perfect square

perfect square
noun Date: 1856 an integer (as 9 or 36) whose square root is an integer

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Perfect square — may refer to: Mathematics * Square number, a number which is the square of an integer * Square (algebra), an algebraic expression that can be factored as the square of another expression * Perfect square dissection, a dissection of a geometric… …   Wikipedia

  • perfect square — n. a quantity which is the exact square of another quantity; e.g., 25 is a perfect square of 5, x2+2xy+y2 of (x+y) …   English World dictionary

  • Perfect Square — This article refers to the R.E.M. live recording. For the mathematical term, see Perfect square. Infobox music DVD Name = Perfect Square Type = Live performance Artist = R.E.M. Released = March 9 2004 Recorded = Bowling Green Wiesbaden, Germany… …   Wikipedia

  • perfect square — noun : a number or expression that is the square of a number or expression of the class under consideration; especially : an integral rational term that is the square of an integral rational term 9 is a perfect square because it is the square of… …   Useful english dictionary

  • perfect square — Math. 1. a rational number that is equal to the square of another rational number. 2. a polynomial that is the square of another polynomial. [1935 40] * * * …   Universalium

  • perfect square — per′fect square′ n. math. a rational number that is equal to the square of another rational number • Etymology: 1935–40 …   From formal English to slang

  • perfect square — noun another term for square number …   English new terms dictionary

  • Square — may mean:Mathematics*Square (algebra), to multiply a number or other quantity by itself **Perfect square **Square matrix **Square number **Square root*Square (geometry), a polygon with four equal sides and angles **Unit square*Square wave, a… …   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

  • Perfect number — In number theory, a perfect number is a positive integer that is equal to the sum of its proper positive divisors, that is, the sum of its positive divisors excluding the number itself (also known as its aliquot sum). Equivalently, a perfect… …   Wikipedia

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