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Theorem ballotlemrval 29906
Description: Value of 𝑅. (Contributed by Thierry Arnoux, 14-Apr-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 = (𝑐𝑂 ↦ (𝑖 ∈ ℤ ↦ ((#‘((1...𝑖) ∩ 𝑐)) − (#‘((1...𝑖) ∖ 𝑐)))))
ballotth.e 𝐸 = {𝑐𝑂 ∣ ∀𝑖 ∈ (1...(𝑀 + 𝑁))0 < ((𝐹𝑐)‘𝑖)}
ballotth.mgtn 𝑁 < 𝑀
ballotth.i 𝐼 = (𝑐 ∈ (𝑂𝐸) ↦ inf({𝑘 ∈ (1...(𝑀 + 𝑁)) ∣ ((𝐹𝑐)‘𝑘) = 0}, ℝ, < ))
ballotth.s 𝑆 = (𝑐 ∈ (𝑂𝐸) ↦ (𝑖 ∈ (1...(𝑀 + 𝑁)) ↦ if(𝑖 ≤ (𝐼𝑐), (((𝐼𝑐) + 1) − 𝑖), 𝑖)))
ballotth.r 𝑅 = (𝑐 ∈ (𝑂𝐸) ↦ ((𝑆𝑐) “ 𝑐))
Assertion
Ref Expression
ballotlemrval (𝐶 ∈ (𝑂𝐸) → (𝑅𝐶) = ((𝑆𝐶) “ 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   𝑆,𝑘,𝑖,𝑐
Allowed substitution hints:   𝐶(𝑥,𝑐)   𝑃(𝑥,𝑖,𝑘,𝑐)   𝑅(𝑥,𝑖,𝑘,𝑐)   𝑆(𝑥)   𝐸(𝑥)   𝐹(𝑥)   𝐼(𝑥)   𝑀(𝑥)   𝑁(𝑥)   𝑂(𝑥)

Proof of Theorem ballotlemrval
Dummy variable 𝑑 is distinct from all other variables.
StepHypRef Expression
1 fveq2 6103 . . 3 (𝑑 = 𝐶 → (𝑆𝑑) = (𝑆𝐶))
2 id 22 . . 3 (𝑑 = 𝐶𝑑 = 𝐶)
31, 2imaeq12d 5386 . 2 (𝑑 = 𝐶 → ((𝑆𝑑) “ 𝑑) = ((𝑆𝐶) “ 𝐶))
4 ballotth.r . . 3 𝑅 = (𝑐 ∈ (𝑂𝐸) ↦ ((𝑆𝑐) “ 𝑐))
5 fveq2 6103 . . . . 5 (𝑐 = 𝑑 → (𝑆𝑐) = (𝑆𝑑))
6 id 22 . . . . 5 (𝑐 = 𝑑𝑐 = 𝑑)
75, 6imaeq12d 5386 . . . 4 (𝑐 = 𝑑 → ((𝑆𝑐) “ 𝑐) = ((𝑆𝑑) “ 𝑑))
87cbvmptv 4678 . . 3 (𝑐 ∈ (𝑂𝐸) ↦ ((𝑆𝑐) “ 𝑐)) = (𝑑 ∈ (𝑂𝐸) ↦ ((𝑆𝑑) “ 𝑑))
94, 8eqtri 2632 . 2 𝑅 = (𝑑 ∈ (𝑂𝐸) ↦ ((𝑆𝑑) “ 𝑑))
10 fvex 6113 . . 3 (𝑆𝐶) ∈ V
11 imaexg 6995 . . 3 ((𝑆𝐶) ∈ V → ((𝑆𝐶) “ 𝐶) ∈ V)
1210, 11ax-mp 5 . 2 ((𝑆𝐶) “ 𝐶) ∈ V
133, 9, 12fvmpt 6191 1 (𝐶 ∈ (𝑂𝐸) → (𝑅𝐶) = ((𝑆𝐶) “ 𝐶))
Colors of variables: wff setvar class
Syntax hints:  wi 4   = wceq 1475  wcel 1977  wral 2896  {crab 2900  Vcvv 3173  cdif 3537  cin 3539  ifcif 4036  𝒫 cpw 4108   class class class wbr 4583  cmpt 4643  cima 5041  cfv 5804  (class class class)co 6549  infcinf 8230  cr 9814  0cc0 9815  1c1 9816   + caddc 9818   < clt 9953  cle 9954  cmin 10145   / cdiv 10563  cn 10897  cz 11254  ...cfz 12197  #chash 12979
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-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-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-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-res 5050  df-ima 5051  df-iota 5768  df-fun 5806  df-fv 5812
This theorem is referenced by:  ballotlemscr  29907  ballotlemrv  29908  ballotlemro  29911  ballotlemrinv0  29921
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