- ring product
- мат.произведение в кольце
English-Russian scientific dictionary. 2008.
ring product
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Ring opening metathesis polymerisation — Ring opening metathesis polymerization (ROMP) is a type of olefin metathesis polymerization that produces industrially important products. The driving force of the reaction is relief of ring strain in cyclic olefins (e.g. norbornene or… … Wikipedia
Ring-closing metathesis — or RCM is a variation on olefin metathesis that allows the closing of previously hard to make rings (7 8 member rings in particular). RCM is simply an intramolecular olefin metathesis with a Grubbs catalyst, yielding the cycloalkene and a… … Wikipedia
Product Red — Product Red, styled as (PRODUCT)RED, is a brand licensed to partner companies such as Nike, American Express (UK), Apple Inc., Starbucks, Converse, Bugaboo, Penguin Classics (UK International), Gap, Emporio Armani, Hallmark (US) and Dell. It was… … Wikipedia
Product engineering — refers to the process of designing and developing a device, assembly, or system such that it be produced as an item for sale through some production manufacturing process. Product engineering usually entails activity dealing with issues of cost,… … 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
Product of rings — In mathematics, it is possible to combine several rings into one large product ring. This is done as follows: if I is some index set and Ri is a ring for every i in I, then the cartesian product Πi in I Ri can be turned into a ring by defining… … Wikipedia
Product (category theory) — In category theory, the product of two (or more) objects in a category is a notion designed to capture the essence behind constructions in other areas of mathematics such as the cartesian product of sets, the direct product of groups, the direct… … Wikipedia
Ring of Fire (anthology) — Infobox Book infoboxwidth = 200px name = Ring of Fire title orig = translator = image caption = author = Eric Flint (ed.) and various others illustrator = cover artist = Dru Blair country = USA language = English series = 1632 series or Ring of… … Wikipedia
Product term — In Boolean logic, a product term is a conjunction of literals, where each literal iseither a variable or its negation. Examples of product terms include::A wedge B:A wedge ( eg B) wedge ( eg C): eg AThe terminology comes from the similarity of… … Wikipedia
ring — 1) A number of manufacturers, dealers, or traders who agree among themselves to control the price or conditions of sale of a product for their own benefit. Such agreements are illegal in most countries, unless they can be shown to be in the… … Big dictionary of business and management
Boolean ring — In mathematics, a Boolean ring R is a ring (with identity) for which x 2 = x for all x in R ; that is, R consists only of idempotent elements.Boolean rings are automatically commutative and of characteristic 2 (see below for proof). A Boolean… … Wikipedia
