A definite integral

• Subject: A definite integral
• From: Poul Riis
• Date: Wed, 11 May 2005 19:54:54 +0200

Please try
integrate((tan(x)^2+1)/tan(x),x,%pi/6,%pi/3);
which on my computer ends up with something different from what I expect
to be the result, namely log(3).
Im I wrong?

Try also
integrate((tan(x)^2+1)/tan(x),x);
followed by
logcontract(%);

Yours,
Poul Riis

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