product

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product

1. a substance formed in a chemical reaction
2. Maths the result of the multiplication of two or more numbers, quantities, etc.

product

[′präd·əkt]
(chemistry)
A substance formed as a result of a chemical reaction.
(chemical engineering)
(industrial engineering)
An item or goods made by an industrial firm.
The total of such items or goods.
(mathematics)
For two integers, m and n, the number of objects in the set formed by combining m sets, each of which has n objects.
For two rational numbers, a/b and c / d, where a, b, c, and d are integers, the number (ac)/(bd).
For any two real numbers, which are the limits of sequences of rational numbers pn and qn respectively, the limit of the sequence pn qn .
The product of two algebraic quantities is the result of their multiplication relative to an operation analogous to multiplication of real numbers.
The product of a collection of sets A1, A2, …, An is the set of all elements of the form (a1, a2, …, an ) where each ai is an element of Ai for each i = 1, 2, …, n.
For two transformations, the transformation that results from their successive application.
For two fuzzy sets A and B, with membership functions mA and mB , the fuzzy set whose membership function mA·B satisfies the equation mA·B (x) = mA (x) · mB (x) for every element x.
The product AB of two matrices A and B, where the number n of columns in A equals the number of rows in B, is the matrix whose element cij in row i and column j is the sum over k = 1, 2, …, n of the product of the elements aik in A and bkj in B.

product

(mathematics, programming)
An expression in mathematics or computer programming consisting of two other expressions multiplied together. In mathematics, multiplication is usually represented by juxtaposition, e.g. "x y", whereas in programming, "*" is used as an infix operator, e.g. "salary * tax_rate.

In the most common type of product, each operand is a number (integer, real number, fraction or imaginary number) but the term extends naturally to cover more complex operations like multiplying a string by an integer (e.g., in Perl, "foo" x 2) or multiplying vectors and matrices or more than two operands.

In type systems, a tuple is sometimes known as a "product type".
References in periodicals archive ?
"Best of all," he says, "it offers growers all of these advantages without reducing the efficacy they've become accustomed to with older products. With the unique seed-delivered system, the early-season protection of the product helps ensure better root development, and in turn a vigorous crop with improved return on investment.
Armed with this dedication to go above and beyond what's expected of a wear parts provider, Riverside Products is poised to expand its services to the shredding industry and on a few new fronts as well.
FDA-approved, physical properties include a melting point of 288-295 E In rigid PVC, G-8257 improves melt-flow characteristics and yields products with reportedly good surface finish, color and physical properties.
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The rise of products such as ICTs beacon the need to develop an experience design discipline with a stockpile of research methods.
Extron Electronics, headquartered in Anaheim, CA, is a leading manufacturer of professional A/V system integration products including computer-video interfaces, switchers, matrix switchers, system controllers, distribution amplifiers, audio products, speakers, video scalers, scan converters, signal processing devices, Ethernet control interfaces, and high resolution cable.
Extron Electronics, headquartered in Anaheim, CA, is a leading manufacturer of professional A/V system integration products including computer video interfaces, switchers, matrix switchers, system controllers, distribution amplifiers, audio products, speakers, video scalers, scan converters, signal processing devices, Ethernet control interfaces, and high resolution cable.
"In client needs and financial-adviser needs, and in providing more transparent, easier-to-understand products, they would be in that pool," Hughes said.
"Strong growth in our higher-margin, value-added product category continues to be fueled by innovative products, including our EcoSoft[TM] Green Seal[R] product line, whose sales increased 24% for the year.
avVaa Care and avVaa Vet products were developed utilizing the healing powers of avVaa's Neuroskin formulas providing the Equine and Pet Industry with all natural patented nano-fine mineral solution products that quickly treat many skin disorders common to animals.
The literature available on the safety and risk of exposure to crumb rubber constituents was limited and revealed no information quantifying exposures associated with product use.
Brady Corporation developed the BradyGlo Advanced Safety Guidance System based on their 90 years of experience in engineering and manufacturing safety and code compliance products. BradyGlo products are a simple, cost-effective, and MEA approved solution that allows property owners and managers to achieve full compliance with NYC Local Law 26.

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