square of difference
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Square — (skw[^a]r), n. [OF. esquarre, esquierre, F. [ e]querre a carpenter s square (cf. It. squadra), fr. (assumed) LL. exquadrare to make square; L. ex + quadrus a square, fr. quattuor four. See {Four}, and cf. {Quadrant}, {Squad}, {Squire} a square.]… … The Collaborative International Dictionary of English
Square — Square, v. t. [imp. & p. p. {Squared} (skw[^a]rd); p. pr. & vb. n. {Squaring}.] [Cf. OF. escarrer, esquarrer. See {Square}, n.] 1. To form with four equal sides and four right angles. Spenser. [1913 Webster] 2. To form with right angles and… … The Collaborative International Dictionary of English
Difference of two squares — In mathematics, the difference of two squares, or the difference of perfect squares, is when a number is squared, or multiplied by itself, and is then subtracted from another squared number. It refers to the identity from elementary algebra.… … Wikipedia
Square number — In mathematics, a square number, sometimes also called a perfect square, is an integer that can be written as the square of some other integer; in other words, it is the product of some integer with itself. So, for example, 9 is a square number,… … Wikipedia
Square metre — M^2 redirects here. For other uses, see M² (disambiguation). The square metre (British spelling) or square meter (American spelling) is the SI derived unit of area, with symbol m2 (33A1 in Unicode[1]). It is defined as the area of a square whose… … Wikipedia
Square (algebra) — In algebra, the square of a number is that number multiplied by itself. To square a quantity is to multiply it by itself.Its notation is a superscripted 2 ; a number x squared is written as x ². Thus: If x is a positive real number, the value of… … Wikipedia
Square root of 5 — The square root of 5 is the positive real number that, when multiplied by itself, gives the prime number 5. This number appears in the formula for the golden ratio. It can be denoted in surd form as::sqrt{5}.It is an irrational algebraic number.… … Wikipedia
square — noun 1》 a plane figure with four equal straight sides and four right angles. ↘something that is the shape of a square or a cube. ↘historical a body of infantry drawn up in rectangular form. 2》 an open, typically four sided, area… … English new terms dictionary
Square dance program — A square dance program or square dance list is a set of defined square dance calls or dance steps which are associated with a level of difficulty. Programs and program lists are managed and universally recognized in modern Western square… … Wikipedia
Square One Mall — This article is about the mall in Saugus, Massachusetts. For the mall located in Mississauga, Ontario, Canada, please see Square One Shopping Centre. infobox shopping mall shopping mall name = Square One Mall caption = location =Saugus,… … Wikipedia
Square gyrobicupola — Infobox Polyhedron Polyhedron Type=Johnson J 28 J29 J30 Face List=8 triangles 2+8 squares Edge Count=32 Vertex Count=16 Symmetry Group=D4h Vertex List=8(3.4.3.4) 8(3.43) Dual= Property List=convex In geometry, the square gyrobicupola is one of… … Wikipedia
