)
8 eqid 2736 . . . . 5 (Base‘𝐷) = (Base‘𝐷)
98, 1, 6funcf1 17790 . . . 4 (𝜑𝐾:(Base‘𝐷)⟶(Base‘𝐸))
10 eqid 2736 . . . . . 6 (Base‘𝐶) = (Base‘𝐶)
11 eqid 2736 . . . . . . 7 (𝐶 Nat 𝐷) = (𝐶 Nat 𝐷)
12 fuco22natlem1.a . . . . . . 7 (𝜑𝐴 ∈ (⟨𝐹, 𝐺⟩(𝐶 Nat 𝐷)⟨𝑀, 𝑁⟩))
1311, 12natrcl2 49465 . . . . . 6 (𝜑𝐹(𝐶 Func 𝐷)𝐺)
1410, 8, 13funcf1 17790 . . . . 5 (𝜑𝐹:(Base‘𝐶)⟶(Base‘𝐷))
15 fuco22natlem1.x . . . . 5 (𝜑𝑋 ∈ (Base‘𝐶))
1614, 15ffvelcdmd 7030 . . . 4 (𝜑 → (𝐹𝑋) ∈ (Base‘𝐷))
179, 16ffvelcdmd 7030 . . 3 (𝜑 → (𝐾‘(𝐹𝑋)) ∈ (Base‘𝐸))
18 fuco22natlem1.y . . . . 5 (𝜑𝑌 ∈ (Base‘𝐶))
1914, 18ffvelcdmd 7030 . . . 4 (𝜑 → (𝐹𝑌) ∈ (Base‘𝐷))
209, 19ffvelcdmd 7030 . . 3 (𝜑 → (𝐾‘(𝐹𝑌)) ∈ (Base‘𝐸))
2111, 12natrcl3 49466 . . . . . 6 (𝜑𝑀(𝐶 Func 𝐷)𝑁)
2210, 8, 21funcf1 17790 . . . . 5 (𝜑𝑀:(Base‘𝐶)⟶(Base‘𝐷))
2322, 18ffvelcdmd 7030 . . . 4 (𝜑 → (𝑀𝑌) ∈ (Base‘𝐷))
249, 23ffvelcdmd 7030 . . 3 (𝜑 → (𝐾‘(𝑀𝑌)) ∈ (Base‘𝐸))
25 eqid 2736 . . . . 5 (Hom ‘𝐷) = (Hom ‘𝐷)
268, 25, 2, 6, 16, 19funcf2 17792 . . . 4 (𝜑 → ((𝐹𝑋)𝐿(𝐹𝑌)):((𝐹𝑋)(Hom ‘𝐷)(𝐹𝑌))⟶((𝐾‘(𝐹𝑋))(Hom ‘𝐸)(𝐾‘(𝐹𝑌))))
27 eqid 2736 . . . . . 6 (Hom ‘𝐶) = (Hom ‘𝐶)
2810, 27, 25, 13, 15, 18funcf2 17792 . . . . 5 (𝜑 → (𝑋𝐺𝑌):(𝑋(Hom ‘𝐶)𝑌)⟶((𝐹𝑋)(Hom ‘𝐷)(𝐹𝑌)))
29 fuco22natlem1.h . . . . 5 (𝜑𝐻 ∈ (𝑋(Hom ‘𝐶)𝑌))
3028, 29ffvelcdmd 7030 . . . 4 (𝜑 → ((𝑋𝐺𝑌)‘𝐻) ∈ ((𝐹𝑋)(Hom ‘𝐷)(𝐹𝑌)))
3126, 30ffvelcdmd 7030 . . 3 (𝜑 → (((𝐹𝑋)𝐿(𝐹𝑌))‘((𝑋𝐺𝑌)‘𝐻)) ∈ ((𝐾‘(𝐹𝑋))(Hom ‘𝐸)(𝐾‘(𝐹𝑌))))
328, 25, 2, 6, 19, 23funcf2 17792 . . . 4 (𝜑 → ((𝐹𝑌)𝐿(𝑀𝑌)):((𝐹𝑌)(Hom ‘𝐷)(𝑀𝑌))⟶((𝐾‘(𝐹𝑌))(Hom ‘𝐸)(𝐾‘(𝑀𝑌))))
3311, 12, 10, 25, 18natcl 17880 . . . 4 (𝜑 → (𝐴𝑌) ∈ ((𝐹𝑌)(Hom ‘𝐷)(𝑀𝑌)))
3432, 33ffvelcdmd 7030 . . 3 (𝜑 → (((𝐹𝑌)𝐿(𝑀𝑌))‘(𝐴𝑌)) ∈ ((𝐾‘(𝐹𝑌))(Hom ‘𝐸)(𝐾‘(𝑀𝑌))))
354, 5natrcl3 49466 . . . . 5 (𝜑𝑅(𝐷 Func 𝐸)𝑆)
368, 1, 35funcf1 17790 . . . 4 (𝜑𝑅:(Base‘𝐷)⟶(Base‘𝐸))
3736, 23ffvelcdmd 7030 . . 3 (𝜑 → (𝑅‘(𝑀𝑌)) ∈ (Base‘𝐸))
384, 5, 8, 2, 23natcl 17880 . . 3 (𝜑 → (𝐵‘(𝑀𝑌)) ∈ ((𝐾‘(𝑀𝑌))(Hom ‘𝐸)(𝑅‘(𝑀𝑌))))
391, 2, 3, 7, 17, 20, 24, 31, 34, 37, 38catass 17609 . 2 (𝜑 → (((𝐵‘(𝑀𝑌))(⟨(𝐾‘(𝐹𝑌)), (𝐾‘(𝑀𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝐹𝑌)𝐿(𝑀𝑌))‘(𝐴𝑌)))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝐹𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝐹𝑌))‘((𝑋𝐺𝑌)‘𝐻))) = ((𝐵‘(𝑀𝑌))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))((((𝐹𝑌)𝐿(𝑀𝑌))‘(𝐴𝑌))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝐹𝑌))⟩(comp‘𝐸)(𝐾‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝐹𝑌))‘((𝑋𝐺𝑌)‘𝐻)))))
4015, 18, 12, 29, 6fuco22natlem1 49583 . . 3 (𝜑 → ((((𝐹𝑌)𝐿(𝑀𝑌))‘(𝐴𝑌))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝐹𝑌))⟩(comp‘𝐸)(𝐾‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝐹𝑌))‘((𝑋𝐺𝑌)‘𝐻))) = ((((𝑀𝑋)𝐿(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑋))⟩(comp‘𝐸)(𝐾‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋))))
4140oveq2d 7374 . 2 (𝜑 → ((𝐵‘(𝑀𝑌))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))((((𝐹𝑌)𝐿(𝑀𝑌))‘(𝐴𝑌))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝐹𝑌))⟩(comp‘𝐸)(𝐾‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝐹𝑌))‘((𝑋𝐺𝑌)‘𝐻)))) = ((𝐵‘(𝑀𝑌))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))((((𝑀𝑋)𝐿(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑋))⟩(comp‘𝐸)(𝐾‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋)))))
4222, 15ffvelcdmd 7030 . . . . 5 (𝜑 → (𝑀𝑋) ∈ (Base‘𝐷))
4310, 27, 25, 21, 15, 18funcf2 17792 . . . . . 6 (𝜑 → (𝑋𝑁𝑌):(𝑋(Hom ‘𝐶)𝑌)⟶((𝑀𝑋)(Hom ‘𝐷)(𝑀𝑌)))
4443, 29ffvelcdmd 7030 . . . . 5 (𝜑 → ((𝑋𝑁𝑌)‘𝐻) ∈ ((𝑀𝑋)(Hom ‘𝐷)(𝑀𝑌)))
454, 5, 8, 25, 3, 42, 23, 44nati 17882 . . . 4 (𝜑 → ((𝐵‘(𝑀𝑌))(⟨(𝐾‘(𝑀𝑋)), (𝐾‘(𝑀𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝑀𝑋)𝐿(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻))) = ((((𝑀𝑋)𝑆(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻))(⟨(𝐾‘(𝑀𝑋)), (𝑅‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(𝐵‘(𝑀𝑋))))
4645oveq1d 7373 . . 3 (𝜑 → (((𝐵‘(𝑀𝑌))(⟨(𝐾‘(𝑀𝑋)), (𝐾‘(𝑀𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝑀𝑋)𝐿(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻)))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋))) = (((((𝑀𝑋)𝑆(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻))(⟨(𝐾‘(𝑀𝑋)), (𝑅‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(𝐵‘(𝑀𝑋)))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋))))
479, 42ffvelcdmd 7030 . . . 4 (𝜑 → (𝐾‘(𝑀𝑋)) ∈ (Base‘𝐸))
488, 25, 2, 6, 16, 42funcf2 17792 . . . . 5 (𝜑 → ((𝐹𝑋)𝐿(𝑀𝑋)):((𝐹𝑋)(Hom ‘𝐷)(𝑀𝑋))⟶((𝐾‘(𝐹𝑋))(Hom ‘𝐸)(𝐾‘(𝑀𝑋))))
4911, 12, 10, 25, 15natcl 17880 . . . . 5 (𝜑 → (𝐴𝑋) ∈ ((𝐹𝑋)(Hom ‘𝐷)(𝑀𝑋)))
5048, 49ffvelcdmd 7030 . . . 4 (𝜑 → (((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋)) ∈ ((𝐾‘(𝐹𝑋))(Hom ‘𝐸)(𝐾‘(𝑀𝑋))))
518, 25, 2, 6, 42, 23funcf2 17792 . . . . 5 (𝜑 → ((𝑀𝑋)𝐿(𝑀𝑌)):((𝑀𝑋)(Hom ‘𝐷)(𝑀𝑌))⟶((𝐾‘(𝑀𝑋))(Hom ‘𝐸)(𝐾‘(𝑀𝑌))))
5251, 44ffvelcdmd 7030 . . . 4 (𝜑 → (((𝑀𝑋)𝐿(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻)) ∈ ((𝐾‘(𝑀𝑋))(Hom ‘𝐸)(𝐾‘(𝑀𝑌))))
531, 2, 3, 7, 17, 47, 24, 50, 52, 37, 38catass 17609 . . 3 (𝜑 → (((𝐵‘(𝑀𝑌))(⟨(𝐾‘(𝑀𝑋)), (𝐾‘(𝑀𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝑀𝑋)𝐿(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻)))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋))) = ((𝐵‘(𝑀𝑌))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))((((𝑀𝑋)𝐿(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑋))⟩(comp‘𝐸)(𝐾‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋)))))
5436, 42ffvelcdmd 7030 . . . 4 (𝜑 → (𝑅‘(𝑀𝑋)) ∈ (Base‘𝐸))
554, 5, 8, 2, 42natcl 17880 . . . 4 (𝜑 → (𝐵‘(𝑀𝑋)) ∈ ((𝐾‘(𝑀𝑋))(Hom ‘𝐸)(𝑅‘(𝑀𝑋))))
568, 25, 2, 35, 42, 23funcf2 17792 . . . . 5 (𝜑 → ((𝑀𝑋)𝑆(𝑀𝑌)):((𝑀𝑋)(Hom ‘𝐷)(𝑀𝑌))⟶((𝑅‘(𝑀𝑋))(Hom ‘𝐸)(𝑅‘(𝑀𝑌))))
5756, 44ffvelcdmd 7030 . . . 4 (𝜑 → (((𝑀𝑋)𝑆(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻)) ∈ ((𝑅‘(𝑀𝑋))(Hom ‘𝐸)(𝑅‘(𝑀𝑌))))
581, 2, 3, 7, 17, 47, 54, 50, 55, 37, 57catass 17609 . . 3 (𝜑 → (((((𝑀𝑋)𝑆(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻))(⟨(𝐾‘(𝑀𝑋)), (𝑅‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(𝐵‘(𝑀𝑋)))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋))) = ((((𝑀𝑋)𝑆(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻))(⟨(𝐾‘(𝐹𝑋)), (𝑅‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))((𝐵‘(𝑀𝑋))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑋)))(((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋)))))
5946, 53, 583eqtr3d 2779 . 2 (𝜑 → ((𝐵‘(𝑀𝑌))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))((((𝑀𝑋)𝐿(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑋))⟩(comp‘𝐸)(𝐾‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋)))) = ((((𝑀𝑋)𝑆(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻))(⟨(𝐾‘(𝐹𝑋)), (𝑅‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))((𝐵‘(𝑀𝑋))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑋)))(((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋)))))
6039, 41, 593eqtrd 2775 1 (𝜑 → (((𝐵‘(𝑀𝑌))(⟨(𝐾‘(𝐹𝑌)), (𝐾‘(𝑀𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝐹𝑌)𝐿(𝑀𝑌))‘(𝐴𝑌)))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝐹𝑌))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))(((𝐹𝑋)𝐿(𝐹𝑌))‘((𝑋𝐺𝑌)‘𝐻))) = ((((𝑀𝑋)𝑆(𝑀𝑌))‘((𝑋𝑁𝑌)‘𝐻))(⟨(𝐾‘(𝐹𝑋)), (𝑅‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑌)))((𝐵‘(𝑀𝑋))(⟨(𝐾‘(𝐹𝑋)), (𝐾‘(𝑀𝑋))⟩(comp‘𝐸)(𝑅‘(𝑀𝑋)))(((𝐹𝑋)𝐿(𝑀𝑋))‘(𝐴𝑋)))))
Colors of variables: wff setvar class
Syntax hints:  wi 4   = wceq 1541  wcel 2113  cop 4586  cfv 6492  (class class class)co 7358  Basecbs 17136  Hom chom 17188  compcco 17189   Nat cnat 17868
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1911  ax-6 1968  ax-7 2009  ax-8 2115  ax-9 2123  ax-10 2146  ax-11 2162  ax-12 2184  ax-ext 2708  ax-rep 5224  ax-sep 5241  ax-nul 5251  ax-pow 5310  ax-pr 5377  ax-un 7680
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1544  df-fal 1554  df-ex 1781  df-nf 1785  df-sb 2068  df-mo 2539  df-eu 2569  df-clab 2715  df-cleq 2728  df-clel 2811  df-nfc 2885  df-ne 2933  df-ral 3052  df-rex 3061  df-reu 3351  df-rab 3400  df-v 3442  df-sbc 3741  df-csb 3850  df-dif 3904  df-un 3906  df-in 3908  df-ss 3918  df-nul 4286  df-if 4480  df-pw 4556  df-sn 4581  df-pr 4583  df-op 4587  df-uni 4864  df-iun 4948  df-br 5099  df-opab 5161  df-mpt 5180  df-id 5519  df-xp 5630  df-rel 5631  df-cnv 5632  df-co 5633  df-dm 5634  df-rn 5635  df-res 5636  df-ima 5637  df-iota 6448  df-fun 6494  df-fn 6495  df-f 6496  df-f1 6497  df-fo 6498  df-f1o 6499  df-fv 6500  df-ov 7361  df-oprab 7362  df-mpo 7363  df-1st 7933  df-2nd 7934  df-map 8765  df-ixp 8836  df-cat 17591  df-func 17782  df-nat 17870
This theorem is referenced by:  fuco22natlem3  49585
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