HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens

                            double tan( double x )


       - prototype in math.h

       - returns tangent of x
       - x must be in radians
Esc or Alt-X to exit tan Home/PgUp/PgDn/End ←↑↓→
Converted to HTML in 2006 by Timo Bingmann