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I thought this started with Shannon's theorem that a random Boolean function on n variables takes O(2^n) gates. 66.127.54.226 ( talk) 18:14, 21 September 2010 (UTC) reply

You mean ${\displaystyle \Omega (2^{n}/n)}$, I suppose.— Emil  J. 15:16, 22 September 2010 (UTC) reply