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  2. Trapezium Cluster - Wikipedia

    en.wikipedia.org/wiki/Trapezium_Cluster

    The Trapezium is most readily identifiable by the asterism of four relatively bright stars for which it is named. The four are often identified as A, B, C and D in order of increasing right ascension.

  3. Trapezoid - Wikipedia

    en.wikipedia.org/wiki/Trapezoid

    In geometry, a trapezoid (/ ˈ t r æ p ə z ɔɪ d /) in North American English, or trapezium (/ t r ə ˈ p iː z i ə m /) in British English, [1] [2] is a quadrilateral that has at least one pair of parallel sides.

  4. Trapezoidal rule - Wikipedia

    en.wikipedia.org/wiki/Trapezoidal_rule

    The trapezoidal rule is one of a family of formulas for numerical integration called Newton–Cotes formulas, of which the midpoint rule is similar to the trapezoid rule. ...

  5. Trapezium - Wikipedia

    en.wikipedia.org/wiki/Trapezium

    Comparisons of "trapezium" in both British and American English. Trapezium, plural trapezia, may refer to: . Trapezium, in British and other forms of English, a trapezoid, a quadrilateral that has exactly one pair of parallel sides

  6. Air Exel - Wikipedia

    en.wikipedia.org/wiki/Air_Exel

    The airline was established on 26 April 1991 as Air Exel Commuter on a co-operational base with Dutch national carrier KLM. [1] Scheduled flights were launched on 1 May of the same year. As part of the parent's move to integrate the services of its feeders, the company was renamed to KLM Exel in January 1998.

  7. Thermodynamics - Wikipedia

    en.wikipedia.org/wiki/Thermodynamics

    The moisture in the air freezes, creating a smoke of tiny ice crystals. [ 30 ] [ 31 ] [ 32 ] The first law of thermodynamics states: In a process without transfer of matter, the change in internal energy , Δ U {\displaystyle \Delta U} , of a thermodynamic system is equal to the energy gained as heat, Q {\displaystyle Q} , less the ...

  8. Food web - Wikipedia

    en.wikipedia.org/wiki/Food_web

    Food cycle is an obsolete term that is synonymous with food web. Ecologists can broadly group all life forms into one of two trophic layers, the autotrophs and the heterotrophs . Autotrophs produce more biomass energy, either chemically without the sun's energy or by capturing the sun's energy in photosynthesis , than they use during metabolic ...

  9. Air Excel - Wikipedia

    en.wikipedia.org/wiki/Air_Excel

    Air Excel is an airline based in Arusha, Tanzania offering both scheduled and air charter services. [1] Destinations. Scheduled flights are operated to the following ...