### Author Topic: How to solve the question on section 1.4 of the text book Page42  (Read 488 times)

#### lilywq

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##### How to solve the question on section 1.4 of the text book Page42
« on: October 01, 2020, 09:02:38 PM »
On the page 42 of the text book. Here is the question:

Find the limit at ∞ of the given function, or explain why it does not exist.
24. h(z) = Arg(z), z≠0

I wonder is the limit do not exist? and why this limit do not exist?

#### Victor Ivrii

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##### Re: How to solve the question on section 1.4 of the text book Page42
« Reply #1 on: October 03, 2020, 04:47:21 AM »
Try to solve it by yourself (it follows right from the definition)

#### shiyuancao

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##### Re: How to solve the question on section 1.4 of the text book Page42
« Reply #2 on: October 08, 2020, 09:11:51 PM »
Hint: How do we illustrate  $z \to \infty$ on a complex plane?