FUNCTION: sigfig PURPOSE: Simple function for rounding off. USAGE: y = sigfig(x,n) INPUTS: x: The value to be rounded. Can be an array. n: Number of significant figures (>= 1). KEYWORDS: $LastChangedBy: dmitchell $ $LastChangedDate: 2014-03-31 18:06:44 -0700 (Mon, 31 Mar 2014) $ $LastChangedRevision: 14725 $ $URL: svn+ssh://thmsvn@ambrosia.ssl.berkeley.edu/repos/spdsoft/trunk/projects/maven/swea/sigfig.pro $ CREATED BY: David L. Mitchell A Long Time Ago