A reconstruction of Smogulecki and Xue's table of trigonometrical logarithms (ca. 1653)

Denis Roegel 1
1 MOSEL - Proof-oriented development of computer-based systems
LORIA - Laboratoire Lorrain de Recherche en Informatique et ses Applications
Abstract : Smogulecki and Xue constructed the first Chinese table of trigonometrical logarithms around 1653. The table gave the logarithms of the sines, cosines, tangents and cotangent from 0 to 45 degrees, for every hundredth of a degree. It is reconstructed here.
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Reports
[Research Report] 2011
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Submitted on : Wednesday, December 21, 2011 - 8:09:49 PM
Last modification on : Tuesday, October 25, 2016 - 5:00:24 PM
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Denis Roegel. A reconstruction of Smogulecki and Xue's table of trigonometrical logarithms (ca. 1653). [Research Report] 2011. <hal-00654452>

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