Write the following quadratic forms on M2 as a sum of squares. Which are positive definite? (a)

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Write the following quadratic forms on M2 as a sum of squares. Which are positive definite?
(a) x2 8xy + y2
(b) x2 - 4xy + 7y2
(c) x2 - 2x y - y2
(d) x2 + 6x y

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Applied Linear Algebra

ISBN: 978-0131473829

1st edition

Authors: Peter J. Olver, Cheri Shakiban

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Question Posted: Jun 17, 2016 08:41 AM

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Write the following quadratic forms on M2 as a sum of squares. Which are positive definite? (a)

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a x 4y 2 15y 2 not positive def...View the full answer

Applied Linear Algebra

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