circle+known

  • 51Circle packing — This article describes the packing of circles on surfaces. For the related article on circle packing with a prescribed intersection graph, please see the circle packing theorem. The most efficient way to pack different sized circles together is… …

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  • 52Circle — This article is about the shape and mathematical concept. For other uses, see Circle (disambiguation). Circle illustration showing a radius, a diameter, the centre and the circumference …

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  • 53Circle of stars — Carlo Dolci, Madonna in Glory, c. 1670, oil on canvas, Stanford Museum, California A Circle of stars often represents unity, solidarity and harmony in flags …

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  • 54Circle graph — For the chart, see Pie chart. A circle with five chords and the corresponding circle graph. In graph theory, a circle graph is the intersection graph of a set of chords of a circle. That is, it is an undirected graph whose vertices can be… …

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  • 55Circle of Eight — The Circle of Eight (formed from the earlier Citadel of Eight) is a fictional group of wizards in the World of Greyhawk campaign setting for the Dungeons Dragons roleplaying game. The Circle was originally created by Gary Gygax around 1975 as an… …

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  • 56Circle of Chalk — For the Canadian college rock band, see Chalk Circle. Circle of Chalk (originally 灰闌記, Hoei lan ki or Hui Lan Ji, sometimes translated Chalk Circle, The Circle of Chalk, or A Circle of Chalk), by Li Xingdao (李行道, also transliterated as Li Xingfu …

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  • 57Circle-ellipse problem — The circle ellipse problem in software development (sometimes known as the square rectangle problem) illustrates a number of pitfalls which can arise when using subtype polymorphism in object modelling. The issues are most commonly encountered… …

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  • 58Circle K International — For the convenience store company, see Circle K. Circle K International CKI Founder(s) Jay N. Emerson Type Service Founded 1934 …

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  • 59Circle of Willis — The circle of Willis is an arterial circle of critical importance at the base of the brain. It is called an arterial anastomosis, a joining of arteries. The circle of Willis receives all of the blood pumped up the two internal carotid arteries… …

    Medical dictionary

  • 60Circle of latitude — Map of Earth Longitude (λ) Lines of longitude appear vertical with varying curvature in this projection, but are actually halves of great ellipses, with identical radii at a given latitude. Latitude (φ) Lines of latitude appear …

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