Mathematician:Henry Briggs

English mathematician most famous for converting natural (Napierian) logarithms into common (Briggsian) logarithms.

Nationality
English

History

 * Born: Feb 1561, Warleywood, Yorkshire, England
 * Died: 26 Jan 1630, Oxford, England

Theorems and Definitions

 * Common (Briggsian) Logarithms

Books and Papers

 * 1602: A Table to find the Height of the Pole, the Magnetic Declination being given
 * 1610: Tables for the Improvement of Navigation
 * 1616, 1618: A Description of an Instrumental Table to find the part proportional, devised by Mr Edward Wright
 * 1617: Logarithmorum Chilias Prima
 * 1619: Lucubrationes et Annotationes in opera posthuma J. Neperi
 * 1620: An edition of the first six book of Euclid's
 * 1622: A Treatise of the Northwest Passage to the South Sea, Through the Continent of Virginia and by Fretum Hudson (as by H.B.)
 * 1624: Arithmetica Logarithmica
 * 1633: Trigonometria Britannica (posthumous, added to by others)

Unpublished

 * Commentaries on the Geometry of Peter Ramus
 * Remarks on the Treatise of Longomontanus respecting the Quadrature of the Circle