divisor of unity

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• Root of unity — The 5th roots of unity in the complex plane In mathematics, a root of unity, or de Moivre number, is any complex number that equals 1 when raised to some integer power n. Roots of unity are used in many branches of mathematics, and are especially …   Wikipedia

• Topological divisor of zero — In mathematics, in a topological algebra A , zin A is a topological divisor of zero if there exists a neighbourhood U of zero and a net (x i) {iin I} with forall iin I, x i in Asetminus U and zx i longrightarrow Oin A. If the topological algebra… …   Wikipedia

• prime — /praɪm / (say pruym) adjective 1. first in importance, excellence, or value. 2. first or highest in rank, dignity, or authority; chief; principal; main: the prime minister. 3. first in comparison with others. 4. of the first grade or best quality …  

• Bunyakovsky conjecture — The Bunyakovsky conjecture (or Bouniakowsky conjecture) stated in 1857 by the Ukrainian mathematician Viktor Bunyakovsky, claims that an irreducible polynomial of degree two or higher with integer coefficients generates for natural arguments… …   Wikipedia

• prime — primeness, n. /pruym/, adj., n., v., primed, priming. adj. 1. of the first importance; demanding the fullest consideration: a prime requisite. 2. of the greatest relevance or significance: a prime example. 3. of the highest eminence or rank: the… …   Universalium

• prime — [[t]praɪm[/t]] adj. n. v. primed, prim•ing 1) of the first importance: a prime requisite[/ex] 2) of the greatest relevance or significance: a prime example[/ex] 3) of the highest eminence or rank: a prime authority on Chaucer[/ex] 4) of the… …   From formal English to slang

• Cyclic group — Group theory Group theory …   Wikipedia

• Ring (mathematics) — This article is about algebraic structures. For geometric rings, see Annulus (mathematics). For the set theory concept, see Ring of sets. Polynomials, represented here by curves, form a ring under addition and multiplication. In mathematics, a… …   Wikipedia

• Perron–Frobenius theorem — In linear algebra, the Perron–Frobenius theorem, proved by Oskar Perron (1907) and Georg Frobenius (1912), asserts that a real square matrix with positive entries has a unique largest real eigenvalue and that the corresponding… …   Wikipedia

• Ramanujan's sum — This article is not about Ramanujan summation. In number theory, a branch of mathematics, Ramanujan s sum, usually denoted c q ( n ), is a function of two positive integer variables q and n defined by the formula:c q(n)=sum {a=1atop… …   Wikipedia

• Converse nonimplication — In logic, converse nonimplication is a logical connective which is the negation of the converse of implication. Contents 1 Definition 1.1 Truth table 1.2 Venn diagram …   Wikipedia