ENH: Added slides for FFT and basic signal processing, wherein we
introduce some random number generation also. Misc. cleanup for
tutorial.
def aliquot(n): sum = 1 i = 2 while i * i < n: if n % i == 0: sum += i + (n / i) i += 1 return sumamicable = []n = 1000while n < 10000: m = aliquot(n) if m > n and aliquot(m) == n: print m, n n += 1