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hyperboloid

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hyperboloid [hī′pər·bə‚lȯid]
(mathematics)
A quadric surface given by an equation of the form (x2/a2) ± (y2/b2) - (z2/c2) = 1; in certain cases it is a hyperboloid of revolution, which can be realized by rotating the pieces of a hyperbola about an appropriate axis.


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Both sections of an hyperboloid appear on the cover.
1], that is to say we work with the assumption that the basic form is: * a ball in case A * a rotations-symmetric ellipsoid in case B * a straight circular cone in case C * a rotation-symmetric hyperboloid bounded by the surfaces (([x.
Minimizing its area, it curls into a saddle, or hyperboloid, shape.
 
 
 
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