Question: Carefully prove that (x, y) T =| x | + 2 | x y |defines a norm on R 2 .

Carefully prove that ΙΙ (x, y)T ΙΙ =| x | + 2 | x − y |defines a norm on R2.

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To show that II x y II x 2xy defines a norm on R2 we need to verify that it satisfies the following ... View full answer

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