Rotation matrix — In linear algebra, a rotation matrix is a matrix that is used to perform a rotation in Euclidean space. For example the matrix rotates points in the xy Cartesian plane counterclockwise through an angle θ about the origin of the Cartesian… … Wikipedia
Pointsymmetric 3 character domain names — Pointsymmetric names consist of a special combination of alphanumeric characters allowing a 180° rotation without loss of the original appearance. Point symmetry is sometimes called origin symmetry, because the origin is the central point around … Wikipedia
Robson Rotation — is the method of printing multiple ballots for single transferable vote elections, with each having the candidates listed in a different order. To achieve this, a number of designs of ballot paper are printed, and amounts of each design are… … Wikipedia
List of historic tropical cyclone names — Part of a series on Tropical cyclones … Wikipedia
List of proper names of stars — This is a list of proper names for stars, mostly derived from Arabic and Latin. See also the list of stars by constellation, which gives variant names, derivations, and magnitudes. Of the roughly 10,000 stars visible to the naked eye, only few… … Wikipedia
Traditional Chinese star names — are the names of stars used in ancient Chinese literature, history, religion, mythology, folklore, Chinese opera and such methods of divination as astrology, horoscope (火羅) and Feng shui. Chinese star names sometimes consist of a Chinese… … Wikipedia
Backup rotation scheme — A backup rotation scheme is a method for effectively backing up data where multiple media (such as tapes) are used in the backup process. The scheme determines how and when each piece of removable storage is used for a backup job and how long it… … Wikipedia
HD 33636 — Starbox begin name = HD 33636 A / BStarbox observe epoch = J2000.0 constell = Orion ra = 05h 11m 46.4490s dec = +04º 24 12.7418″Starbox character class = G0VH 03 / M6V b v = 0.588 ± 0.016 / ?cite journal… … Wikipedia
Star — For other uses, see Star (disambiguation) … Wikipedia
Planet — This article is about the astronomical object. For other uses, see Planet (disambiguation) … Wikipedia