circular arc
81Transversal (instrument making) — Transversals are a geometric construction on a scientific instrument to allow a graduation to be read to a finer degree of accuracy. Transversals have been replaced in modern times by vernier scales. Contents 1 History 2 Linear transversals 3… …
82Hobbing machine — A hobbing machine is a special form of milling machine that cuts gears. It is the major industrial process for cutting (as opposed to grinding) spur gears of involute form.The machine forms the gear via a generating process by rotating the gear… …
83Maximal independent set — This article is about the combinatorial aspects of maximal independent sets of vertices in a graph. For other aspects of independent vertex sets in graph theory, see Independent set (graph theory). For other kinds of independent sets, see… …
84Stadiametric rangefinding — Stadiametric rangefinding, or the stadia method is a technique of measuring distances with a telescopic instrument. The term stadia comes from a Greek unit of length. Stadiametric rangefinding is used for surveying and in the telescopic sights of …
85Track transition curve — The red Euler spiral is an example of an easement curve between a blue straight line and a circular arc, shown in green …
86Reuleaux tetrahedron — Animation of a Reuleaux tetrahedron, showing also the tetrahedron from which it is formed. Four spheres intersect to form a Reuleaux tetrahedron. The Reuleaux tetrahedron is the inter …
87physical science, principles of — Introduction the procedures and concepts employed by those who study the inorganic world. physical science, like all the natural sciences, is concerned with describing and relating to one another those experiences of the surrounding… …
88Slerp — In computer graphics, Slerp is shorthand for spherical linear interpolation, introduced by Ken Shoemake in the context of quaternion interpolation for the purpose of animating 3D rotation. It refers to constant speed motion along a unit radius… …
89Mason-Dixon Line — The Mason–Dixon Line (or Mason and Dixon s Line ) is a demarcation line between four U.S. states, forming part of the borders of Pennsylvania, Maryland, Delaware, and West Virginia (then part of Virginia). It was surveyed between 1763 and 1767 by …
90Dimensional Fact Model — Data Warehouses (DWs) are databases used by decision makers to analyze the status and the development of an organization. DWs are based on large amounts of data integrated from heterogeneous sources into multidimensional databases, and they are… …
