python add column to a matrix

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Roberta
18 May 2020
1import numpy as np
2N = 10
3a = np.random.rand(N,N)
4b = np.zeros((N,N+1))
5b[:,:-1] = a
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Alice
15 Apr 2016
1import numpy as np
2
3X = np.random.uniform(size=(10,3))
4n,m = X.shape # for generality
5X0 = np.ones((n,1))
6Xnew = np.hstack((X,X0))
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