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William Oughtred (5 March 1574 – 30 June 1660), [1] also Owtred, Uhtred, etc., was an English mathematician and Anglican clergyman. [2] [3] [4] After John Napier discovered logarithms and Edmund Gunter created the logarithmic scales (lines, or rules) upon which slide rules are based, Oughtred was the first to use two such scales sliding by one another to perform direct multiplication and ...
Clavis mathematicae (English: The Key of Mathematics) is a mathematics book written by William Oughtred, originally published in 1631 in Latin.It was an attempt to communicate the contemporary mathematical practices, and the European history of mathematics, into a concise and digestible form.
His earliest published work Grammelogia was dedicated to Charles I.It was attacked in William Oughtred's Circles of Proportion (1631), on grounds of plagiarism: Oughtred had taught Delamaine, and considered that the work simply reproduced his mathematical instruments without any serious understanding of the theory on which they depended. [1]
Italiano: Guilelmi Oughtred ... Clauis mathematicae denuo limata, sive potius fabricata. Clauis mathematicae denuo limata, sive potius fabricata. Cum aliis quibusdam ejusdem commentationibus, quae in sequenti pagina recensentur.
Oughtred or Ughtred is an Anglo-Saxon English given name and surname. It means "son of Uhtred ", being derived from the old English Ūhtrǣd composed of the elements uht "twilight, dusk" and ræd "advice".
William Forster (fl. 1630–1673) was an English mathematician living in London, a pupil of the celebrated mathematician and astronomer clergyman William Oughtred (1574-1660). [1] He is best known for his book, a translation and edition of Oughtred's treatise entitled The Circles of Proportion .
Sir George Oughtred Courtenay, 1st Baronet, of Newcastle (c. 1585 – 1644) was an Irish landowner and soldier. He defended Limerick at the siege of 1642 during the Irish Rebellion of 1641 . Birth and origins
Gerald Aungier, 2nd Baron Aungier of Longford ("Garret"), (baptized 23 March 1594), [4] heir, died 1651, [9] who married Jane Onslow, daughter of Sir Edward Onslow and Elizabeth Shirley. [20] Gerald was an accomplished student of antique and oriental languages, and both a patron and student of his near kinsman William Oughtred , who wrote very ...