# Filename: PyPlot-First-Example.py

import numpy as np
import matplotlib.pyplot as plt

x = np.linspace(0, 10, 1000)
y = np.sin(x)
z = np.cos(x**2)

plt.figure(figsize = (8, 4))
plt.plot(x, y, label = "$sin(x)$", color = "red", linewidth = 2)
plt.plot(x, z, "b--", label = "$cos(x^2)$")
plt.xlabel("Time(s)")
plt.ylabel("Volt")
plt.title("PyPlot First Example")
plt.ylim(-1.2, 1.2)
plt.legend()
plt.show()
