Let v, w be n à 1 column vectors. (a) Prove that in most cases the inverse
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(a) Prove that in most cases the inverse of the /; x n matrix A = I - vwT has the form A-1 = I- cvwT for some scalar c. Find all v, w for which such a result is valid.
(b) Illustrate the method when
(c) What happens when the method fails?
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w=(-1) and
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a Note that wv T is a scalar and so AA 1 I vw T I c vw T I 1 cvw T ...View the full answer
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