Returns the hyperbolic cotangent of the given angle.
HCOTAN(Angle)
Angle is the angle in radians for which you want the hyperbolic cotangent.
Formula

Description 
=HCOTAN(1.047)  Hyperbolic
cotangent of 1.047 radians 
=HCOTAN(60*PI()/180)  Hyperbolic
cotangent of 60 degrees (0.5) 
=HCOTAN(RADIANS(60))  Hyperbolic
cotangent of 60 degrees (0.5) 