#!/usr/bin/env python
# -*- coding: utf-8 -*-
# @Time : 2020/12/13 01:12
# @Author : flyx
# @Site :
# @File : demo3.py
# @Software: PyCharm
import math # 关于数学运算
print(id(math))
print(type(math))
print(math.pi)
print(dir(math))
print(math.pow(2,3),type(math.pow(2,3))) # 2的三次方
print(math.ceil(9.01)) # 向上取整
print(math.floor(9.99))#向下取整
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# @Time : 2020/12/13 01:12
# @Author : flyx
# @Site :
# @File : demo3.py
# @Software: PyCharm
import math # 关于数学运算
print(id(math))
print(type(math))
print(math.pi)
print(dir(math))
print(math.pow(2,3),type(math.pow(2,3))) # 2的三次方
print(math.ceil(9.01)) # 向上取整
print(math.floor(9.99))#向下取整