Stable Numerics Subroutine Library
Programming Reference Manual
Version 1.1 DD-00006-011

6.3.14 Riemann Projection

rc_interval<T> projected() const; 
rc_interval<T>& project();

These functions project a RC  interval onto a Riemann sphere.

projected()


Returns a Riemann sphere projected version of the interval.

project()


Sets the current interval to it’s Riemann sphere projection and return a reference to it.