first-order triangulation
51Soviet submarine K-129 (Golf II) — K 129 was a Project 629A (NATO reporting name Golf II) diesel electric powered submarine of the Soviet Pacific Fleet, one of six Project 629 strategic ballistic missile submarines attached to the 15th Submarine Squadron based at Rybachiy Naval… …
529-1-1 — This article is about the emergency telephone number. For other uses, see 911 (disambiguation). See also: Emergency telephone number Emergency 911 displayed on the side of an emergency vehicle, indicating that 9 1 1 is the number to dial in the… …
53Sperner's lemma — You may be looking for Sperner s theorem on set families In mathematics, Sperner s lemma is a combinatorial analog of the Brouwer fixed point theorem. Sperner s lemma states that every Sperner coloring of a triangulation of an n dimensional… …
54Kolchuga passive sensor — The Kolchuga passive sensor is an ESM system developed in Ukraine. Its detection range is limited by line of sight but may be up to 800 km (500 miles) for very high altitude, very powerful emitters. Frequently referred to as Kolchuga Radar , the… …
55Laser rangefinder — A laser rangefinder is a device which uses a laser beam in order to determine the distance to a reflective object. The most common form of laser rangefinder operates on the time of flight principle by sending a laser pulse in a narrow beam… …
56Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …
57Voronoi diagram — The Voronoi diagram of a random set of points in the plane (all points lie within the image). In mathematics, a Voronoi diagram is a special kind of decomposition of a given space, e.g., a metric space, determined by distances to a specified… …
58History of the single-lens reflex camera — The history of the single lens reflex camera predates the invention of photography in 1826/27 by one and a half centuries with the use of a reflex mirror in a camera obscura first described in 1676. Such SLR devices were popular as drawing aids… …
59Criticisms of The Da Vinci Code — The Da Vinci Code , a popular suspense novel by Dan Brown, generated a great deal of criticism and controversy after its publication in 2003. Many of the complaints centered on the book s speculations and alleged misrepresentations of core… …
60Virus — This article is about the biological agent. For other uses, see Virus (disambiguation). For a generally accessible and less technical introduction to the topic, see Introduction to viruses. Viruses …
