# -*- coding: utf-8 -*-
"""
Created on Fri Dec 10 14:11:24 2021

@author: Sim
"""
import numpy as np
import matplotlib.pyplot as plt

x = np.linspace(0, 2*np.pi, 100)
y1 = np.sin(x)
y2 = np.cos(x)

plt.plot(x, y1, label='sin(x)')
plt.plot(x, y2, label='cos(x)')
plt.axhline(y=0)
plt.legend()