Prove that the set of two-by-two matrices with rational entries is countable?

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Discrete Mathematics and Its Applications

ISBN: 978-0073383095

7th edition

Authors: Kenneth H. Rosen

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Posted Date: Sep 08, 2019 10:37 PM

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Prove that the set of two-by-two matrices with rational entries is countable?

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Discrete Mathematics and Its Applications

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