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Addition to a former note1 on the rotation of points and planes about an axis

Published online by Cambridge University Press:  23 May 2018

R. W. H. T. Hudson
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Extract

The evaluation of the determinant

occurriug at the foot of page 345, Vol. XII, can be effected without first squaring it. Multiply Δ1 by

say D1/2, which is the value of the determinant

The result is

Similarly Δ2 and Δ3 may be evaluated.

Type
Research Article
Information
Mineralogical magazine and journal of the Mineralogical Society , Volume 13 , Issue 59 , May 1901 , pp. 71 - 72
Copyright
Copyright © The Mineralogical Society of Great Britain and Ireland 1901

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Footnotes

1

Min. Mag. 1900, Vol. XII, p. 343

References

Page 71 note 1 Min. Mag. 1900, Vol. XH, p. 343.

Page 71 note 2 This result is due to Mr. T. J. I'A. Bromwieh, M.A., Fellow of St. John's College, Cambridge.