An introduction to mathematics, by A. N. Whitehead.

CONIC SECTIONS 133 curves are plane curves, and it seems obvious that we should be able to define them without Bi Fig. 16. going beyond the plane into a solid figure. At the same time, just as in the "solid" g 'A\S Fig. 17. definition there is one uniform method of definition-namely, the section of a cone by

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Title
An introduction to mathematics, by A. N. Whitehead.
Author
Whitehead, Alfred North, 1861-1947.
Canvas
Page 120
Publication
New York,: H. Holt and company; [etc., etc.,
c1911]
Subject terms
Mathematics

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"An introduction to mathematics, by A. N. Whitehead." In the digital collection University of Michigan Historical Math Collection. https://name.umdl.umich.edu/aaw5995.0001.001. University of Michigan Library Digital Collections. Accessed May 22, 2025.
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