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plot_multiple_curve_hardcopy.py
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plot_multiple_curve_hardcopy.py
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# Example on page 27
import matplotlib.pyplot as plt
from numpy import exp
from numpy.core.function_base import linspace
t = linspace(-2, 2, 100); # Choose 100 points in time interval.
f_values = t ** 2;
g_values = exp(t);
plt.plot(t, f_values, 'r', t, g_values, 'b--');
plt.xlabel('t');
plt.ylabel('f and g');
plt.legend(['t**2', 'e**t']);
plt.title('Plotting of two functions (t**2 and e**t)');
plt.grid('on');
plt.axis([-3, 3, -1, 10]);
plt.savefig('plot_a.png'); # To save a figure to file of PNG format
plt.savefig('plot_a.pdf'); # To save a figure to file of PDF format
plt.savefig('plot_a.jpg'); # To save a figure to file of JPG format
plt.show();
# No effect if placed after plt.show();
# plt.savefig('plot_a.png'); # To save a figure to file of PNG format
# plt.savefig('plot_a.pdf'); # To save a figure to file of PDF format
# plt.savefig('plot_a.jpg'); # To save a figure to file of JPG format