A Hyperbola for which the Asymptotes are Perpendicular. This occurs when the
Semimajor and Semiminor Axes are equal. Taking in the equation
of a Hyperbola with Semimajor Axis parallel to the x-Axis and Semiminor Axis parallel to the
y-Axis (i.e., vertical Directrix),
See also Hyperbola, Rectangular Hyperbola