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Theorem gsumzres 19102
 Description: Extend a finite group sum by padding outside with zeroes. (Contributed by Mario Carneiro, 24-Apr-2016.) (Revised by AV, 31-May-2019.)
Hypotheses
Ref Expression
gsumzcl.b 𝐵 = (Base‘𝐺)
gsumzcl.0 0 = (0g𝐺)
gsumzcl.z 𝑍 = (Cntz‘𝐺)
gsumzcl.g (𝜑𝐺 ∈ Mnd)
gsumzcl.a (𝜑𝐴𝑉)
gsumzcl.f (𝜑𝐹:𝐴𝐵)
gsumzcl.c (𝜑 → ran 𝐹 ⊆ (𝑍‘ran 𝐹))
gsumzres.s (𝜑 → (𝐹 supp 0 ) ⊆ 𝑊)
gsumzres.w (𝜑𝐹 finSupp 0 )
Assertion
Ref Expression
gsumzres (𝜑 → (𝐺 Σg (𝐹𝑊)) = (𝐺 Σg 𝐹))

Proof of Theorem gsumzres
Dummy variables 𝑓 𝑘 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 gsumzcl.g . . . . . . 7 (𝜑𝐺 ∈ Mnd)
2 gsumzcl.a . . . . . . . 8 (𝜑𝐴𝑉)
3 inex1g 5192 . . . . . . . 8 (𝐴𝑉 → (𝐴𝑊) ∈ V)
42, 3syl 17 . . . . . . 7 (𝜑 → (𝐴𝑊) ∈ V)
5 gsumzcl.0 . . . . . . . 8 0 = (0g𝐺)
65gsumz 18071 . . . . . . 7 ((𝐺 ∈ Mnd ∧ (𝐴𝑊) ∈ V) → (𝐺 Σg (𝑘 ∈ (𝐴𝑊) ↦ 0 )) = 0 )
71, 4, 6syl2anc 587 . . . . . 6 (𝜑 → (𝐺 Σg (𝑘 ∈ (𝐴𝑊) ↦ 0 )) = 0 )
85gsumz 18071 . . . . . . 7 ((𝐺 ∈ Mnd ∧ 𝐴𝑉) → (𝐺 Σg (𝑘𝐴0 )) = 0 )
91, 2, 8syl2anc 587 . . . . . 6 (𝜑 → (𝐺 Σg (𝑘𝐴0 )) = 0 )
107, 9eqtr4d 2796 . . . . 5 (𝜑 → (𝐺 Σg (𝑘 ∈ (𝐴𝑊) ↦ 0 )) = (𝐺 Σg (𝑘𝐴0 )))
1110adantr 484 . . . 4 ((𝜑 ∧ (𝐹 supp 0 ) = ∅) → (𝐺 Σg (𝑘 ∈ (𝐴𝑊) ↦ 0 )) = (𝐺 Σg (𝑘𝐴0 )))
12 resres 5840 . . . . . . . 8 ((𝐹𝐴) ↾ 𝑊) = (𝐹 ↾ (𝐴𝑊))
13 gsumzcl.f . . . . . . . . . 10 (𝜑𝐹:𝐴𝐵)
14 ffn 6502 . . . . . . . . . 10 (𝐹:𝐴𝐵𝐹 Fn 𝐴)
15 fnresdm 6453 . . . . . . . . . 10 (𝐹 Fn 𝐴 → (𝐹𝐴) = 𝐹)
1613, 14, 153syl 18 . . . . . . . . 9 (𝜑 → (𝐹𝐴) = 𝐹)
1716reseq1d 5826 . . . . . . . 8 (𝜑 → ((𝐹𝐴) ↾ 𝑊) = (𝐹𝑊))
1812, 17syl5eqr 2807 . . . . . . 7 (𝜑 → (𝐹 ↾ (𝐴𝑊)) = (𝐹𝑊))
1918adantr 484 . . . . . 6 ((𝜑 ∧ (𝐹 supp 0 ) = ∅) → (𝐹 ↾ (𝐴𝑊)) = (𝐹𝑊))
205fvexi 6676 . . . . . . . . . 10 0 ∈ V
2120a1i 11 . . . . . . . . 9 (𝜑0 ∈ V)
22 ssid 3916 . . . . . . . . . 10 (𝐹 supp 0 ) ⊆ (𝐹 supp 0 )
2322a1i 11 . . . . . . . . 9 (𝜑 → (𝐹 supp 0 ) ⊆ (𝐹 supp 0 ))
2413, 2, 21, 23gsumcllem 19101 . . . . . . . 8 ((𝜑 ∧ (𝐹 supp 0 ) = ∅) → 𝐹 = (𝑘𝐴0 ))
2524reseq1d 5826 . . . . . . 7 ((𝜑 ∧ (𝐹 supp 0 ) = ∅) → (𝐹 ↾ (𝐴𝑊)) = ((𝑘𝐴0 ) ↾ (𝐴𝑊)))
26 inss1 4135 . . . . . . . 8 (𝐴𝑊) ⊆ 𝐴
27 resmpt 5881 . . . . . . . 8 ((𝐴𝑊) ⊆ 𝐴 → ((𝑘𝐴0 ) ↾ (𝐴𝑊)) = (𝑘 ∈ (𝐴𝑊) ↦ 0 ))
2826, 27ax-mp 5 . . . . . . 7 ((𝑘𝐴0 ) ↾ (𝐴𝑊)) = (𝑘 ∈ (𝐴𝑊) ↦ 0 )
2925, 28eqtrdi 2809 . . . . . 6 ((𝜑 ∧ (𝐹 supp 0 ) = ∅) → (𝐹 ↾ (𝐴𝑊)) = (𝑘 ∈ (𝐴𝑊) ↦ 0 ))
3019, 29eqtr3d 2795 . . . . 5 ((𝜑 ∧ (𝐹 supp 0 ) = ∅) → (𝐹𝑊) = (𝑘 ∈ (𝐴𝑊) ↦ 0 ))
3130oveq2d 7171 . . . 4 ((𝜑 ∧ (𝐹 supp 0 ) = ∅) → (𝐺 Σg (𝐹𝑊)) = (𝐺 Σg (𝑘 ∈ (𝐴𝑊) ↦ 0 )))
3224oveq2d 7171 . . . 4 ((𝜑 ∧ (𝐹 supp 0 ) = ∅) → (𝐺 Σg 𝐹) = (𝐺 Σg (𝑘𝐴0 )))
3311, 31, 323eqtr4d 2803 . . 3 ((𝜑 ∧ (𝐹 supp 0 ) = ∅) → (𝐺 Σg (𝐹𝑊)) = (𝐺 Σg 𝐹))
3433ex 416 . 2 (𝜑 → ((𝐹 supp 0 ) = ∅ → (𝐺 Σg (𝐹𝑊)) = (𝐺 Σg 𝐹)))
35 f1ofo 6613 . . . . . . . . . . . 12 (𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ) → 𝑓:(1...(♯‘(𝐹 supp 0 )))–onto→(𝐹 supp 0 ))
36 forn 6583 . . . . . . . . . . . 12 (𝑓:(1...(♯‘(𝐹 supp 0 )))–onto→(𝐹 supp 0 ) → ran 𝑓 = (𝐹 supp 0 ))
3735, 36syl 17 . . . . . . . . . . 11 (𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ) → ran 𝑓 = (𝐹 supp 0 ))
3837ad2antll 728 . . . . . . . . . 10 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → ran 𝑓 = (𝐹 supp 0 ))
39 gsumzres.s . . . . . . . . . . 11 (𝜑 → (𝐹 supp 0 ) ⊆ 𝑊)
4039adantr 484 . . . . . . . . . 10 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → (𝐹 supp 0 ) ⊆ 𝑊)
4138, 40eqsstrd 3932 . . . . . . . . 9 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → ran 𝑓𝑊)
42 cores 6083 . . . . . . . . 9 (ran 𝑓𝑊 → ((𝐹𝑊) ∘ 𝑓) = (𝐹𝑓))
4341, 42syl 17 . . . . . . . 8 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → ((𝐹𝑊) ∘ 𝑓) = (𝐹𝑓))
4443seqeq3d 13431 . . . . . . 7 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → seq1((+g𝐺), ((𝐹𝑊) ∘ 𝑓)) = seq1((+g𝐺), (𝐹𝑓)))
4544fveq1d 6664 . . . . . 6 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → (seq1((+g𝐺), ((𝐹𝑊) ∘ 𝑓))‘(♯‘(𝐹 supp 0 ))) = (seq1((+g𝐺), (𝐹𝑓))‘(♯‘(𝐹 supp 0 ))))
46 gsumzcl.b . . . . . . 7 𝐵 = (Base‘𝐺)
47 eqid 2758 . . . . . . 7 (+g𝐺) = (+g𝐺)
48 gsumzcl.z . . . . . . 7 𝑍 = (Cntz‘𝐺)
491adantr 484 . . . . . . 7 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → 𝐺 ∈ Mnd)
504adantr 484 . . . . . . 7 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → (𝐴𝑊) ∈ V)
5113adantr 484 . . . . . . . . 9 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → 𝐹:𝐴𝐵)
52 fssres 6533 . . . . . . . . 9 ((𝐹:𝐴𝐵 ∧ (𝐴𝑊) ⊆ 𝐴) → (𝐹 ↾ (𝐴𝑊)):(𝐴𝑊)⟶𝐵)
5351, 26, 52sylancl 589 . . . . . . . 8 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → (𝐹 ↾ (𝐴𝑊)):(𝐴𝑊)⟶𝐵)
5418feq1d 6487 . . . . . . . . 9 (𝜑 → ((𝐹 ↾ (𝐴𝑊)):(𝐴𝑊)⟶𝐵 ↔ (𝐹𝑊):(𝐴𝑊)⟶𝐵))
5554biimpa 480 . . . . . . . 8 ((𝜑 ∧ (𝐹 ↾ (𝐴𝑊)):(𝐴𝑊)⟶𝐵) → (𝐹𝑊):(𝐴𝑊)⟶𝐵)
5653, 55syldan 594 . . . . . . 7 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → (𝐹𝑊):(𝐴𝑊)⟶𝐵)
57 gsumzcl.c . . . . . . . . 9 (𝜑 → ran 𝐹 ⊆ (𝑍‘ran 𝐹))
58 resss 5852 . . . . . . . . . 10 (𝐹𝑊) ⊆ 𝐹
5958rnssi 5785 . . . . . . . . 9 ran (𝐹𝑊) ⊆ ran 𝐹
6048cntzidss 18540 . . . . . . . . 9 ((ran 𝐹 ⊆ (𝑍‘ran 𝐹) ∧ ran (𝐹𝑊) ⊆ ran 𝐹) → ran (𝐹𝑊) ⊆ (𝑍‘ran (𝐹𝑊)))
6157, 59, 60sylancl 589 . . . . . . . 8 (𝜑 → ran (𝐹𝑊) ⊆ (𝑍‘ran (𝐹𝑊)))
6261adantr 484 . . . . . . 7 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → ran (𝐹𝑊) ⊆ (𝑍‘ran (𝐹𝑊)))
63 simprl 770 . . . . . . 7 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → (♯‘(𝐹 supp 0 )) ∈ ℕ)
64 f1of1 6605 . . . . . . . . 9 (𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ) → 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1→(𝐹 supp 0 ))
6564ad2antll 728 . . . . . . . 8 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1→(𝐹 supp 0 ))
66 suppssdm 7856 . . . . . . . . . . 11 (𝐹 supp 0 ) ⊆ dom 𝐹
6766, 13fssdm 6519 . . . . . . . . . 10 (𝜑 → (𝐹 supp 0 ) ⊆ 𝐴)
6867, 39ssind 4139 . . . . . . . . 9 (𝜑 → (𝐹 supp 0 ) ⊆ (𝐴𝑊))
6968adantr 484 . . . . . . . 8 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → (𝐹 supp 0 ) ⊆ (𝐴𝑊))
70 f1ss 6570 . . . . . . . 8 ((𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1→(𝐹 supp 0 ) ∧ (𝐹 supp 0 ) ⊆ (𝐴𝑊)) → 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1→(𝐴𝑊))
7165, 69, 70syl2anc 587 . . . . . . 7 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1→(𝐴𝑊))
72 fex 6985 . . . . . . . . . . . . 13 ((𝐹:𝐴𝐵𝐴𝑉) → 𝐹 ∈ V)
7313, 2, 72syl2anc 587 . . . . . . . . . . . 12 (𝜑𝐹 ∈ V)
74 ressuppss 7862 . . . . . . . . . . . 12 ((𝐹 ∈ V ∧ 0 ∈ V) → ((𝐹𝑊) supp 0 ) ⊆ (𝐹 supp 0 ))
7573, 20, 74sylancl 589 . . . . . . . . . . 11 (𝜑 → ((𝐹𝑊) supp 0 ) ⊆ (𝐹 supp 0 ))
76 sseq2 3920 . . . . . . . . . . 11 (ran 𝑓 = (𝐹 supp 0 ) → (((𝐹𝑊) supp 0 ) ⊆ ran 𝑓 ↔ ((𝐹𝑊) supp 0 ) ⊆ (𝐹 supp 0 )))
7775, 76syl5ibr 249 . . . . . . . . . 10 (ran 𝑓 = (𝐹 supp 0 ) → (𝜑 → ((𝐹𝑊) supp 0 ) ⊆ ran 𝑓))
7835, 36, 773syl 18 . . . . . . . . 9 (𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ) → (𝜑 → ((𝐹𝑊) supp 0 ) ⊆ ran 𝑓))
7978adantl 485 . . . . . . . 8 (((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 )) → (𝜑 → ((𝐹𝑊) supp 0 ) ⊆ ran 𝑓))
8079impcom 411 . . . . . . 7 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → ((𝐹𝑊) supp 0 ) ⊆ ran 𝑓)
81 eqid 2758 . . . . . . 7 (((𝐹𝑊) ∘ 𝑓) supp 0 ) = (((𝐹𝑊) ∘ 𝑓) supp 0 )
8246, 5, 47, 48, 49, 50, 56, 62, 63, 71, 80, 81gsumval3 19100 . . . . . 6 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → (𝐺 Σg (𝐹𝑊)) = (seq1((+g𝐺), ((𝐹𝑊) ∘ 𝑓))‘(♯‘(𝐹 supp 0 ))))
832adantr 484 . . . . . . 7 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → 𝐴𝑉)
8457adantr 484 . . . . . . 7 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → ran 𝐹 ⊆ (𝑍‘ran 𝐹))
8567adantr 484 . . . . . . . 8 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → (𝐹 supp 0 ) ⊆ 𝐴)
86 f1ss 6570 . . . . . . . 8 ((𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1→(𝐹 supp 0 ) ∧ (𝐹 supp 0 ) ⊆ 𝐴) → 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1𝐴)
8765, 85, 86syl2anc 587 . . . . . . 7 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1𝐴)
8822, 38sseqtrrid 3947 . . . . . . 7 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → (𝐹 supp 0 ) ⊆ ran 𝑓)
89 eqid 2758 . . . . . . 7 ((𝐹𝑓) supp 0 ) = ((𝐹𝑓) supp 0 )
9046, 5, 47, 48, 49, 83, 51, 84, 63, 87, 88, 89gsumval3 19100 . . . . . 6 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → (𝐺 Σg 𝐹) = (seq1((+g𝐺), (𝐹𝑓))‘(♯‘(𝐹 supp 0 ))))
9145, 82, 903eqtr4d 2803 . . . . 5 ((𝜑 ∧ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))) → (𝐺 Σg (𝐹𝑊)) = (𝐺 Σg 𝐹))
9291expr 460 . . . 4 ((𝜑 ∧ (♯‘(𝐹 supp 0 )) ∈ ℕ) → (𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ) → (𝐺 Σg (𝐹𝑊)) = (𝐺 Σg 𝐹)))
9392exlimdv 1934 . . 3 ((𝜑 ∧ (♯‘(𝐹 supp 0 )) ∈ ℕ) → (∃𝑓 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ) → (𝐺 Σg (𝐹𝑊)) = (𝐺 Σg 𝐹)))
9493expimpd 457 . 2 (𝜑 → (((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ ∃𝑓 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 )) → (𝐺 Σg (𝐹𝑊)) = (𝐺 Σg 𝐹)))
95 gsumzres.w . . 3 (𝜑𝐹 finSupp 0 )
96 fsuppimp 8877 . . . 4 (𝐹 finSupp 0 → (Fun 𝐹 ∧ (𝐹 supp 0 ) ∈ Fin))
9796simprd 499 . . 3 (𝐹 finSupp 0 → (𝐹 supp 0 ) ∈ Fin)
98 fz1f1o 15120 . . 3 ((𝐹 supp 0 ) ∈ Fin → ((𝐹 supp 0 ) = ∅ ∨ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ ∃𝑓 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))))
9995, 97, 983syl 18 . 2 (𝜑 → ((𝐹 supp 0 ) = ∅ ∨ ((♯‘(𝐹 supp 0 )) ∈ ℕ ∧ ∃𝑓 𝑓:(1...(♯‘(𝐹 supp 0 )))–1-1-onto→(𝐹 supp 0 ))))
10034, 94, 99mpjaod 857 1 (𝜑 → (𝐺 Σg (𝐹𝑊)) = (𝐺 Σg 𝐹))
 Colors of variables: wff setvar class Syntax hints:   → wi 4   ∧ wa 399   ∨ wo 844   = wceq 1538  ∃wex 1781   ∈ wcel 2111  Vcvv 3409   ∩ cin 3859   ⊆ wss 3860  ∅c0 4227   class class class wbr 5035   ↦ cmpt 5115  ran crn 5528   ↾ cres 5529   ∘ ccom 5531  Fun wfun 6333   Fn wfn 6334  ⟶wf 6335  –1-1→wf1 6336  –onto→wfo 6337  –1-1-onto→wf1o 6338  ‘cfv 6339  (class class class)co 7155   supp csupp 7840  Fincfn 8532   finSupp cfsupp 8871  1c1 10581  ℕcn 11679  ...cfz 12944  seqcseq 13423  ♯chash 13745  Basecbs 16546  +gcplusg 16628  0gc0g 16776   Σg cgsu 16777  Mndcmnd 17982  Cntzccntz 18517 This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1911  ax-6 1970  ax-7 2015  ax-8 2113  ax-9 2121  ax-10 2142  ax-11 2158  ax-12 2175  ax-ext 2729  ax-rep 5159  ax-sep 5172  ax-nul 5179  ax-pow 5237  ax-pr 5301  ax-un 7464  ax-cnex 10636  ax-resscn 10637  ax-1cn 10638  ax-icn 10639  ax-addcl 10640  ax-addrcl 10641  ax-mulcl 10642  ax-mulrcl 10643  ax-mulcom 10644  ax-addass 10645  ax-mulass 10646  ax-distr 10647  ax-i2m1 10648  ax-1ne0 10649  ax-1rid 10650  ax-rnegex 10651  ax-rrecex 10652  ax-cnre 10653  ax-pre-lttri 10654  ax-pre-lttrn 10655  ax-pre-ltadd 10656  ax-pre-mulgt0 10657 This theorem depends on definitions:  df-bi 210  df-an 400  df-or 845  df-3or 1085  df-3an 1086  df-tru 1541  df-fal 1551  df-ex 1782  df-nf 1786  df-sb 2070  df-mo 2557  df-eu 2588  df-clab 2736  df-cleq 2750  df-clel 2830  df-nfc 2901  df-ne 2952  df-nel 3056  df-ral 3075  df-rex 3076  df-reu 3077  df-rmo 3078  df-rab 3079  df-v 3411  df-sbc 3699  df-csb 3808  df-dif 3863  df-un 3865  df-in 3867  df-ss 3877  df-pss 3879  df-nul 4228  df-if 4424  df-pw 4499  df-sn 4526  df-pr 4528  df-tp 4530  df-op 4532  df-uni 4802  df-int 4842  df-iun 4888  df-br 5036  df-opab 5098  df-mpt 5116  df-tr 5142  df-id 5433  df-eprel 5438  df-po 5446  df-so 5447  df-fr 5486  df-se 5487  df-we 5488  df-xp 5533  df-rel 5534  df-cnv 5535  df-co 5536  df-dm 5537  df-rn 5538  df-res 5539  df-ima 5540  df-pred 6130  df-ord 6176  df-on 6177  df-lim 6178  df-suc 6179  df-iota 6298  df-fun 6341  df-fn 6342  df-f 6343  df-f1 6344  df-fo 6345  df-f1o 6346  df-fv 6347  df-isom 6348  df-riota 7113  df-ov 7158  df-oprab 7159  df-mpo 7160  df-om 7585  df-1st 7698  df-2nd 7699  df-supp 7841  df-wrecs 7962  df-recs 8023  df-rdg 8061  df-1o 8117  df-er 8304  df-en 8533  df-dom 8534  df-sdom 8535  df-fin 8536  df-fsupp 8872  df-oi 9012  df-card 9406  df-pnf 10720  df-mnf 10721  df-xr 10722  df-ltxr 10723  df-le 10724  df-sub 10915  df-neg 10916  df-nn 11680  df-n0 11940  df-z 12026  df-uz 12288  df-fz 12945  df-fzo 13088  df-seq 13424  df-hash 13746  df-0g 16778  df-gsum 16779  df-mgm 17923  df-sgrp 17972  df-mnd 17983  df-cntz 18519 This theorem is referenced by:  gsumres  19106  gsumzsplit  19120  gsumpt  19155  dmdprdsplitlem  19232  dpjidcl  19253  mplcoe5  20805
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