It is not yet known to what philosopher we owe the invention of the cycloid.
Pascal is said to have written his treatise on the cycloid from a religious motive.
So that it is a kind of cycloid, of which, however, the points can be found geometrically.
Rather it travels along a cycloid, bending back upon itself, following the movement of man.
In brief—distinct grounds, and vivid circular or cycloid figures, of no meaning, are here Median laws.
The cycloid is the simplest member of the class of curves known as roulettes.
The mechanical properties of the cycloid were investigated by Christiaan Huygens, who proved the curve to be tautochronous.
A famous period in the history of the cycloid is marked by a bitter controversy which sprang up between Descartes and Roberval.
Louis Agassiz distinguished four kinds of scales—placoid, ganoid, cycloid and ctenoid.
There are two principal types of Teleostean scales, the cycloid and ctenoid.