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Talk:Eduard Study

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Latest comment: 15 years ago by Boobarkee in topic date of his death

Dual number origin

[edit]

According to B.L. van der Waerden's A History of Algebra (1985), it was William Kingdon Clifford that was using this planar algebra at first. A correct statement is that Eduard Study used dual number coefficients for quaternions to represent the Euclidean group of rigid motions. The reference given is Math. Annalen 39:441-566. Date 1891.Rgdboer 22:51, 30 August 2007 (UTC)Reply

date of his death

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The thesis names January 3rd. Quite a few other sources speak about January 6th. The latter include . --Boobarkee (talk) 21:37, 17 August 2010 (UTC)Reply