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Hawking, Stephen William

(Encyclopedia)Hawking, Stephen William, 1942–2018, British theoretical physicist, b. Oxford, England, grad. University College, Oxford, 1962, Ph.D. Trinity Hall, Cambridge, 1966. In 1962 Hawking was diagnosed as ...

Zapotec

(Encyclopedia)Zapotec zäˈpətĕk, säˈ– [key], indigenous people of Mexico, primarily in S Oaxaca and on the Isthmus of Tehuantepec. Little is known of the origin of the Zapotec. Unlike most native peoples of ...

Grosseteste, Robert

(Encyclopedia)Grosseteste, Robert grōsˈtĕst [key], c.1175–1253, English prelate. Educated at Oxford and probably also at Paris, he became one of the most learned men of his time. He taught at Oxford and later,...

Aztec

(Encyclopedia)Aztec ăzˈtĕkˌ [key], Indian people dominating central Mexico at the time of the Spanish conquest. Their language belonged to the Nahuatlan subfamily of Uto-Aztecan languages. They arrived in the V...

symbol

(Encyclopedia)symbol, sign representing something that has an independent existence. The most important use of symbols is in language. To say so, however, does not solve the perennial philosophical questions as to ...

determinant

(Encyclopedia)determinant, a polynomial expression that is inherent in the entries of a square matrix. The size n of the square matrix, as determined from the number of entries in any row or column, is called the o...

pragmatism

(Encyclopedia)pragmatism prăgˈmətĭzəm [key], method of philosophy in which the truth of a proposition is measured by its correspondence with experimental results and by its practical outcome. Thought is consid...

Hobbes, Thomas

(Encyclopedia)Hobbes, Thomas hŏbz [key], 1588–1679, English philosopher, grad. Magdalen College, Oxford, 1608. For many years a tutor in the Cavendish family, Hobbes took great interest in mathematics, physics, ...

limit

(Encyclopedia)limit, in mathematics, value approached by a sequence or a function as the index or independent variable approaches some value, possibly infinity. For example, the terms of the sequence 1⁄2, 1⁄4, ...

Descartes, René

(Encyclopedia)Descartes, René rənāˈ dākärtˈ [key], Lat. Renatus Cartesius, 1596–1650, French philosopher, mathematician, and scientist, b. La Haye. Descartes' methodology was a major influence in the trans...