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For questions about defining recursive functions, recursive algorithms and solving recursive equations.

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Assume we have a multi-dimensional recurrence, e.g. $\qquad\begin{align*} a_1 &= (1,2) \\ a_n &= (1,2) + a_{n-1} \quad, n>1 \end{align*}$ with the easy solution $a_n = (n,2n)$. How can I solve …
asked Jul 30 '13 by Raphael