Prove that the average of all the entries in each row of A is 0 if and

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Prove that the average of all the entries in each row of A is 0 if and only if (1, 1.......1 )T ∈ ker A.
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Applied Linear Algebra

ISBN: 978-0131473829

1st edition

Authors: Peter J. Olver, Cheri Shakiban

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