Branch of mathematics that studies triangles and the relationships between their sides and the angles between these sides
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Images referencing Trigonometry
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11 works
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Mathematical tables Containing the logarithms of numbers; logarithmic sines, tangents, and secants, to seven decimal places. And a traverse table. To which are prefixed, logarithmical arithmetic, and plane trigonometry, in which the order of the cases is that observed in the appendix to Dr. Simson's Euclid. Also examples in practical geometry, adapted to the propositions in Dr. Gregory's treatise, wherein the help of the following tables is needed. The whole being calculated either to accompany the above books, or to be studied separately. By J. Brown, mathematician.
Brown, John, mathematician.Date: MDCCLXXXIX. [1789]
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Mr. Blundevil His exercises, contayning eight treatises ... which treatises are very necessary to be read and learned of all young gentlemen that have not been excercised in such disciplines, and yet are desirous to have knowledge as well in cosmographie, astronomie and geographie, as also in the art of navigation, in which art it is impossible to profit without the help of these or such like instructions / To the furtherance of which art of navigation, the said Mr. Blundevil specially wrote the said treatises.
Thomas BlundevilleDate: 1636
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Mensuration: a man using an inclinometer (?) and trigonometry to measure a water-tank (?) in a field. Engraving, ca.1760.
Reference: 46695i
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Introductiones ad veram physicam et veram astronomiam. Quibus accedunt Trigonometria. De viribus centralibus. De legibus attractionis / [John Keill].
John KeillDate: 1739- Pictures
A mathematician standing before a blackboard, on which he has drawn a diagram. Engraving by I.S. Klauber after Le Fort after F. Bol.
Ferdinand BolDate: 1800-1809Reference: 46982i