shift

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shift

$\begin{usage} shift(x, n) \end{usage}$

Signature

shift: (%, Integer) $\to$ %

$\begin{params} {\em x} & \% & A fraction whose denominator is a power of p\\ {\em n} & \htmlref{\texttt{Integer}}{Integer} & An exponent\\\end{params}$

$\begin{retval} Returns $x p^n$. \end{retval}$

Manuel Bronstein 2000-12-13