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Re: A Problem with Simplify

On Apr 10, 10:14 am, "Kevin J. McCann" <Kevin.McC... at> wrote:
> I have the following rather simple integral of two sines, which should
> evaluate to zero if m is not equal to n and to L/2 if they are the same.

Try the following:
Integrate[Exp[(a - 1)*x], x] /. a -> 1
Integrate[Cos[(a - 1)*x], x] /. a -> 1
Integrate[(a - 1)^x, {x, -1, 0}] /. a -> 1
Integrate[Cos[a x]/Sin[x], x] /. a -> 1

There is the ONE underlying BUG! In some complicated cases this bug
may result in random partial answers.

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