âVerticesâ are the points on the two arms which are closest; whereas the line segment which connects the arms is called the âmajor axis.â. In a parabola, the two arms of the curve, also called branches, become parallel to each other. In a hyperbola, the two arms or curves do not become parallel. A hyperbolaâs center is the midpoint of the major axis. Hyperbola is given by the equation XY=1. When the difference of distances between a set of points present in a plane to two fixed foci or points is a positive constant, it is called a hyperbola.
For other uses, see Henderson. Henderson is a common Scottish surname. The name is derived from patronymic form of the name Hendry, which is a Scottish form of Henry. Some Hendersons also derive their name from Henryson.The surname Henderson is borne by numerous unrelated families in Scotland.For example, the Hendersons of Fordell, in Fife, were the chief Lowland family of the name. This family descended from a family of Henrysons, from Dumfriesshire.ome Hendersons also derive their name from Henryson. The surname Henderson is borne by numerous unrelated families in Scotland. For example, the Hendersons of Fordell, in Fife, were the chief Lowland family of the name.
The surname Hamilton most probably originated in the village of Hamilton, Leicestershire, England, but bearers of that name became established in the 13th century in Lanarkshire, Scotland.The town of Hamilton, South Lanarkshire was named after the family some time before 1445.Contemporary Hamiltons are either descended from the original noble family, or descended from people named after the town. Duke of Hamilton, a title in the Peerage of Scotland. 2  Douglas-Hamilton, the family surname of the Dukes of Hamilton and Earls of Selkirk. 3  Duke of Abercorn, a title in the Peerage of Ireland, the dukes having the surname Hamilton.