題組內容
1. (15%)
(b) (5%) Let g be a function of several variables which is defined in some neighborhood of 0. We will say that g(h) is o(h) iff
= 0.
Prove that g(h) = ||h|| is o(h).
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1. (15%)
(b) (5%) Let g be a function of several variables which is defined in some neighborhood of 0. We will say that g(h) is o(h) iff = 0.
Prove that g(h) = ||h|| is o(h).