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  1. Wikipedia is written by volunteer editors and hosted by the Wikimedia Foundation, a non-profit organization that also hosts a range of other volunteer projects : Commons. Free media repository. MediaWiki. Wiki software development. Meta-Wiki. Wikimedia project coordination. Wikibooks. Free textbooks and manuals.

  2. en.wikipedia.org › wiki › ParacetamolParacetamol - Wikipedia

    Paracetamol (acetaminophen[a]) is a non-opioid analgesic and antipyretic agent used to treat fever and mild to moderate pain.[13][14][15] It is a widely used over the counter medication. Common brand names include Tylenol and Panadol. At a standard dose, paracetamol only slightly reduces fever;[14][16][17] it is inferior to ibuprofen in that ...

  3. In numerical analysis, the Runge–Kutta methods (English: /ˈrʊŋəˈkʊtɑː/ ⓘ RUUNG-ə-KUUT-tah[1]) are a family of implicit and explicit iterative methods, which include the Euler method, used in temporal discretization for the approximate solutions of simultaneous nonlinear equations.[2] These methods were developed around 1900 by the ...

  4. en.wikipedia.org › wiki › ShinglesShingles - Wikipedia

    Shingles, also known as herpes zoster, is a viral disease characterized by a painful skin rash with blisters in a localized area. [2] [6] Typically the rash occurs in a single, wide mark either on the left or right side of the body or face. [1] Two to four days before the rash occurs there may be tingling or local pain in the area.

  5. rotates points in the xy plane counterclockwise through an angle θ about the origin of a two-dimensional Cartesian coordinate system. To perform the rotation on a plane point with standard coordinates v = (x, y), it should be written as a column vector, and multiplied by the matrix R: R v = [ cos ⁡ θ − sin ⁡ θ sin ⁡ θ cos ⁡ θ ...

  6. العربية Boarisch Català Deutsch Ελληνικά Español Euskara فارسی Français ગ જર ત ह न द Bahasa Indonesia Search engines, including web search engines, selection-based search engines, metasearch engines, desktop search tools, and web portals and vertical market websites have a search facility for online databases.

  7. Fundamental operation A block diagram of a PID controller in a feedback loop.r(t) is the desired process variable (PV) or setpoint (SP), and y(t) is the measured PV. The distinguishing feature of the PID controller is the ability to use the three control terms of proportional, integral and derivative influence on the controller output to apply accurate and optimal control.