# Sec. 3.2, Example 2

import numpy as np
a = matrix((1,1,1))
at = a.transpose()
num = np.dot(at, a)
den = np.dot(a, at)[0][0]
print num / float(den)

*<Dr. A. W. Pangantiwar>, <Associate Professor in Physics>, <Govt. College of Engineering, KARAD - 415124. Dist. Satara>

Strang-3.2-2 (last edited 2010-12-17 11:47:00 by 172)