Steinerian Curve
The Locus of points whose first Polars with regard to the curves of a linear net have a common point. It is also the Locus of points of Concurrence of line Polars of points of theJacobian Curve. It passes through all points common to all curves of the system and is of order 
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References
Coolidge, J. L. A Treatise on Algebraic Plane Curves. New York: Dover, p. 150, 1959.
- Octahedral Group
- Octahedral Number
- Octahedron
- Octahedron 5-Compound
- Octahemioctacron
- Octahemioctahedron
- Octakaidecagon
- Octal
- Octant
- Octatetrahedron
- Octic Surface
- Octillion
- Octodecillion
- Octonion
- Odd Function
- Odd Number
- Odd Number Theorem
- Odd Order Theorem
- Odd Prime
- Odds
- Odd Sequence
- ODE
- Offset Rings
- Ogive
- Oldknow Points