image ok 1 million bits how many so a particular recognition function if you want ok recognizing your grandmother or whatever is a boolean function 1 million bits in the input and 1 bit in the output and the question is how many search functions are there anyone has any idea how many search function how many boolean functions of 1 million bits are there any suggestion any idea to to the 1 million yet you are off by a huge factor but it's a good start 25 yes 2 to the 2 to the 1 million that's a correct answer ok so you have 2