In...

Information theory - Wikipedia, the free encyclopedia

... the concept ofbinary entropy functionis defined as...

(1)

In (1) is the probability that a binary transmitted symbol is received 'correct', so that is the 'error probability'. It is easy to see in (1) that and that is 'mirror imaging' respect to , i.e. is...

(2)

... so that, from the point of view of the information theory, trasmission channels with and areperfectly equivalent...

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