import math
print("math.log2(1) = ", math.log2(1))
print("math.log2(1024) = ", math.log2(1024))
print("math.log2(512) = ", math.log2(512))
print("math.log2(5) = ", math.log2(5))
print("math.log2(100) = ", math.log2(100))
print("math.log2(125) = ", math.log2(125))
print("math.log2(125) / log2(5) = ", math.log2(125) / math.log2(5))
print("math.log2(math.pi) = ", math.log2(math.pi))
print("math.log2(1000) = ", math.log2(1000))
print("math.log2(0.001) = ", math.log2(0.001))
'''
run:
math.log2(1) = 0.0
math.log2(1024) = 10.0
math.log2(512) = 9.0
math.log2(5) = 2.321928094887362
math.log2(100) = 6.643856189774724
math.log2(125) = 6.965784284662087
math.log2(125) / log2(5) = 3.0
math.log2(math.pi) = 1.6514961294723187
math.log2(1000) = 9.965784284662087
math.log2(0.001) = -9.965784284662087
'''
