logarithmic circular slide rule

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• Slide rule — For other uses, see Slide rule (disambiguation). A typical ten inch student slide rule (Pickett N902 T simplex trig). The slide rule, also known colloquially as a slipstick,[1] is a mechanical analog computer. The slide rule is used primarily for …   Wikipedia

• slide rule — a device for performing mathematical calculations, consisting essentially of a ruler having a sliding piece moving along it, both marked with graduated, usually logarithmic, scales: now largely replaced by the electronic calculator. [1655 65 for… …   Universalium

• Regla de cálculo — Saltar a navegación, búsqueda La regla de cálculo es un instrumento manual de cálculo que dispone de varias escalas numéricas, para facilitar la rápida y cómoda realización de operaciones aritméticas complejas, como puedan ser multiplicaciones,… …   Wikipedia Español

• Oughtred, William — ▪ English mathematician born March 5, 1574, Eton, Buckinghamshire, England died June 30, 1660, Albury, Surrey       English mathematician and Anglican (Anglicanism) minister who invented the earliest form of the slide rule, two identical linear… …   Universalium

• E6B — pilots will still carry and use these Flight Computers. These flight computers are used during flight planning (on the ground before takeoff) to aid in calculating fuel burn, wind correction, time en route, and other items. In the air, the flight …   Wikipedia

• William Oughtred — (1575 1660). Born 5 March 157 …   Wikipedia

• Mechanical calculator — An old Russian mechanical calculator. A mechanical calculator is a device used to perform the basic operations of arithmetic. Mechanical calculators are comparable in size to small desktop computers and have been rendered obsolete by the advent… …   Wikipedia

• computer — computerlike, adj. /keuhm pyooh teuhr/, n. 1. Also called processor. an electronic device designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of these operations. Cf. analog… …   Universalium

• Scientific revolution — This article is about a period in the history of science. For the process of scientific progress via revolution, proposed by Thomas Kuhn, see Paradigm shift …   Wikipedia

• numeration — I (New American Roget s College Thesaurus) Counting Nouns 1. numeration, numbering, counting, tally, enumeration, pagination, summation, reckoning, computation, calculation, cybernetics, measurement; statistics, poll, census, roll call,… …   English dictionary for students

• Skew arch — A skew arch (also known as an oblique arch) is a method of construction that enables an arch bridge to span an obstacle at some angle other than a right angle. This results in the faces of the arch not being perpendicular to its abutments and its …   Wikipedia