Thomas Harriot

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Harriot, Thomas


Born 1560 in Oxford; died July 2, 1621, in London. English mathematician.

In The Practice of Analytical Art (1631, published posthumously), Harriot introduced the signs > (greater than) and < (less than), used small letters to represent numbers, formulated equations based on this usage, found an expression for the area of spherical triangles, and did other important work.


Wileitner, H. Istoriia matematiki ot Dekarta do serediny 19 stoletiia, 2nd ed. Moscow, 1966. (Translated from German.)
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But the "travels" take us to other places: Prague, at the court of the Holy Roman Emperor Rudolf II, and especially his "mathematician" Johannes Kepler; England, particularly the Northumberland Circle, with Thomas Harriot (who observed the moon's mountains even before Galileo), and John Donne (whose poetry found Galileo's discoveries socially subversive); France, especially amateur astronomer and cultural entrepreneur Nicolas Fabri de Peiresc, and the Jesuit College of La Fleche (attended at the time by Rene Descartes); and China, through the correspondence and activities of Jesuit missionaries.
The text is clearly written, and features a number of well-chosen reproductions from early modern maps, travel accounts (by Thomas Harriot, and the Drake MS), and other writings about food, which complement the in-text analysis.
Their topics include how Thomas Harriot may have saved Jamestown, the evolution of Lord Baltimore's 17th-century manor, the past 30 years of archeology of the plantations in Ulster, the use of molded decoration on 17th century clay tobacco pipes, and the archeology of Robert "King" Carter and the material life of Virginia in 1680-1740.
In a thoughtful contribution, Nicholas Luccketti surmises the resourcefulness of Thomas Harriot, the scientist with Walter Raleigh's expedition to Roanoke Island.
ICK recognised with a shock faces seen only in procession and on pamphlets: Ralegh, Harry Percy, Lord Stanley and Thomas Harriot.
The journal is now housed m our English Department in the Thomas Harriot College of Arts and Sciences.
As a result of this critical neglect, Spanish conquistadors such as Gaspar Perez de Villagra or Alvar Nunez Cabeza de Vaca, to name but two, have not enjoyed the historical credibility paid to contemporary English explorers such as Captain John Smith or Thomas Harriot.
It had been brought from Colombia by Sir Thomas Harriot.
Although the nature of sun spots was described by Galileo following his observations, they were observed telescopically earlier by England's Thomas Harriot, and Frisians David and Johannes Fabricius--though of course naked-eye sunspots were reported by Chinese astronomers in 28BC, and there was a notable observation by John of Worcester in 1129.
Alli, Thomas Harriot (1560-1621) se encontraba envuelto --al igual que Galileo-- en el estudio de la astronomia y la matematica (cf.
It took several exchanges before Sarpi and Galileo were convinced, late in the spring Thomas Harriot of 1609, that this device was the real thing.