arithmetical chart

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• Edward Wright (mathematician) — For the 20th century mathematician, see Edward Maitland Wright. Edward Wright Title page of the first edition of Wright s Certaine Errors in Navigation (1599) …   Wikipedia

• Moving average — For other uses, see Moving average (disambiguation). In statistics, a moving average, also called rolling average, rolling mean or running average, is a type of finite impulse response filter used to analyze a set of data points by creating a… …   Wikipedia

• Elementary algebra — is a fundamental and relatively basic form of algebra taught to students who are presumed to have little or no formal knowledge of mathematics beyond arithmetic. It is typically taught in secondary school under the term algebra. The major… …   Wikipedia

• Timeline of Islamic science and engineering — This timeline of Islamic science and engineering covers the general development of science and technology in the Islamic world during the Islamic Golden Age, usually dated from the 7th to 16th centuries.From the 17th century onwards, the advances …   Wikipedia

• Contour line — This article is about lines of equal value in maps and diagrams. For more meanings of the word contour , see Contour (disambiguation). The bottom part of the diagram shows some contour lines with a straight line running through the location of… …   Wikipedia

• Experiment — Experimental redirects here. For the musical classification, see Experimental music. For other uses, see Experiment (disambiguation). Even very young children perform rudimentary experiments in order to learn about the world. An experiment is a… …   Wikipedia

• Pascal's triangle — The first six rows of Pascal s triangle In mathematics, Pascal s triangle is a triangular array of the binomial coefficients in a triangle. It is named after the French mathematician, Blaise Pascal. It is known as Pascal s triangle in much of the …   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

• Donald Luskin — (born April 1954) is Chief Investment Officer for Trend Macrolytics LLC, a consulting firm providing investment strategy and macroeconomics forecasting and research for institutional investors. Luskin is a contributing editor and columnist both… …   Wikipedia

• Slate and stylus — The slate and stylus are tools used by blind persons to write text that they can read without assistance. [Alpha Chi Omega (1908)] [Shrady, etc al.(1902)] Invented by Charles Barbier and Louis Braille as the tool for writing Braille, [Lowell, et… …   Wikipedia

• test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …   Medical dictionary