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  • 51Field electron emission — It is requested that a diagram or diagrams be included in this article to improve its quality. For more information, refer to discussion on this page and/or the listing at Wikipedia:Requested images. Field emission (FE) (also known as field… …

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  • 52Name change — For name changes within the Wikipedia community, see Wikipedia:Changing username. For name changes of places rather than persons, see Geographical renaming. Name change certificate issued by Christian X of Denmark in 1917 Name change generally… …

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  • 53St. Thomas Christians —     St. Thomas Christians     † Catholic Encyclopedia ► St. Thomas Christians     An ancient body of Christians on the east and west coasts of India, claiming spiritual descent from the Apostle St. Thomas. The subject will be treated under the… …

    Catholic encyclopedia

  • 54Tuvia Grossman — is a Jewish American who became an icon of alleged anti Israel media bias during the Second Intifada in 2000 when the caption of an Associated Press photograph of an Israeli police officer defending him from a violent Palestinian mob wrongly… …

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  • 55information theory — the mathematical theory concerned with the content, transmission, storage, and retrieval of information, usually in the form of messages or data, and esp. by means of computers. [1945 50] * * * ▪ mathematics Introduction       a mathematical… …

    Universalium

  • 56Euclidean geometry — A Greek mathematician performing a geometric construction with a compass, from The School of Athens by Raphael. Euclidean geometry is a mathematical system attributed to the Alexandrian Greek mathematician Euclid, which he described in his… …

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  • 57Empiricism — John Locke, a leading philosopher of British empiricism This article is about the field of philosophy. For the album by Borknagar, see Empiricism (album). Empiricism is a theory of knowledge that asserts that knowledge comes only or primarily via …

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  • 58Philosophy of mathematics — The philosophy of mathematics is the branch of philosophy that studies the philosophical assumptions, foundations, and implications of mathematics. The aim of the philosophy of mathematics is to provide an account of the nature and methodology of …

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  • 59Spin (physics) — This article is about spin in quantum mechanics. For rotation in classical mechanics, see angular momentum. In quantum mechanics and particle physics, spin is a fundamental characteristic property of elementary particles, composite particles… …

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  • 60Charity and Charities — • In its widest and highest sense, charity includes love of God as well as love of man Catholic Encyclopedia. Kevin Knight. 2006. Charity and Charities     Charity and Charities …

    Catholic encyclopedia