[SciPy-User] numerical integration with square root like singularity

Pauli Virtanen pav@iki...
Thu Nov 24 08:25:27 CST 2011


24.11.2011 15:16, Daniel Platz kirjoitti:
[clip]
> \int_{0}^{A} f(x) / sqrt(A-x) dx.
> 
> Can the quad function in scipy deal with this kind of singularity. I
> tried to use the points argument of the quad function but I still get
> warning messages and do not know how much I can trust the results.
[clip]

Yes, `quad` supports weight functions of this form (see its `weight` and
`wvar` arguments). Run

    scipy.integrate.quad_explain()

to find what to specify as these arguments

-- 
Pauli Virtanen



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