direct product
11Product (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… …
12Product of group subsets — In mathematics, one can define a product of group subsets in a natural way. If S and T are subsets of a group G then their product is the subset of G defined by:ST = {st : s in S mbox{ and } tin T}Note that S and T need not be subgroups. The… …
13Product order — In mathematics, given two ordered sets A and B, one can induce a partial ordering on the Cartesian product A × B. Given two pairs (a1,b1) and (a2,b2) in A × B, one sets (a1,b1) ≤ (a2,b2) if and only if a1 ≤ a2 and b1 ≤ b2. This ordering is called …
14Product of groups — In mathematics, a product of groups usually refers to a direct product of groups, but may also mean: *semidirect product *product of subgroups *wreath product *free product …
15product — noun 1 (C, U) something useful that is made in a factory, grown, or taken from nature: A product with a strong brand name is very important for good sales. | investing in product development | Demand for products like coal and steel is declining …
16direct sum — noun Date: circa 1928 Cartesian product compare direct product …
17Direct response television — Direct Response Television, or DRTV for short, includes any television advertising that asks consumers to respond directly to the company usually either by calling an 800 number or by visiting a web site. This is a form of direct response… …
18Direct-response marketing — is a form of marketing designed to solicit a direct response which is specific and quantifiable. The delivery of the response is direct between the viewer and the advertiser, that is, the customer responds to the marketer directly. This is in… …
19Direct-to-video — (also known as direct to DVD, direct to iTunes, direct to digital, made for video, straight to video, and straight to DVD) is a term used to describe a film that has been released to the public on home video formats (historically VHS) without… …
20Direct response marketing — is a form of marketing designed to solicit a direct response which is specific and quantifiable. The delivery of the response is direct between the viewer and the advertiser, that is, the customer responds to the marketer directly. This is in… …
