noun (plural tractrices /ˌtrakˈtrīsēz/ /ˈtraktrəˌsēz/)Geometry
1.1One of a class of curves similarly traced by one end of a rigid rod, whose other end moves along a fixed line or curve.
- The tractrix is sometimes called a tractory or equitangential curve.
- The concrete realisation uses the pseudosphere, a surface generated by the revolution of a tractrix about its asymptote.
- The model was obtained on the surface of revolution of a tractrix about its asymptote.
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