# Chapter 13 example: math library functions.

import math

print(math.floor(3.7))   # 3
print(math.ceil(3.2))    # 4
print(abs(-5))           # 5
print(math.sqrt(16))     # 4.0
print(min(7, 3))         # 3
print(max(7, 3))         # 7
print(math.pi)           # 3.141592653589793