perpendicularDistance: Generate Objects of Class "'>perpendicularDistance"
Description
This generic function has only one method used as a
constructor function for objects that are of class
"'>perpendicularDistance". This method should be used in
preference to new to insure a valid object.
Usage
perpendicularDistance(kpds, ...)
Arguments
kpds
This is the signature argument: the Kpds factor in
the appropriate units.