degreeBound

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degreeBound

$\begin{usage} degreeBound~L \end{usage}$

Signature

degreeBound: LinearOrdinaryFirstOrderSystem RX $\to$ Integer

$\begin{params} {\em L} & \htmlref{\texttt{LinearOrdinaryFirstOrderSystem}}{LinearOrdinaryFirstOrderSystem} RX & A first order recurrence system\\\end{params}$

$\begin{retval} Returns an upper bound for the degree of any polynomial solution of $LY = 0$, $-1$\ if there are no nonzero polynomial solution. \end{retval}$

Manuel Bronstein 2000-12-13