comp.* hierarchy — The comp.* hierarchy is a major class of newsgroups in Usenet, containing all newsgroups whose name begins with comp. , organized hierarchically. comp.* groups discuss various computer, technology, and programming issues. Some groups can even… … Wikipedia
Alt.* hierarchy — The alt.* hierarchy is a major class of newsgroups in Usenet, containing all newsgroups whose name begins with alt. , organized hierarchically. The alt.* hierarchy is not confined to newsgroups of any specific subject or type, although in… … Wikipedia
Usenet — A diagram of Usenet servers and clients. The blue, green, and red dots on the servers represent the groups they carry. Arrows between servers indicate newsgroup group exchanges (feeds). Arrows between clients and servers indicate that a user is… … Wikipedia
Control message — Contents 1 Types of control messages 1.1 cancel 1.2 newgroup 1.3 rmgroup 1.4 … Wikipedia
Recursion theory — Recursion theory, also called computability theory, is a branch of mathematical logic that originated in the 1930s with the study of computable functions and Turing degrees. The field has grown to include the study of generalized computability… … Wikipedia
Morya (Theosophy) — For other uses, see Morya. Morya, one of the Masters of the Ancient Wisdom spoken of in modern Theosophy and in the Ascended Master Teachings is considered one of the Ascended Masters. He is also known as the Chohan of the First Ray (see Seven… … Wikipedia
Great Renaming — The Great Renaming was a restructuring of Usenet newsgroups that took place in 1987. B News maintainer and UUNET founder Rick Adams is generally considered to be the initiator of the Renaming.MotivationThe primary reason was said to be the… … Wikipedia
Multigrid method — Multigrid (MG) methods in numerical analysis are a group of algorithms for solving differential equations using a hierarchy of discretizations. They are an example of a class of techniques called multiresolution methods, very useful in (but not… … Wikipedia
United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… … Universalium
Unix — (officially trademarked as UNIX, sometimes also written as Unix with small caps) is a computer operating system originally developed in 1969 by a group of AT T employees at Bell Labs, including Ken Thompson, Dennis Ritchie, Douglas McIlroy, and… … Wikipedia
