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The Turning-Values of Cubic and Quartic Functions and the Nature of the Roots of Cubic and Quartic Equations

Published online by Cambridge University Press:  20 January 2009

P. Pinkerton
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Let a cubic function be denoted by

Put and the function takes the form

Consider the graph of this function, represented by

Information

Type
Research Article
Information
Proceedings of the Edinburgh Mathematical Society , Volume 23 , February 1904 , pp. 43 - 48
Copyright
Copyright © Edinburgh Mathematical Society 1904