#11737: "integrate" fails to integrate a convergent integral (sin(x^2)/x^2).
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Reporter: lfousse | Owner:
burcin
Type: defect | Status:
new
Priority: minor | Milestone:
sage-5.0
Component: calculus | Resolution:
Keywords: | Work issues:
Report Upstream: Reported upstream. Little or no feedback. | Reviewers:
Authors: | Merged in:
Dependencies: | Stopgaps:
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Comment (by kcrisman):
This is now fixed upstream.
{{{
(%i1) display2d:false;
(%o1) false
(%i2) float(integrate(sin(x^2)/(x^2),x,1,inf));
(%o2) -.1767766952966368*(.2733129188747918*%i-.5348723621187719)*%i
+.1767766952966368*(-.2733129188747918*%i-.5348723621187719)*%i
-.1767766952966368*(.2733129188747918*%i-.5348723621187719)
-.1767766952966368*(-.2733129188747918*%i-.5348723621187719)
(%i3) integrate(sin(x^2)/(x^2),x,1,inf);
(%o3) %i*gamma_incomplete(-1/2,%i)/2^(5/2)
-gamma_incomplete(-1/2,%i)/2^(5/2)-%i*gamma_incomplete(-1/2,-%i)/2^(5/2)
-gamma_incomplete(-1/2,-%i)/2^(5/2)
}}}
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11737#comment:11>
Sage <http://www.sagemath.org>
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