CS 131 Boston University Combinatoric Structure Problem 4

Hyevpn

Mathematics

CS 131

Boston University

CS

Question Description

Just this single question on combinatoric structure course. Please help me to do so thank you!

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Explanation & Answer

I solved it, please read:)

Assume there is some ideal loss-less compression algorithm 𝑓. Because it is a compression, there is
at least one 𝑥, denote it 𝑥0 , such that |𝑓(𝑥0 )| < |𝑥0 |. Denote |𝑓(𝑥0 )| = 𝑛0 ∈ ℕ0 .
Consider the set 𝑆0 of all strings of the length not greater that 𝑛0 , this set is clearly finite. By ...

Obelf_F (8204)
UIUC

Anonymous
I was having a hard time with this subject, and this was a great help.

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