Director Curve
The curve 
in the Ruled Surface parameterization
See also Directrix (Ruled Surface), Ruled Surface, Ruling
References
Gray, A. Modern Differential Geometry of Curves and Surfaces. Boca Raton, FL: CRC Press, p. 333, 1993.
- Difference Equation
- Trigonometry Values Pi/4
- Trigonometry Values Pi/5
- Trigonometry Values Pi/6
- Trigonometry Values Pi/7
- Trigonometry Values Pi/8
- Trigonometry Values Pi/9
- Trigyrate Rhombicosidodecahedron
- Trihedron
- Trilinear Coordinates
- Trilinear Line
- Trilinear Polar
- Trillion
- Trimagic Square
- Trimean
- Trimorphic Number
- Trinoid
- Trinomial
- Trinomial Identity
- Trinomial Triangle
- Triomino
- Triple
- Triple-Free Set
- Triple Jacobi Product
- Triple Point