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Question: Why integration of dirac delta with argument sin is left unevaluated?

Question:Why integration of dirac delta with argument sin is left unevaluated?

DarkMath 125 Maple 2020
integration physics dirac
June 23 2020
4

Hello,

I am trying to calculate an integral involving dirac delta as given below

int(Dirac(sin(x)),x=-3/2*Pi..3/2*Pi)

However, Maple returns the integral unevaluated as

int(Dirac(sin(x)),x=-3/2*Pi..3/2*Pi)

How can I get it evaluated? the result should be 3 here.

Thanks in advance.
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