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Messages - Issra

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Chapter 10 / S 10.1 Lemma
« on: April 01, 2023, 07:31:40 AM »
Posted here since there is no section for Chapter 10.

In Lemma 1 in S10.1, why is the condition $\phi(t_0) = \phi(t_1) = 0 $ necessary?

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Chapter 4 / When is it a good idea to assume solutions are separable?
« on: February 23, 2023, 07:56:27 PM »
When is it a good idea to assume solutions are separable? Are there any implied assumptions about the nature of the solutions when we assume that they are separable?

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