<!--Copyright (C) 1988-2005 by the Institute of Global Environment and Society (IGES). See file COPYRIGHT for more information.--> <h2><b>pow</b></h2><p> <code>pow(<i>expr1,expr2</i>)</code><p> The <code>pow</code> function raises the values of <code><i>expr1</i></code> to the power of <code><i>expr2</i></code>. No error checking is performed for invalid values in the operands. This function works on both gridded and station data. <p> <H3>Usage Notes</H3><P> <h3>Examples</h3><p> <ol> <li>To square some value: <p> <dd><code>pow(expr,2) </code><p> <li>To duplicate the operation of the mag function: <p> <dd><code>sqrt(pow(u,2)+pow(v,2)) </code> </ol>