Up: The Catenoid

The Catenary

The Catenary is the curve formed by a perfectly flexible inextensible chain of uniform density hanging from two supports. One way to parameterize the catenary is:

catenary(t)=(b*cosh(t/b),t)   b > 0 and  -pi < t < pi 
In the picture b is equal to 1. 

Up: The Catenoid
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