Polygonal numbers
Polygonal Po*lyg"o*nal, a. Having many angles. [1913 Webster]

{Polygonal numbers}, certain figurate numbers. See under {Figurate}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Polygonal — Po*lyg o*nal, a. Having many angles. [1913 Webster] {Polygonal numbers}, certain figurate numbers. See under {Figurate}. [1913 Webster] …   The Collaborative International Dictionary of English

  • Polygonal number — In mathematics, a polygonal number is a number that can be arranged as a regular polygon. Ancient mathematicians discovered that numbers could be arranged in certain ways when they were represented by pebbles or seeds; such numbers, which can be… …   Wikipedia

  • Centered polygonal number — The centered polygonal numbers are a class of series of figurate numbers, each formed by a central dot, surrounded by polygonal layers with a constant number of sides. Each side of a polygonal layer contains one dot more than a side in the… …   Wikipedia

  • The Penguin Dictionary of Curious and Interesting Numbers —   …   Wikipedia

  • Pollock octahedral numbers conjecture — The Pollock octahedral numbers conjecture is a conjecture that every integer is the sum of at most seven octahedral numbers, first stated by Sir Frederick Pollock, better known as a lawyer and politician but also a contributor of papers on… …   Wikipedia

  • Fermat polygonal number theorem — In mathematics, the Fermat polygonal number theorem states: every positive integer is a sum of at most n n polygonal numbers. That is, every number can be written as the sum of at most three triangular numbers, or four square numbers, or five… …   Wikipedia

  • Nombre Polygonal — En mathématiques, un nombre polygonal est un nombre qui peut être représenté par un polygone régulier. Les mathématiciens antiques ont découvert que des nombres pouvaient être représentés en arrangeant d une certaine manière des cailloux ou des… …   Wikipédia en Français

  • Nombre polygonal — En mathématiques, un nombre polygonal est un nombre qui peut être représenté par un polygone régulier. Les mathématiciens antiques ont découvert que des nombres pouvaient être représentés en arrangeant d une certaine manière des cailloux ou des… …   Wikipédia en Français

  • number game — Introduction       any of various puzzles and games that involve aspects of mathematics.       Mathematical recreations comprise puzzles and games that vary from naive amusements to sophisticated problems, some of which have never been solved.… …   Universalium

  • Diophantus — For the general, see Diophantus (general). Title page of the 1621 edition of Diophantus Arithmetica, translated into Latin by Claude Gaspard Bachet de Méziriac. Diophantus of Alexandria (Greek: Διόφαντος ὁ Ἀλεξανδρεύς XD. b. between 200 and 214… …   Wikipedia

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