绘制默认sin曲线图

# -*- coding: utf-8 -*- """ Created on Thu Oct 11 16:05:52 2018 @author: Administrator """ ''' 绘制默认sin曲线图 ''' #设置x,y的值 import numpy as np x = np.linspace(0 , 4*np.pi) #x为0~4π y = np.sin(x)

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