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.
About the Grimes surname origin The name of Grimes or Grymes is believed to be of Scandinavian origin and to have been derived from the ancient Anglo-Saxon baptismal name of Grim, being adopted as a surname by the sons of one so called.