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APM346-2022S
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APM346--Lectures & Home Assignments
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Chapter 2
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Text Book 2.4 Example 2.1
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Topic: Text Book 2.4 Example 2.1 (Read 4341 times)
Yifei Hu
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Text Book 2.4 Example 2.1
«
on:
February 19, 2022, 09:16:55 PM »
In this problem, $-1 < t < -\infty$, when applying D' Alembert's formula, why we integrate from 0 to t instead of from -1 to t?
Thanks in advance!
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Victor Ivrii
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Re: Text Book 2.4 Example 2.1
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Reply #1 on:
February 20, 2022, 10:04:48 AM »
We integrate from $t=0$ because for $t=0$ initial conditions are done. $-1<t $ is a domain where $f(x,t)$ is defined
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Toronto Math Forum
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APM346-2022S
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APM346--Lectures & Home Assignments
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Chapter 2
»
Text Book 2.4 Example 2.1