How can i find the error in the interpolant

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Wenchen Liu
Wenchen Liu 2022-11-1
回答： Matt J 2022-11-1
This is what have done so far:
and the graph of this code shows like this:
I want to find the error between this two functions in another plot. Thank you!

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回答（1 个）

Matt J
Matt J 2022-11-1
fplot(@(x) cosh(x)-p(x))

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