Steiner point

plural Steiner points

1. businessOne vertex of a Steiner tree.

   I created a Steiner point in my layout design at the point where I want my net's routing to branch.

2. graph theoryAn extra vertex that is not a member of the input.
3. geometryThe point on the circumcircle of a triangle that lies at the intersection of three lines through the vertices of the triangle, where those lines are parallel to the corresponding sides of the first Brocard triangle.
4. geometryThe geometric centroid of the system obtained by placing a mass equal to the magnitude of the exterior angle at each vertex of the system.
5. geometryAny of the 20 points located at the 3 by 3 intersections of the 60 Pascal lines which are produced by extending the triplets on opposite sides of a conic section in Pascal's theorem for all permutations of verices.