WOW.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Preferred number - Wikipedia

    en.wikipedia.org/wiki/Preferred_number

    Preferred number. In industrial design, preferred numbers (also called preferred values or preferred series) are standard guidelines for choosing exact product dimensions within a given set of constraints. Product developers must choose numerous lengths, distances, diameters, volumes, and other characteristic quantities.

  3. Salem number - Wikipedia

    en.wikipedia.org/wiki/Salem_number

    Salem number. Plot of the roots of Lehmer's polynomial, with the corresponding Salem number near in gold. In mathematics, a Salem number is a real algebraic integer whose conjugate roots all have absolute value no greater than 1, and at least one of which has absolute value exactly 1. Salem numbers are of interest in Diophantine approximation ...

  4. Omega - Wikipedia

    en.wikipedia.org/wiki/Omega

    Omega ( US: / oʊˈmeɪɡə, - ˈmɛɡə, - ˈmiːɡə /, UK: / ˈoʊmɪɡə /; [1] uppercase Ω, lowercase ω; Ancient Greek ὦ, later ὦ μέγα, Modern Greek ωμέγα) is the twenty-fourth and last letter in the Greek alphabet. In the Greek numeric system / isopsephy ( gematria ), it has a value of 800.

  5. Gross rating point - Wikipedia

    en.wikipedia.org/wiki/Gross_rating_point

    Gross rating points are a measure of the impact by a campaign using a specific medium or schedule. It quantifies impressions as a percentage of the target population, multiplied by frequency. This percentage may be greater, or in fact much greater, than 100. Target rating points express the same concept, but with regard to a more narrowly ...

  6. Reynolds number - Wikipedia

    en.wikipedia.org/wiki/Reynolds_number

    Definition. The Reynolds number is the ratio of inertial forces to viscous forces within a fluid that is subjected to relative internal movement due to different fluid velocities. A region where these forces change behavior is known as a boundary layer, such as the bounding surface in the interior of a pipe.

  7. Area code 900 - Wikipedia

    en.wikipedia.org/wiki/Area_code_900

    Area code 900. Area code 900 is a telephone area code in the North American Numbering Plan for premium-rate telephone numbers. Area code 900 was installed in 1971. [1] Premium rate services are dialed in the format 1-900-XXX-XXXX. This is often called a 900 number or a 1 900 number ("one-nine-hundred"). A call to a 900-number can result in high ...

  8. Call-tracking software - Wikipedia

    en.wikipedia.org/wiki/Call-tracking_software

    Call tracking software records information about incoming telephone calls, and in some regions even the conversation.Call tracking is a technology which can enable the pay per call, pay per minute or pay per lead business model, allowing the tracking of phone calls to be associated with performance-based advertising such as Google AdWords, SEO Services, Display and Electronic Direct Marketing ...

  9. AOL latest headlines, entertainment, sports, articles for business, health and world news.