# File lib/eymiha/math3/point3s.rb, line 81
    def approximately_equals?(point3s,epsilon=Numeric.epsilon)
      (@s_radius.approximately_equals?(point3s.s_radius,epsilon)&&
       ((@s_radius.approximately_equals?(0,epsilon) ||
         (@theta.approximately_equals?(point3s.theta,epsilon)&&
          @phi.approximately_equals?(point3s.phi,epsilon)))))
    end