hyperbolic paraboloid

H.L. Mencken, admittedly a fast man with a hyperbolic comparison, thought him more profound than Henry James.

Such Oriental hyperbolic gratitude would have satisfied the greediest benefactor, and was infinitely in excess of what he owed me.

The real facts never became known, but the tales of these stirring times have been handed down in more or less hyperbolic form.

In many of these instances the hyperbolic gold and silver of the writers would undoubtedly be bronze.

In an hyperbolic involution any two conjugate points are harmonic conjugates with regard to the two foci.

In an hyperbolic involution the centre is the middle point between the foci.