On 2011-11-08 19:35, William Stein wrote:
> Right now we get a TypeError when trying to evaluate the above, which
> is unfortunate too, but at least it's an error rather than a totally
> wrong answer.   With your patch, probably Sage would silently produce
> a wrong answer.
Yes it would always produce 0.  The problem is that I have no idea how
to distinguish

sage: integral_numerical(log(x), 0, 0)

from

sage: integral_numerical(dirac_delta, 0,0)

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