Let I = [0, 1] be the unit interval. Construct a sequence of closed sets A₁ A₂ A3... in the following way: From I remove the middle third interval, leaving you with A₁ = [0][¹] From each of the segments of A₁, remove the middle third, leaving you with 2 4-337B A2 = 0, Continue in this fashion, removing the middle third from all of the segments of set Ak, thus obtaining Ak+1. 00 (a) Let C Ak. Show that C +0. (Hint: Use the Finite Intersection Property, Lay, Theorem 3.5.7) k=1 =

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Let I =
[0, 1] be the unit interval. Construct a sequence of closed sets A₁ A₂ A3... in the following
way:
From I remove the middle third interval, leaving you with A₁
=
[0][¹]
U
From each of the segments of A₁, remove the middle third, leaving you with
27
A₂
[0]
0,
U
[¹].
2
3'9
Continue in this fashion, removing the middle third from all of the segments of set Ak, thus obtaining
Ak+1.
∞0
(a) Let C = Ak. Show that C 0. (Hint: Use the Finite Intersection Property, Lay, Theorem 3.5.7)
k=1
=
U
Transcribed Image Text:Let I = [0, 1] be the unit interval. Construct a sequence of closed sets A₁ A₂ A3... in the following way: From I remove the middle third interval, leaving you with A₁ = [0][¹] U From each of the segments of A₁, remove the middle third, leaving you with 27 A₂ [0] 0, U [¹]. 2 3'9 Continue in this fashion, removing the middle third from all of the segments of set Ak, thus obtaining Ak+1. ∞0 (a) Let C = Ak. Show that C 0. (Hint: Use the Finite Intersection Property, Lay, Theorem 3.5.7) k=1 = U
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