integrate bug

• Subject: integrate bug
• From: Aleksas Domarkas
• Date: Wed, 1 Feb 2012 14:04:33 +0200

Integrate bug:

(%i1) integrate(acos((x-1/2)/sqrt(1-x^2)), x, 0, 1/2);
(%o1) -%pi/4
(%i2) float(%), numer;
(%o2) -0.78539816339745

(%i3) quad_qags(acos((x-1/2)/sqrt(1-x^2)), x, 0, 1/2);
(%o3) [0.9161228399914,1.0171006703434392*10^-14,21,0]

Aleksas D

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