ballotlemsima - Mathbox for Thierry Arnoux

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Theorem ballotlemsima 33115

Description: The image by 𝑆 of an interval before the first pick. (Contributed by Thierry Arnoux, 5-May-2017.)

**Hypotheses**
Ref	Expression
ballotth.m	⊢ 𝑀 ∈ ℕ
ballotth.n	⊢ 𝑁 ∈ ℕ
ballotth.o	⊢ 𝑂 = {𝑐 ∈ 𝒫 (1...(𝑀 + 𝑁)) ∣ (♯‘𝑐) = 𝑀}
ballotth.p	⊢ 𝑃 = (𝑥 ∈ 𝒫 𝑂 ↦ ((♯‘𝑥) / (♯‘𝑂)))
ballotth.f	⊢ 𝐹 = (𝑐 ∈ 𝑂 ↦ (𝑖 ∈ ℤ ↦ ((♯‘((1...𝑖) ∩ 𝑐)) − (♯‘((1...𝑖) ∖ 𝑐)))))
ballotth.e	⊢ 𝐸 = {𝑐 ∈ 𝑂 ∣ ∀𝑖 ∈ (1...(𝑀 + 𝑁))0 < ((𝐹‘𝑐)‘𝑖)}
ballotth.mgtn	⊢ 𝑁 < 𝑀
ballotth.i	⊢ 𝐼 = (𝑐 ∈ (𝑂 ∖ 𝐸) ↦ inf({𝑘 ∈ (1...(𝑀 + 𝑁)) ∣ ((𝐹‘𝑐)‘𝑘) = 0}, ℝ, < ))
ballotth.s	⊢ 𝑆 = (𝑐 ∈ (𝑂 ∖ 𝐸) ↦ (𝑖 ∈ (1...(𝑀 + 𝑁)) ↦ if(𝑖 ≤ (𝐼‘𝑐), (((𝐼‘𝑐) + 1) − 𝑖), 𝑖)))

**Assertion**
Ref	Expression
ballotlemsima	⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → ((𝑆‘𝐶) “ (1...𝐽)) = (((𝑆‘𝐶)‘𝐽)...(𝐼‘𝐶)))

Distinct variable groups: 𝑀,𝑐 𝑁,𝑐 𝑂,𝑐 𝑖,𝑀 𝑖,𝑁 𝑖,𝑂 𝑘,𝑀 𝑘,𝑁 𝑘,𝑂 𝑖,𝑐,𝐹,𝑘 𝐶,𝑖,𝑘 𝑖,𝐸,𝑘 𝐶,𝑘 𝑘,𝐼,𝑐 𝐸,𝑐 𝑖,𝐼,𝑐 𝑘,𝐽 𝑆,𝑘 Allowed substitution hints: 𝐶(𝑥,𝑐) 𝑃(𝑥,𝑖,𝑘,𝑐) 𝑆(𝑥,𝑖,𝑐) 𝐸(𝑥) 𝐹(𝑥) 𝐼(𝑥) 𝐽(𝑥,𝑖,𝑐) 𝑀(𝑥) 𝑁(𝑥) 𝑂(𝑥)

Proof of Theorem ballotlemsima Dummy variable 𝑗 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		imassrn 6024	. . . . . 6 ⊢ ((𝑆‘𝐶) “ (1...𝐽)) ⊆ ran (𝑆‘𝐶)
2		ballotth.m	. . . . . . . . 9 ⊢ 𝑀 ∈ ℕ
3		ballotth.n	. . . . . . . . 9 ⊢ 𝑁 ∈ ℕ
4		ballotth.o	. . . . . . . . 9 ⊢ 𝑂 = {𝑐 ∈ 𝒫 (1...(𝑀 + 𝑁)) ∣ (♯‘𝑐) = 𝑀}
5		ballotth.p	. . . . . . . . 9 ⊢ 𝑃 = (𝑥 ∈ 𝒫 𝑂 ↦ ((♯‘𝑥) / (♯‘𝑂)))
6		ballotth.f	. . . . . . . . 9 ⊢ 𝐹 = (𝑐 ∈ 𝑂 ↦ (𝑖 ∈ ℤ ↦ ((♯‘((1...𝑖) ∩ 𝑐)) − (♯‘((1...𝑖) ∖ 𝑐)))))
7		ballotth.e	. . . . . . . . 9 ⊢ 𝐸 = {𝑐 ∈ 𝑂 ∣ ∀𝑖 ∈ (1...(𝑀 + 𝑁))0 < ((𝐹‘𝑐)‘𝑖)}
8		ballotth.mgtn	. . . . . . . . 9 ⊢ 𝑁 < 𝑀
9		ballotth.i	. . . . . . . . 9 ⊢ 𝐼 = (𝑐 ∈ (𝑂 ∖ 𝐸) ↦ inf({𝑘 ∈ (1...(𝑀 + 𝑁)) ∣ ((𝐹‘𝑐)‘𝑘) = 0}, ℝ, < ))
10		ballotth.s	. . . . . . . . 9 ⊢ 𝑆 = (𝑐 ∈ (𝑂 ∖ 𝐸) ↦ (𝑖 ∈ (1...(𝑀 + 𝑁)) ↦ if(𝑖 ≤ (𝐼‘𝑐), (((𝐼‘𝑐) + 1) − 𝑖), 𝑖)))
11	2, 3, 4, 5, 6, 7, 8, 9, 10	ballotlemsf1o 33113	. . . . . . . 8 ⊢ (𝐶 ∈ (𝑂 ∖ 𝐸) → ((𝑆‘𝐶):(1...(𝑀 + 𝑁))–1-1-onto→(1...(𝑀 + 𝑁)) ∧ ^◡(𝑆‘𝐶) = (𝑆‘𝐶)))
12	11	simpld 495	. . . . . . 7 ⊢ (𝐶 ∈ (𝑂 ∖ 𝐸) → (𝑆‘𝐶):(1...(𝑀 + 𝑁))–1-1-onto→(1...(𝑀 + 𝑁)))
13		f1of 6784	. . . . . . 7 ⊢ ((𝑆‘𝐶):(1...(𝑀 + 𝑁))–1-1-onto→(1...(𝑀 + 𝑁)) → (𝑆‘𝐶):(1...(𝑀 + 𝑁))⟶(1...(𝑀 + 𝑁)))
14		frn 6675	. . . . . . 7 ⊢ ((𝑆‘𝐶):(1...(𝑀 + 𝑁))⟶(1...(𝑀 + 𝑁)) → ran (𝑆‘𝐶) ⊆ (1...(𝑀 + 𝑁)))
15	12, 13, 14	3syl 18	. . . . . 6 ⊢ (𝐶 ∈ (𝑂 ∖ 𝐸) → ran (𝑆‘𝐶) ⊆ (1...(𝑀 + 𝑁)))
16	1, 15	sstrid 3955	. . . . 5 ⊢ (𝐶 ∈ (𝑂 ∖ 𝐸) → ((𝑆‘𝐶) “ (1...𝐽)) ⊆ (1...(𝑀 + 𝑁)))
17		fzssuz 13482	. . . . . 6 ⊢ (1...(𝑀 + 𝑁)) ⊆ (ℤ_≥‘1)
18		uzssz 12784	. . . . . 6 ⊢ (ℤ_≥‘1) ⊆ ℤ
19	17, 18	sstri 3953	. . . . 5 ⊢ (1...(𝑀 + 𝑁)) ⊆ ℤ
20	16, 19	sstrdi 3956	. . . 4 ⊢ (𝐶 ∈ (𝑂 ∖ 𝐸) → ((𝑆‘𝐶) “ (1...𝐽)) ⊆ ℤ)
21	20	adantr 481	. . 3 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → ((𝑆‘𝐶) “ (1...𝐽)) ⊆ ℤ)
22	21	sselda 3944	. 2 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ((𝑆‘𝐶) “ (1...𝐽))) → 𝑘 ∈ ℤ)
23		elfzelz 13441	. . 3 ⊢ (𝑘 ∈ (((𝑆‘𝐶)‘𝐽)...(𝐼‘𝐶)) → 𝑘 ∈ ℤ)
24	23	adantl 482	. 2 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ (((𝑆‘𝐶)‘𝐽)...(𝐼‘𝐶))) → 𝑘 ∈ ℤ)
25		f1ofn 6785	. . . . . . 7 ⊢ ((𝑆‘𝐶):(1...(𝑀 + 𝑁))–1-1-onto→(1...(𝑀 + 𝑁)) → (𝑆‘𝐶) Fn (1...(𝑀 + 𝑁)))
26	12, 25	syl 17	. . . . . 6 ⊢ (𝐶 ∈ (𝑂 ∖ 𝐸) → (𝑆‘𝐶) Fn (1...(𝑀 + 𝑁)))
27	26	adantr 481	. . . . 5 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (𝑆‘𝐶) Fn (1...(𝑀 + 𝑁)))
28	2, 3, 4, 5, 6, 7, 8, 9	ballotlemiex 33101	. . . . . . . . . 10 ⊢ (𝐶 ∈ (𝑂 ∖ 𝐸) → ((𝐼‘𝐶) ∈ (1...(𝑀 + 𝑁)) ∧ ((𝐹‘𝐶)‘(𝐼‘𝐶)) = 0))
29	28	simpld 495	. . . . . . . . 9 ⊢ (𝐶 ∈ (𝑂 ∖ 𝐸) → (𝐼‘𝐶) ∈ (1...(𝑀 + 𝑁)))
30	29	adantr 481	. . . . . . . 8 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (𝐼‘𝐶) ∈ (1...(𝑀 + 𝑁)))
31		elfzuz3 13438	. . . . . . . 8 ⊢ ((𝐼‘𝐶) ∈ (1...(𝑀 + 𝑁)) → (𝑀 + 𝑁) ∈ (ℤ_≥‘(𝐼‘𝐶)))
32	30, 31	syl 17	. . . . . . 7 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (𝑀 + 𝑁) ∈ (ℤ_≥‘(𝐼‘𝐶)))
33		elfzuz3 13438	. . . . . . . 8 ⊢ (𝐽 ∈ (1...(𝐼‘𝐶)) → (𝐼‘𝐶) ∈ (ℤ_≥‘𝐽))
34	33	adantl 482	. . . . . . 7 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (𝐼‘𝐶) ∈ (ℤ_≥‘𝐽))
35		uztrn 12781	. . . . . . 7 ⊢ (((𝑀 + 𝑁) ∈ (ℤ_≥‘(𝐼‘𝐶)) ∧ (𝐼‘𝐶) ∈ (ℤ_≥‘𝐽)) → (𝑀 + 𝑁) ∈ (ℤ_≥‘𝐽))
36	32, 34, 35	syl2anc 584	. . . . . 6 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (𝑀 + 𝑁) ∈ (ℤ_≥‘𝐽))
37		fzss2 13481	. . . . . 6 ⊢ ((𝑀 + 𝑁) ∈ (ℤ_≥‘𝐽) → (1...𝐽) ⊆ (1...(𝑀 + 𝑁)))
38	36, 37	syl 17	. . . . 5 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (1...𝐽) ⊆ (1...(𝑀 + 𝑁)))
39		fvelimab 6914	. . . . 5 ⊢ (((𝑆‘𝐶) Fn (1...(𝑀 + 𝑁)) ∧ (1...𝐽) ⊆ (1...(𝑀 + 𝑁))) → (𝑘 ∈ ((𝑆‘𝐶) “ (1...𝐽)) ↔ ∃𝑗 ∈ (1...𝐽)((𝑆‘𝐶)‘𝑗) = 𝑘))
40	27, 38, 39	syl2anc 584	. . . 4 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (𝑘 ∈ ((𝑆‘𝐶) “ (1...𝐽)) ↔ ∃𝑗 ∈ (1...𝐽)((𝑆‘𝐶)‘𝑗) = 𝑘))
41	40	adantr 481	. . 3 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → (𝑘 ∈ ((𝑆‘𝐶) “ (1...𝐽)) ↔ ∃𝑗 ∈ (1...𝐽)((𝑆‘𝐶)‘𝑗) = 𝑘))
42		1zzd 12534	. . . . . . . . . . 11 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → 1 ∈ ℤ)
43	2	nnzi 12527	. . . . . . . . . . . . 13 ⊢ 𝑀 ∈ ℤ
44	3	nnzi 12527	. . . . . . . . . . . . 13 ⊢ 𝑁 ∈ ℤ
45		zaddcl 12543	. . . . . . . . . . . . 13 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀 + 𝑁) ∈ ℤ)
46	43, 44, 45	mp2an 690	. . . . . . . . . . . 12 ⊢ (𝑀 + 𝑁) ∈ ℤ
47	46	a1i 11	. . . . . . . . . . 11 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (𝑀 + 𝑁) ∈ ℤ)
48		elfzelz 13441	. . . . . . . . . . . 12 ⊢ (𝐽 ∈ (1...(𝐼‘𝐶)) → 𝐽 ∈ ℤ)
49	48	adantl 482	. . . . . . . . . . 11 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → 𝐽 ∈ ℤ)
50		elfzle1 13444	. . . . . . . . . . . 12 ⊢ (𝐽 ∈ (1...(𝐼‘𝐶)) → 1 ≤ 𝐽)
51	50	adantl 482	. . . . . . . . . . 11 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → 1 ≤ 𝐽)
52	49	zred 12607	. . . . . . . . . . . 12 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → 𝐽 ∈ ℝ)
53		elfzelz 13441	. . . . . . . . . . . . . . 15 ⊢ ((𝐼‘𝐶) ∈ (1...(𝑀 + 𝑁)) → (𝐼‘𝐶) ∈ ℤ)
54	29, 53	syl 17	. . . . . . . . . . . . . 14 ⊢ (𝐶 ∈ (𝑂 ∖ 𝐸) → (𝐼‘𝐶) ∈ ℤ)
55	54	adantr 481	. . . . . . . . . . . . 13 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (𝐼‘𝐶) ∈ ℤ)
56	55	zred 12607	. . . . . . . . . . . 12 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (𝐼‘𝐶) ∈ ℝ)
57	47	zred 12607	. . . . . . . . . . . 12 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (𝑀 + 𝑁) ∈ ℝ)
58		elfzle2 13445	. . . . . . . . . . . . 13 ⊢ (𝐽 ∈ (1...(𝐼‘𝐶)) → 𝐽 ≤ (𝐼‘𝐶))
59	58	adantl 482	. . . . . . . . . . . 12 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → 𝐽 ≤ (𝐼‘𝐶))
60		elfzle2 13445	. . . . . . . . . . . . . 14 ⊢ ((𝐼‘𝐶) ∈ (1...(𝑀 + 𝑁)) → (𝐼‘𝐶) ≤ (𝑀 + 𝑁))
61	29, 60	syl 17	. . . . . . . . . . . . 13 ⊢ (𝐶 ∈ (𝑂 ∖ 𝐸) → (𝐼‘𝐶) ≤ (𝑀 + 𝑁))
62	61	adantr 481	. . . . . . . . . . . 12 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (𝐼‘𝐶) ≤ (𝑀 + 𝑁))
63	52, 56, 57, 59, 62	letrd 11312	. . . . . . . . . . 11 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → 𝐽 ≤ (𝑀 + 𝑁))
64	42, 47, 49, 51, 63	elfzd 13432	. . . . . . . . . 10 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → 𝐽 ∈ (1...(𝑀 + 𝑁)))
65	2, 3, 4, 5, 6, 7, 8, 9, 10	ballotlemsv 33109	. . . . . . . . . 10 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝑀 + 𝑁))) → ((𝑆‘𝐶)‘𝐽) = if(𝐽 ≤ (𝐼‘𝐶), (((𝐼‘𝐶) + 1) − 𝐽), 𝐽))
66	64, 65	syldan 591	. . . . . . . . 9 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → ((𝑆‘𝐶)‘𝐽) = if(𝐽 ≤ (𝐼‘𝐶), (((𝐼‘𝐶) + 1) − 𝐽), 𝐽))
67		simpr 485	. . . . . . . . . 10 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → 𝐽 ∈ (1...(𝐼‘𝐶)))
68		iftrue 4492	. . . . . . . . . 10 ⊢ (𝐽 ≤ (𝐼‘𝐶) → if(𝐽 ≤ (𝐼‘𝐶), (((𝐼‘𝐶) + 1) − 𝐽), 𝐽) = (((𝐼‘𝐶) + 1) − 𝐽))
69	67, 58, 68	3syl 18	. . . . . . . . 9 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → if(𝐽 ≤ (𝐼‘𝐶), (((𝐼‘𝐶) + 1) − 𝐽), 𝐽) = (((𝐼‘𝐶) + 1) − 𝐽))
70	66, 69	eqtrd 2776	. . . . . . . 8 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → ((𝑆‘𝐶)‘𝐽) = (((𝐼‘𝐶) + 1) − 𝐽))
71	70	oveq1d 7372	. . . . . . 7 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (((𝑆‘𝐶)‘𝐽)...(𝐼‘𝐶)) = ((((𝐼‘𝐶) + 1) − 𝐽)...(𝐼‘𝐶)))
72	71	eleq2d 2823	. . . . . 6 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → (𝑘 ∈ (((𝑆‘𝐶)‘𝐽)...(𝐼‘𝐶)) ↔ 𝑘 ∈ ((((𝐼‘𝐶) + 1) − 𝐽)...(𝐼‘𝐶))))
73	72	adantr 481	. . . . 5 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → (𝑘 ∈ (((𝑆‘𝐶)‘𝐽)...(𝐼‘𝐶)) ↔ 𝑘 ∈ ((((𝐼‘𝐶) + 1) − 𝐽)...(𝐼‘𝐶))))
74	54	ad2antrr 724	. . . . . . . . 9 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → (𝐼‘𝐶) ∈ ℤ)
75	74	zcnd 12608	. . . . . . . 8 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → (𝐼‘𝐶) ∈ ℂ)
76		1cnd 11150	. . . . . . . 8 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → 1 ∈ ℂ)
77	75, 76	pncand 11513	. . . . . . 7 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → (((𝐼‘𝐶) + 1) − 1) = (𝐼‘𝐶))
78	77	oveq2d 7373	. . . . . 6 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → ((((𝐼‘𝐶) + 1) − 𝐽)...(((𝐼‘𝐶) + 1) − 1)) = ((((𝐼‘𝐶) + 1) − 𝐽)...(𝐼‘𝐶)))
79	78	eleq2d 2823	. . . . 5 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → (𝑘 ∈ ((((𝐼‘𝐶) + 1) − 𝐽)...(((𝐼‘𝐶) + 1) − 1)) ↔ 𝑘 ∈ ((((𝐼‘𝐶) + 1) − 𝐽)...(𝐼‘𝐶))))
80		1zzd 12534	. . . . . 6 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → 1 ∈ ℤ)
81	48	ad2antlr 725	. . . . . 6 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → 𝐽 ∈ ℤ)
82	74	peano2zd 12610	. . . . . 6 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → ((𝐼‘𝐶) + 1) ∈ ℤ)
83		simpr 485	. . . . . 6 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → 𝑘 ∈ ℤ)
84		fzrev 13504	. . . . . 6 ⊢ (((1 ∈ ℤ ∧ 𝐽 ∈ ℤ) ∧ (((𝐼‘𝐶) + 1) ∈ ℤ ∧ 𝑘 ∈ ℤ)) → (𝑘 ∈ ((((𝐼‘𝐶) + 1) − 𝐽)...(((𝐼‘𝐶) + 1) − 1)) ↔ (((𝐼‘𝐶) + 1) − 𝑘) ∈ (1...𝐽)))
85	80, 81, 82, 83, 84	syl22anc 837	. . . . 5 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → (𝑘 ∈ ((((𝐼‘𝐶) + 1) − 𝐽)...(((𝐼‘𝐶) + 1) − 1)) ↔ (((𝐼‘𝐶) + 1) − 𝑘) ∈ (1...𝐽)))
86	73, 79, 85	3bitr2d 306	. . . 4 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → (𝑘 ∈ (((𝑆‘𝐶)‘𝐽)...(𝐼‘𝐶)) ↔ (((𝐼‘𝐶) + 1) − 𝑘) ∈ (1...𝐽)))
87		risset 3221	. . . . 5 ⊢ ((((𝐼‘𝐶) + 1) − 𝑘) ∈ (1...𝐽) ↔ ∃𝑗 ∈ (1...𝐽)𝑗 = (((𝐼‘𝐶) + 1) − 𝑘))
88	87	a1i 11	. . . 4 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → ((((𝐼‘𝐶) + 1) − 𝑘) ∈ (1...𝐽) ↔ ∃𝑗 ∈ (1...𝐽)𝑗 = (((𝐼‘𝐶) + 1) − 𝑘)))
89		eqcom 2743	. . . . . . 7 ⊢ ((((𝐼‘𝐶) + 1) − 𝑘) = 𝑗 ↔ 𝑗 = (((𝐼‘𝐶) + 1) − 𝑘))
90	54	ad2antrr 724	. . . . . . . . . . 11 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → (𝐼‘𝐶) ∈ ℤ)
91	90	adantlr 713	. . . . . . . . . 10 ⊢ ((((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) ∧ 𝑗 ∈ (1...𝐽)) → (𝐼‘𝐶) ∈ ℤ)
92	91	zcnd 12608	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) ∧ 𝑗 ∈ (1...𝐽)) → (𝐼‘𝐶) ∈ ℂ)
93		1cnd 11150	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) ∧ 𝑗 ∈ (1...𝐽)) → 1 ∈ ℂ)
94	92, 93	addcld 11174	. . . . . . . 8 ⊢ ((((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) ∧ 𝑗 ∈ (1...𝐽)) → ((𝐼‘𝐶) + 1) ∈ ℂ)
95		simplr 767	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) ∧ 𝑗 ∈ (1...𝐽)) → 𝑘 ∈ ℤ)
96	95	zcnd 12608	. . . . . . . 8 ⊢ ((((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) ∧ 𝑗 ∈ (1...𝐽)) → 𝑘 ∈ ℂ)
97		elfzelz 13441	. . . . . . . . . 10 ⊢ (𝑗 ∈ (1...𝐽) → 𝑗 ∈ ℤ)
98	97	adantl 482	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) ∧ 𝑗 ∈ (1...𝐽)) → 𝑗 ∈ ℤ)
99	98	zcnd 12608	. . . . . . . 8 ⊢ ((((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) ∧ 𝑗 ∈ (1...𝐽)) → 𝑗 ∈ ℂ)
100		subsub23 11406	. . . . . . . 8 ⊢ ((((𝐼‘𝐶) + 1) ∈ ℂ ∧ 𝑘 ∈ ℂ ∧ 𝑗 ∈ ℂ) → ((((𝐼‘𝐶) + 1) − 𝑘) = 𝑗 ↔ (((𝐼‘𝐶) + 1) − 𝑗) = 𝑘))
101	94, 96, 99, 100	syl3anc 1371	. . . . . . 7 ⊢ ((((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) ∧ 𝑗 ∈ (1...𝐽)) → ((((𝐼‘𝐶) + 1) − 𝑘) = 𝑗 ↔ (((𝐼‘𝐶) + 1) − 𝑗) = 𝑘))
102	89, 101	bitr3id 284	. . . . . 6 ⊢ ((((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) ∧ 𝑗 ∈ (1...𝐽)) → (𝑗 = (((𝐼‘𝐶) + 1) − 𝑘) ↔ (((𝐼‘𝐶) + 1) − 𝑗) = 𝑘))
103		simpll 765	. . . . . . . . . 10 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → 𝐶 ∈ (𝑂 ∖ 𝐸))
104	38	sselda 3944	. . . . . . . . . 10 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → 𝑗 ∈ (1...(𝑀 + 𝑁)))
105	2, 3, 4, 5, 6, 7, 8, 9, 10	ballotlemsv 33109	. . . . . . . . . 10 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝑗 ∈ (1...(𝑀 + 𝑁))) → ((𝑆‘𝐶)‘𝑗) = if(𝑗 ≤ (𝐼‘𝐶), (((𝐼‘𝐶) + 1) − 𝑗), 𝑗))
106	103, 104, 105	syl2anc 584	. . . . . . . . 9 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → ((𝑆‘𝐶)‘𝑗) = if(𝑗 ≤ (𝐼‘𝐶), (((𝐼‘𝐶) + 1) − 𝑗), 𝑗))
107	97	adantl 482	. . . . . . . . . . . 12 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → 𝑗 ∈ ℤ)
108	107	zred 12607	. . . . . . . . . . 11 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → 𝑗 ∈ ℝ)
109	48	ad2antlr 725	. . . . . . . . . . . 12 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → 𝐽 ∈ ℤ)
110	109	zred 12607	. . . . . . . . . . 11 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → 𝐽 ∈ ℝ)
111	90	zred 12607	. . . . . . . . . . 11 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → (𝐼‘𝐶) ∈ ℝ)
112		elfzle2 13445	. . . . . . . . . . . 12 ⊢ (𝑗 ∈ (1...𝐽) → 𝑗 ≤ 𝐽)
113	112	adantl 482	. . . . . . . . . . 11 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → 𝑗 ≤ 𝐽)
114	58	ad2antlr 725	. . . . . . . . . . 11 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → 𝐽 ≤ (𝐼‘𝐶))
115	108, 110, 111, 113, 114	letrd 11312	. . . . . . . . . 10 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → 𝑗 ≤ (𝐼‘𝐶))
116		iftrue 4492	. . . . . . . . . 10 ⊢ (𝑗 ≤ (𝐼‘𝐶) → if(𝑗 ≤ (𝐼‘𝐶), (((𝐼‘𝐶) + 1) − 𝑗), 𝑗) = (((𝐼‘𝐶) + 1) − 𝑗))
117	115, 116	syl 17	. . . . . . . . 9 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → if(𝑗 ≤ (𝐼‘𝐶), (((𝐼‘𝐶) + 1) − 𝑗), 𝑗) = (((𝐼‘𝐶) + 1) − 𝑗))
118	106, 117	eqtrd 2776	. . . . . . . 8 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → ((𝑆‘𝐶)‘𝑗) = (((𝐼‘𝐶) + 1) − 𝑗))
119	118	eqeq1d 2738	. . . . . . 7 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑗 ∈ (1...𝐽)) → (((𝑆‘𝐶)‘𝑗) = 𝑘 ↔ (((𝐼‘𝐶) + 1) − 𝑗) = 𝑘))
120	119	adantlr 713	. . . . . 6 ⊢ ((((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) ∧ 𝑗 ∈ (1...𝐽)) → (((𝑆‘𝐶)‘𝑗) = 𝑘 ↔ (((𝐼‘𝐶) + 1) − 𝑗) = 𝑘))
121	102, 120	bitr4d 281	. . . . 5 ⊢ ((((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) ∧ 𝑗 ∈ (1...𝐽)) → (𝑗 = (((𝐼‘𝐶) + 1) − 𝑘) ↔ ((𝑆‘𝐶)‘𝑗) = 𝑘))
122	121	rexbidva 3173	. . . 4 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → (∃𝑗 ∈ (1...𝐽)𝑗 = (((𝐼‘𝐶) + 1) − 𝑘) ↔ ∃𝑗 ∈ (1...𝐽)((𝑆‘𝐶)‘𝑗) = 𝑘))
123	86, 88, 122	3bitrd 304	. . 3 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → (𝑘 ∈ (((𝑆‘𝐶)‘𝐽)...(𝐼‘𝐶)) ↔ ∃𝑗 ∈ (1...𝐽)((𝑆‘𝐶)‘𝑗) = 𝑘))
124	41, 123	bitr4d 281	. 2 ⊢ (((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) ∧ 𝑘 ∈ ℤ) → (𝑘 ∈ ((𝑆‘𝐶) “ (1...𝐽)) ↔ 𝑘 ∈ (((𝑆‘𝐶)‘𝐽)...(𝐼‘𝐶))))
125	22, 24, 124	eqrdav 2735	1 ⊢ ((𝐶 ∈ (𝑂 ∖ 𝐸) ∧ 𝐽 ∈ (1...(𝐼‘𝐶))) → ((𝑆‘𝐶) “ (1...𝐽)) = (((𝑆‘𝐶)‘𝐽)...(𝐼‘𝐶)))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 205 ∧ wa 396 = wceq 1541 ∈ wcel 2106 ∀wral 3064 ∃wrex 3073 {crab 3407 ∖ cdif 3907 ∩ cin 3909 ⊆ wss 3910 ifcif 4486 𝒫 cpw 4560 class class class wbr 5105 ↦ cmpt 5188 ^◡ccnv 5632 ran crn 5634 “ cima 5636 Fn wfn 6491 ⟶wf 6492 –1-1-onto→wf1o 6495 ‘cfv 6496 (class class class)co 7357 infcinf 9377 ℂcc 11049 ℝcr 11050 0cc0 11051 1c1 11052 + caddc 11054 < clt 11189 ≤ cle 11190 − cmin 11385 / cdiv 11812 ℕcn 12153 ℤcz 12499 ℤ_≥cuz 12763 ...cfz 13424 ♯chash 14230

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 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2707 ax-rep 5242 ax-sep 5256 ax-nul 5263 ax-pow 5320 ax-pr 5384 ax-un 7672 ax-cnex 11107 ax-resscn 11108 ax-1cn 11109 ax-icn 11110 ax-addcl 11111 ax-addrcl 11112 ax-mulcl 11113 ax-mulrcl 11114 ax-mulcom 11115 ax-addass 11116 ax-mulass 11117 ax-distr 11118 ax-i2m1 11119 ax-1ne0 11120 ax-1rid 11121 ax-rnegex 11122 ax-rrecex 11123 ax-cnre 11124 ax-pre-lttri 11125 ax-pre-lttrn 11126 ax-pre-ltadd 11127 ax-pre-mulgt0 11128

This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3065 df-rex 3074 df-rmo 3353 df-reu 3354 df-rab 3408 df-v 3447 df-sbc 3740 df-csb 3856 df-dif 3913 df-un 3915 df-in 3917 df-ss 3927 df-pss 3929 df-nul 4283 df-if 4487 df-pw 4562 df-sn 4587 df-pr 4589 df-op 4593 df-uni 4866 df-int 4908 df-iun 4956 df-br 5106 df-opab 5168 df-mpt 5189 df-tr 5223 df-id 5531 df-eprel 5537 df-po 5545 df-so 5546 df-fr 5588 df-we 5590 df-xp 5639 df-rel 5640 df-cnv 5641 df-co 5642 df-dm 5643 df-rn 5644 df-res 5645 df-ima 5646 df-pred 6253 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6498 df-fn 6499 df-f 6500 df-f1 6501 df-fo 6502 df-f1o 6503 df-fv 6504 df-riota 7313 df-ov 7360 df-oprab 7361 df-mpo 7362 df-om 7803 df-1st 7921 df-2nd 7922 df-frecs 8212 df-wrecs 8243 df-recs 8317 df-rdg 8356 df-1o 8412 df-oadd 8416 df-er 8648 df-en 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-sup 9378 df-inf 9379 df-dju 9837 df-card 9875 df-pnf 11191 df-mnf 11192 df-xr 11193 df-ltxr 11194 df-le 11195 df-sub 11387 df-neg 11388 df-nn 12154 df-2 12216 df-n0 12414 df-z 12500 df-uz 12764 df-rp 12916 df-fz 13425 df-hash 14231

This theorem is referenced by: ballotlemfrc 33126

W3C validator