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Elementary proof of the formula for αn + βn in terms of α+ β and αβ.*

Published online by Cambridge University Press:  31 October 2008

John Dougall
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The proof given by Chrystal uses infinite series, but by a simple modification it may be put in an elementary form.

Type
Research Article
Information
Edinburgh Mathematical Notes , Volume 15 , January 1914 , pp. 177 - 179
Copyright
Copyright © Edinburgh Mathematical Society 1914

References

* Chrystal's Algebra, 1st Edition, Chap. 27, Art. 7.