log2

Contents: Description, Arguments, Usage, Examples, Sub-Functions, Related Functions, Source Supported Under Version: >1.00 Current .dvrc Version: 1.29 Description Base 2 logarithm. Arguments and Return Values Arguments: A numeric array (any format) Return Value: A numeric array containing the log base 2 of the input; output format is double if input is double, float otherwise If no arguments are input, log2() prints its description, as shown below. Usage Syntax: log2(x) 'x' - a numeric array (any format) Examples log2(x) returns ln(x)/ln(2) Works for arrays S.Marshall 12-06-2007 0 dv> log2(0//1//2//3//4) 5x1x1 array of float, bsq format [20 bytes] -inf 0.00000 1.00000 1.58496 2.00000

DavinciWiki Mini-Nav Bar Contents Functions Function Categories Common Procedures Glossary Download Davinci Change Log News Mailing List Contact Developers davinci-dev [AT] mars.asu.edu All other topics See navigation on the left Major Sub-Functions isnum ln Related Functions ln log log10 logb math.dvrc log2() Recent Library Changes Change Log Created On: 12-07-2007 Modified On: 01-17-2008