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Why does chol([4, -4;-4, 4]) fail to produce an answer?
>> chol([4, -4;-4, 4]) Error using chol Matrix must be positive definite. Yet clearly R = [2, -2]; R' * R Give...
10 years 前 | 1 个回答 | 0
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How to obtain the best pairwise mapping from one set to another
I have a set of one dimensional points in a vector A, and another set of points in a vector B. I need to pair up points in A wi...
11 years 前 | 1 个回答 | 0
1
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ctrl+d does not work for methods
I can use ctrl+d to quickly open a function in order to browse the source code for it. However this does not seem to work for me...
11 years 前 | 3 个回答 | 4
