sieve distance
31History of mathematics — A proof from Euclid s Elements, widely considered the most influential textbook of all time.[1] …
32Earthquake — For other uses, see Earthquake (disambiguation). Global earthquake epicenters, 1963–1998 …
33Angle of repose — For the Wallace Stegner novel, see Angle of Repose (novel). For the friction angle between two solid objects, see Friction. For the Sleepytime Gorilla Museum song of the same name, see In Glorious Times. Angle of repose The angle of repose or,… …
34Closest pair of points problem — Closest pair of points shown in red The closest pair of points problem or closest pair problem is a problem of computational geometry: given n points in metric space, find a pair of points with the smallest distance between them. Its two… …
35B-17 Flying Fortress — Infobox Aircraft name= B 17 Flying Fortress caption= This TB 17G was assigned various USAAF training commands type= Strategic bomber national origin = United States manufacturer= Boeing first flight= 28 July 1935cite web |url=… …
36Camera obscura — This article is about an optical device. For other uses, see Camera obscura (disambiguation) …
37Hydrometer — Not to be confused with Hygrometer. Hydrometer from Practical Physics Schematic drawing of a hydrometer. The lower the densi …
38Combine harvester — A Lely open cab combine. Harvesting oats in a C …
39River out of Eden — Infobox Book name = River out of Eden title orig = translator = image caption = author = Richard Dawkins illustrator = Lalla Ward cover artist = country = language = series = subject = Evolutionary biology genre = publisher = Basic Books release… …
40Derbyshire lead mining history — Goodluck Mine in Via Gellia. This article details some of the history of lead mining in Derbyshire, England. Contents 1 …
