quasifield

См. также в других словарях:

• Quasifield — In mathematics, a quasifield is an algebraic structure (Q,+,.) where + and . are binary operations on Q, much like a division ring, but with some weaker conditions.DefinitionA quasifield (Q,+,.) is a structure, where + and . binary operations on… …   Wikipedia

• Near-field (mathematics) — This article is about the mathematical concept. For the electromagnetic concept, see Near and far field. In mathematics, a near field is an algebraic structure similar to a division ring, except that it has only one of the two distributive laws.… …   Wikipedia

• List of mathematics articles (Q) — NOTOC Q Q analog Q analysis Q derivative Q difference polynomial Q exponential Q factor Q Pochhammer symbol Q Q plot Q statistic Q systems Q test Q theta function Q Vandermonde identity Q.E.D. QED project QR algorithm QR decomposition Quadratic… …   Wikipedia

• Planar ternary ring — In mathematics, a planar ternary ring (PTR) or ternary field is an algebraic structure (R,T), where R is a non empty set, and T colon R^3 o R is a mapping satisfying certain axioms. A planar ternary ring is not a ring in the traditional sense.… …   Wikipedia

• Semifield — In mathematics, a semifield is an algebraic structure with two binary operations, addition and multiplication, which is similar to the field, but with some axioms relaxed. There are at least two conflicting conventions of what constitutes a… …   Wikipedia

• Associative property — This article is about associativity in mathematics. For associativity in the central processor unit memory cache, see CPU cache. For associativity in programming languages, see operator associativity. In mathematics, associativity is a property… …   Wikipedia