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2012-06-08 15:22:35 +0100 | asked a question | Recurrence equation value error Hello, As an anxious student I tried googling for an answer for 2hours without any result. I'm new Sagemath user. I have to solve equation: My sage input is: But I'm getting an error:
Sage has some problems with cosine function, any idea how to solve it? |

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