Trident of Newton
The Cubic Curve defined by
with
. The curve cuts the axis in either one or three points. It was the 66th curve in Newton's 
classification of Cubics. Newton stated that the curve has four infinite legs and thatthe 
-axis is an Asymptote to two tending toward contrary parts.
References
Lawrence, J. D. A Catalog of Special Plane Curves. New York: Dover, pp. 109-110, 1972. MacTutor History of Mathematics Archive. ``Trident of Newton.''http://www-groups.dcs.st-and.ac.uk/~history/Curves/Trident.html.
- Star Fractal
- Star Graph
- Star Number
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- Star of Lakshmi
- Star Polygon
- Star Polyhedron
- Starr Rose
- State Space
- Stationary Point
- Stationary Tangent
- Stationary Value
- Statistic
- Statistical Test
- Statistics
- Staudt-Clausen Theorem
- Steenrod Algebra
- Steenrod-Eilenberg Axioms
- Steenrod's Realization Problem
- Steepest Descent Method
- Steffensen's Inequality
- Steffenson's Formula
- Steinbach Screw
- Steiner Chain