Draw exponetianl graph

rhaos68 · Oct 11, 2020 · 21516b6 · 21516b6
1 parent 3ed7508
commit 21516b6
Showing 1 changed file with 34 additions and 0 deletions.
diff --git a/exp_graph.py b/exp_graph.py
@@ -0,0 +1,34 @@
+import numpy as np
+import matplotlib.pyplot as plt
+
+x = np.arange(-0.2, 3, 0.01)
+
+y2 = 2 ** x
+y2_prime = 2 ** x * np.log(2)
+
+y3 = 3 ** x
+y3_prime = 3 ** x * np.log(3)
+
+
+plt.plot(x,y2, color='blue')
+plt.text(2.6, 2**2.6+1,r"$y=2^x$")
+
+plt.plot(x,y2_prime, color='red')
+plt.text(2.5, 2**2.5*np.log(2)-1,r"$y=2^x \ln 2$")
+
+plt.plot(x,y3, color='blue')
+plt.text(2.72, 3**2.7+1,r"$y=3^x$")
+
+plt.plot(x,y3_prime, color='red')
+plt.text(2.1, 3**2.5*np.log(3),r"$y=3^x \ln 3$")
+
+ye = np.e ** x
+plt.plot(x,ye, color='green')
+plt.text(2.65, np.e**2.6,r"$y=e^x$", color='green')
+
+plt.axhline(y=0, color='black', label='x')
+plt.axvline(x=0, color='black', label='y')
+
+
+
+plt.show()