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| 2014-09-23 14:26:55 +0200 | asked a question | Sage does not simplify trigonometric expresion Hello, the sage does not simplify the expression a(phi) = (1 - cos(phi)) / sin(phi) to tan(phi/2) what wolfram alpha does... is this a bug or a feature?? |
Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.