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Theorem mhmpropd 17164
Description: Monoid homomorphism depends only on the monoidal attributes of structures. (Contributed by Mario Carneiro, 12-Mar-2015.) (Revised by Mario Carneiro, 7-Nov-2015.)
Hypotheses
Ref Expression
mhmpropd.a (𝜑𝐵 = (Base‘𝐽))
mhmpropd.b (𝜑𝐶 = (Base‘𝐾))
mhmpropd.c (𝜑𝐵 = (Base‘𝐿))
mhmpropd.d (𝜑𝐶 = (Base‘𝑀))
mhmpropd.e ((𝜑 ∧ (𝑥𝐵𝑦𝐵)) → (𝑥(+g𝐽)𝑦) = (𝑥(+g𝐿)𝑦))
mhmpropd.f ((𝜑 ∧ (𝑥𝐶𝑦𝐶)) → (𝑥(+g𝐾)𝑦) = (𝑥(+g𝑀)𝑦))
Assertion
Ref Expression
mhmpropd (𝜑 → (𝐽 MndHom 𝐾) = (𝐿 MndHom 𝑀))
Distinct variable groups:   𝑥,𝑦,𝐵   𝑥,𝐶,𝑦   𝑥,𝐽,𝑦   𝑥,𝐿,𝑦   𝜑,𝑥,𝑦   𝑥,𝐾,𝑦   𝑥,𝑀,𝑦

Proof of Theorem mhmpropd
Dummy variables 𝑤 𝑧 𝑓 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 mhmpropd.e . . . . . . . . . . . . . . . 16 ((𝜑 ∧ (𝑥𝐵𝑦𝐵)) → (𝑥(+g𝐽)𝑦) = (𝑥(+g𝐿)𝑦))
21fveq2d 6107 . . . . . . . . . . . . . . 15 ((𝜑 ∧ (𝑥𝐵𝑦𝐵)) → (𝑓‘(𝑥(+g𝐽)𝑦)) = (𝑓‘(𝑥(+g𝐿)𝑦)))
32adantlr 747 . . . . . . . . . . . . . 14 (((𝜑𝑓:𝐵𝐶) ∧ (𝑥𝐵𝑦𝐵)) → (𝑓‘(𝑥(+g𝐽)𝑦)) = (𝑓‘(𝑥(+g𝐿)𝑦)))
4 ffvelrn 6265 . . . . . . . . . . . . . . . . 17 ((𝑓:𝐵𝐶𝑥𝐵) → (𝑓𝑥) ∈ 𝐶)
5 ffvelrn 6265 . . . . . . . . . . . . . . . . 17 ((𝑓:𝐵𝐶𝑦𝐵) → (𝑓𝑦) ∈ 𝐶)
64, 5anim12dan 878 . . . . . . . . . . . . . . . 16 ((𝑓:𝐵𝐶 ∧ (𝑥𝐵𝑦𝐵)) → ((𝑓𝑥) ∈ 𝐶 ∧ (𝑓𝑦) ∈ 𝐶))
7 mhmpropd.f . . . . . . . . . . . . . . . . . 18 ((𝜑 ∧ (𝑥𝐶𝑦𝐶)) → (𝑥(+g𝐾)𝑦) = (𝑥(+g𝑀)𝑦))
87ralrimivva 2954 . . . . . . . . . . . . . . . . 17 (𝜑 → ∀𝑥𝐶𝑦𝐶 (𝑥(+g𝐾)𝑦) = (𝑥(+g𝑀)𝑦))
9 oveq1 6556 . . . . . . . . . . . . . . . . . . 19 (𝑥 = 𝑤 → (𝑥(+g𝐾)𝑦) = (𝑤(+g𝐾)𝑦))
10 oveq1 6556 . . . . . . . . . . . . . . . . . . 19 (𝑥 = 𝑤 → (𝑥(+g𝑀)𝑦) = (𝑤(+g𝑀)𝑦))
119, 10eqeq12d 2625 . . . . . . . . . . . . . . . . . 18 (𝑥 = 𝑤 → ((𝑥(+g𝐾)𝑦) = (𝑥(+g𝑀)𝑦) ↔ (𝑤(+g𝐾)𝑦) = (𝑤(+g𝑀)𝑦)))
12 oveq2 6557 . . . . . . . . . . . . . . . . . . 19 (𝑦 = 𝑧 → (𝑤(+g𝐾)𝑦) = (𝑤(+g𝐾)𝑧))
13 oveq2 6557 . . . . . . . . . . . . . . . . . . 19 (𝑦 = 𝑧 → (𝑤(+g𝑀)𝑦) = (𝑤(+g𝑀)𝑧))
1412, 13eqeq12d 2625 . . . . . . . . . . . . . . . . . 18 (𝑦 = 𝑧 → ((𝑤(+g𝐾)𝑦) = (𝑤(+g𝑀)𝑦) ↔ (𝑤(+g𝐾)𝑧) = (𝑤(+g𝑀)𝑧)))
1511, 14cbvral2v 3155 . . . . . . . . . . . . . . . . 17 (∀𝑥𝐶𝑦𝐶 (𝑥(+g𝐾)𝑦) = (𝑥(+g𝑀)𝑦) ↔ ∀𝑤𝐶𝑧𝐶 (𝑤(+g𝐾)𝑧) = (𝑤(+g𝑀)𝑧))
168, 15sylib 207 . . . . . . . . . . . . . . . 16 (𝜑 → ∀𝑤𝐶𝑧𝐶 (𝑤(+g𝐾)𝑧) = (𝑤(+g𝑀)𝑧))
17 oveq1 6556 . . . . . . . . . . . . . . . . . 18 (𝑤 = (𝑓𝑥) → (𝑤(+g𝐾)𝑧) = ((𝑓𝑥)(+g𝐾)𝑧))
18 oveq1 6556 . . . . . . . . . . . . . . . . . 18 (𝑤 = (𝑓𝑥) → (𝑤(+g𝑀)𝑧) = ((𝑓𝑥)(+g𝑀)𝑧))
1917, 18eqeq12d 2625 . . . . . . . . . . . . . . . . 17 (𝑤 = (𝑓𝑥) → ((𝑤(+g𝐾)𝑧) = (𝑤(+g𝑀)𝑧) ↔ ((𝑓𝑥)(+g𝐾)𝑧) = ((𝑓𝑥)(+g𝑀)𝑧)))
20 oveq2 6557 . . . . . . . . . . . . . . . . . 18 (𝑧 = (𝑓𝑦) → ((𝑓𝑥)(+g𝐾)𝑧) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)))
21 oveq2 6557 . . . . . . . . . . . . . . . . . 18 (𝑧 = (𝑓𝑦) → ((𝑓𝑥)(+g𝑀)𝑧) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)))
2220, 21eqeq12d 2625 . . . . . . . . . . . . . . . . 17 (𝑧 = (𝑓𝑦) → (((𝑓𝑥)(+g𝐾)𝑧) = ((𝑓𝑥)(+g𝑀)𝑧) ↔ ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦))))
2319, 22rspc2va 3294 . . . . . . . . . . . . . . . 16 ((((𝑓𝑥) ∈ 𝐶 ∧ (𝑓𝑦) ∈ 𝐶) ∧ ∀𝑤𝐶𝑧𝐶 (𝑤(+g𝐾)𝑧) = (𝑤(+g𝑀)𝑧)) → ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)))
246, 16, 23syl2anr 494 . . . . . . . . . . . . . . 15 ((𝜑 ∧ (𝑓:𝐵𝐶 ∧ (𝑥𝐵𝑦𝐵))) → ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)))
2524anassrs 678 . . . . . . . . . . . . . 14 (((𝜑𝑓:𝐵𝐶) ∧ (𝑥𝐵𝑦𝐵)) → ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)))
263, 25eqeq12d 2625 . . . . . . . . . . . . 13 (((𝜑𝑓:𝐵𝐶) ∧ (𝑥𝐵𝑦𝐵)) → ((𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ↔ (𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦))))
27262ralbidva 2971 . . . . . . . . . . . 12 ((𝜑𝑓:𝐵𝐶) → (∀𝑥𝐵𝑦𝐵 (𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ↔ ∀𝑥𝐵𝑦𝐵 (𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦))))
2827adantrl 748 . . . . . . . . . . 11 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → (∀𝑥𝐵𝑦𝐵 (𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ↔ ∀𝑥𝐵𝑦𝐵 (𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦))))
29 mhmpropd.a . . . . . . . . . . . . 13 (𝜑𝐵 = (Base‘𝐽))
30 raleq 3115 . . . . . . . . . . . . . 14 (𝐵 = (Base‘𝐽) → (∀𝑦𝐵 (𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ↔ ∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦))))
3130raleqbi1dv 3123 . . . . . . . . . . . . 13 (𝐵 = (Base‘𝐽) → (∀𝑥𝐵𝑦𝐵 (𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ↔ ∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦))))
3229, 31syl 17 . . . . . . . . . . . 12 (𝜑 → (∀𝑥𝐵𝑦𝐵 (𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ↔ ∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦))))
3332adantr 480 . . . . . . . . . . 11 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → (∀𝑥𝐵𝑦𝐵 (𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ↔ ∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦))))
34 mhmpropd.c . . . . . . . . . . . . 13 (𝜑𝐵 = (Base‘𝐿))
35 raleq 3115 . . . . . . . . . . . . . 14 (𝐵 = (Base‘𝐿) → (∀𝑦𝐵 (𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ↔ ∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦))))
3635raleqbi1dv 3123 . . . . . . . . . . . . 13 (𝐵 = (Base‘𝐿) → (∀𝑥𝐵𝑦𝐵 (𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ↔ ∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦))))
3734, 36syl 17 . . . . . . . . . . . 12 (𝜑 → (∀𝑥𝐵𝑦𝐵 (𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ↔ ∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦))))
3837adantr 480 . . . . . . . . . . 11 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → (∀𝑥𝐵𝑦𝐵 (𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ↔ ∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦))))
3928, 33, 383bitr3d 297 . . . . . . . . . 10 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → (∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ↔ ∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦))))
4029adantr 480 . . . . . . . . . . . . 13 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → 𝐵 = (Base‘𝐽))
4134adantr 480 . . . . . . . . . . . . 13 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → 𝐵 = (Base‘𝐿))
421adantlr 747 . . . . . . . . . . . . 13 (((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) ∧ (𝑥𝐵𝑦𝐵)) → (𝑥(+g𝐽)𝑦) = (𝑥(+g𝐿)𝑦))
4340, 41, 42grpidpropd 17084 . . . . . . . . . . . 12 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → (0g𝐽) = (0g𝐿))
4443fveq2d 6107 . . . . . . . . . . 11 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → (𝑓‘(0g𝐽)) = (𝑓‘(0g𝐿)))
45 mhmpropd.b . . . . . . . . . . . . 13 (𝜑𝐶 = (Base‘𝐾))
4645adantr 480 . . . . . . . . . . . 12 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → 𝐶 = (Base‘𝐾))
47 mhmpropd.d . . . . . . . . . . . . 13 (𝜑𝐶 = (Base‘𝑀))
4847adantr 480 . . . . . . . . . . . 12 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → 𝐶 = (Base‘𝑀))
497adantlr 747 . . . . . . . . . . . 12 (((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) ∧ (𝑥𝐶𝑦𝐶)) → (𝑥(+g𝐾)𝑦) = (𝑥(+g𝑀)𝑦))
5046, 48, 49grpidpropd 17084 . . . . . . . . . . 11 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → (0g𝐾) = (0g𝑀))
5144, 50eqeq12d 2625 . . . . . . . . . 10 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → ((𝑓‘(0g𝐽)) = (0g𝐾) ↔ (𝑓‘(0g𝐿)) = (0g𝑀)))
5239, 51anbi12d 743 . . . . . . . . 9 ((𝜑 ∧ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ 𝑓:𝐵𝐶)) → ((∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ∧ (𝑓‘(0g𝐽)) = (0g𝐾)) ↔ (∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀))))
5352anassrs 678 . . . . . . . 8 (((𝜑 ∧ (𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd)) ∧ 𝑓:𝐵𝐶) → ((∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ∧ (𝑓‘(0g𝐽)) = (0g𝐾)) ↔ (∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀))))
5453pm5.32da 671 . . . . . . 7 ((𝜑 ∧ (𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd)) → ((𝑓:𝐵𝐶 ∧ (∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ∧ (𝑓‘(0g𝐽)) = (0g𝐾))) ↔ (𝑓:𝐵𝐶 ∧ (∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀)))))
5529, 45feq23d 5953 . . . . . . . . 9 (𝜑 → (𝑓:𝐵𝐶𝑓:(Base‘𝐽)⟶(Base‘𝐾)))
5655adantr 480 . . . . . . . 8 ((𝜑 ∧ (𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd)) → (𝑓:𝐵𝐶𝑓:(Base‘𝐽)⟶(Base‘𝐾)))
5756anbi1d 737 . . . . . . 7 ((𝜑 ∧ (𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd)) → ((𝑓:𝐵𝐶 ∧ (∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ∧ (𝑓‘(0g𝐽)) = (0g𝐾))) ↔ (𝑓:(Base‘𝐽)⟶(Base‘𝐾) ∧ (∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ∧ (𝑓‘(0g𝐽)) = (0g𝐾)))))
5834, 47feq23d 5953 . . . . . . . . 9 (𝜑 → (𝑓:𝐵𝐶𝑓:(Base‘𝐿)⟶(Base‘𝑀)))
5958adantr 480 . . . . . . . 8 ((𝜑 ∧ (𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd)) → (𝑓:𝐵𝐶𝑓:(Base‘𝐿)⟶(Base‘𝑀)))
6059anbi1d 737 . . . . . . 7 ((𝜑 ∧ (𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd)) → ((𝑓:𝐵𝐶 ∧ (∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀))) ↔ (𝑓:(Base‘𝐿)⟶(Base‘𝑀) ∧ (∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀)))))
6154, 57, 603bitr3d 297 . . . . . 6 ((𝜑 ∧ (𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd)) → ((𝑓:(Base‘𝐽)⟶(Base‘𝐾) ∧ (∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ∧ (𝑓‘(0g𝐽)) = (0g𝐾))) ↔ (𝑓:(Base‘𝐿)⟶(Base‘𝑀) ∧ (∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀)))))
62 3anass 1035 . . . . . 6 ((𝑓:(Base‘𝐽)⟶(Base‘𝐾) ∧ ∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ∧ (𝑓‘(0g𝐽)) = (0g𝐾)) ↔ (𝑓:(Base‘𝐽)⟶(Base‘𝐾) ∧ (∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ∧ (𝑓‘(0g𝐽)) = (0g𝐾))))
63 3anass 1035 . . . . . 6 ((𝑓:(Base‘𝐿)⟶(Base‘𝑀) ∧ ∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀)) ↔ (𝑓:(Base‘𝐿)⟶(Base‘𝑀) ∧ (∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀))))
6461, 62, 633bitr4g 302 . . . . 5 ((𝜑 ∧ (𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd)) → ((𝑓:(Base‘𝐽)⟶(Base‘𝐾) ∧ ∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ∧ (𝑓‘(0g𝐽)) = (0g𝐾)) ↔ (𝑓:(Base‘𝐿)⟶(Base‘𝑀) ∧ ∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀))))
6564pm5.32da 671 . . . 4 (𝜑 → (((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ (𝑓:(Base‘𝐽)⟶(Base‘𝐾) ∧ ∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ∧ (𝑓‘(0g𝐽)) = (0g𝐾))) ↔ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ (𝑓:(Base‘𝐿)⟶(Base‘𝑀) ∧ ∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀)))))
6629, 34, 1mndpropd 17139 . . . . . 6 (𝜑 → (𝐽 ∈ Mnd ↔ 𝐿 ∈ Mnd))
6745, 47, 7mndpropd 17139 . . . . . 6 (𝜑 → (𝐾 ∈ Mnd ↔ 𝑀 ∈ Mnd))
6866, 67anbi12d 743 . . . . 5 (𝜑 → ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ↔ (𝐿 ∈ Mnd ∧ 𝑀 ∈ Mnd)))
6968anbi1d 737 . . . 4 (𝜑 → (((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ (𝑓:(Base‘𝐿)⟶(Base‘𝑀) ∧ ∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀))) ↔ ((𝐿 ∈ Mnd ∧ 𝑀 ∈ Mnd) ∧ (𝑓:(Base‘𝐿)⟶(Base‘𝑀) ∧ ∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀)))))
7065, 69bitrd 267 . . 3 (𝜑 → (((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ (𝑓:(Base‘𝐽)⟶(Base‘𝐾) ∧ ∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ∧ (𝑓‘(0g𝐽)) = (0g𝐾))) ↔ ((𝐿 ∈ Mnd ∧ 𝑀 ∈ Mnd) ∧ (𝑓:(Base‘𝐿)⟶(Base‘𝑀) ∧ ∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀)))))
71 eqid 2610 . . . 4 (Base‘𝐽) = (Base‘𝐽)
72 eqid 2610 . . . 4 (Base‘𝐾) = (Base‘𝐾)
73 eqid 2610 . . . 4 (+g𝐽) = (+g𝐽)
74 eqid 2610 . . . 4 (+g𝐾) = (+g𝐾)
75 eqid 2610 . . . 4 (0g𝐽) = (0g𝐽)
76 eqid 2610 . . . 4 (0g𝐾) = (0g𝐾)
7771, 72, 73, 74, 75, 76ismhm 17160 . . 3 (𝑓 ∈ (𝐽 MndHom 𝐾) ↔ ((𝐽 ∈ Mnd ∧ 𝐾 ∈ Mnd) ∧ (𝑓:(Base‘𝐽)⟶(Base‘𝐾) ∧ ∀𝑥 ∈ (Base‘𝐽)∀𝑦 ∈ (Base‘𝐽)(𝑓‘(𝑥(+g𝐽)𝑦)) = ((𝑓𝑥)(+g𝐾)(𝑓𝑦)) ∧ (𝑓‘(0g𝐽)) = (0g𝐾))))
78 eqid 2610 . . . 4 (Base‘𝐿) = (Base‘𝐿)
79 eqid 2610 . . . 4 (Base‘𝑀) = (Base‘𝑀)
80 eqid 2610 . . . 4 (+g𝐿) = (+g𝐿)
81 eqid 2610 . . . 4 (+g𝑀) = (+g𝑀)
82 eqid 2610 . . . 4 (0g𝐿) = (0g𝐿)
83 eqid 2610 . . . 4 (0g𝑀) = (0g𝑀)
8478, 79, 80, 81, 82, 83ismhm 17160 . . 3 (𝑓 ∈ (𝐿 MndHom 𝑀) ↔ ((𝐿 ∈ Mnd ∧ 𝑀 ∈ Mnd) ∧ (𝑓:(Base‘𝐿)⟶(Base‘𝑀) ∧ ∀𝑥 ∈ (Base‘𝐿)∀𝑦 ∈ (Base‘𝐿)(𝑓‘(𝑥(+g𝐿)𝑦)) = ((𝑓𝑥)(+g𝑀)(𝑓𝑦)) ∧ (𝑓‘(0g𝐿)) = (0g𝑀))))
8570, 77, 843bitr4g 302 . 2 (𝜑 → (𝑓 ∈ (𝐽 MndHom 𝐾) ↔ 𝑓 ∈ (𝐿 MndHom 𝑀)))
8685eqrdv 2608 1 (𝜑 → (𝐽 MndHom 𝐾) = (𝐿 MndHom 𝑀))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 195  wa 383  w3a 1031   = wceq 1475  wcel 1977  wral 2896  wf 5800  cfv 5804  (class class class)co 6549  Basecbs 15695  +gcplusg 15768  0gc0g 15923  Mndcmnd 17117   MndHom cmhm 17156
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1713  ax-4 1728  ax-5 1827  ax-6 1875  ax-7 1922  ax-8 1979  ax-9 1986  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-sep 4709  ax-nul 4717  ax-pow 4769  ax-pr 4833  ax-un 6847
This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3an 1033  df-tru 1478  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-mo 2463  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  df-ne 2782  df-ral 2901  df-rex 2902  df-rab 2905  df-v 3175  df-sbc 3403  df-dif 3543  df-un 3545  df-in 3547  df-ss 3554  df-nul 3875  df-if 4037  df-pw 4110  df-sn 4126  df-pr 4128  df-op 4132  df-uni 4373  df-br 4584  df-opab 4644  df-mpt 4645  df-id 4953  df-xp 5044  df-rel 5045  df-cnv 5046  df-co 5047  df-dm 5048  df-rn 5049  df-iota 5768  df-fun 5806  df-fn 5807  df-f 5808  df-fv 5812  df-ov 6552  df-oprab 6553  df-mpt2 6554  df-map 7746  df-0g 15925  df-mgm 17065  df-sgrp 17107  df-mnd 17118  df-mhm 17158
This theorem is referenced by:  ghmpropd  17521  pwsco1rhm  18561  pwsco2rhm  18562  pwsdiagrhm  18636  rhmpropd  18638
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