Pronunciation: /ˈkɒn ɪk ˈsɛk ʃən/ Explain
A conic section is a 2-dimensional figure formed by
the surface of a 3-dimensional double
(see figure 1). Four 2-dimensional figures that can be formed are the
ellipse, parabola, and hyperbola. Conic sections were studied as early as 200 BC by
Apollonius of Perga.
Figure 2: Table of Conics, Cyclopaedia, 1728. Click on picture to see full size.
- conic section. merriam-webster.com. Encyclopedia Britannica. Merriam-Webster. Last Accessed 8/6/2018. http://www.merriam-webster.com/dictionary/conic section.
- Drew, Rev. W. H.. A geometrical treatise on conic sections. 4th edition. www.archive.org. MacMillan and Company. 1869. Last Accessed 8/6/2018. http://www.archive.org/stream/cu31924031271509#page/n6/mode/1up. Buy the book
- Hamilton, Rev. Henry Parr. An Analytical System of Conic Sections. 5th edition. article 79-80. www.archive.org. John W. Parker. 1863. Last Accessed 8/6/2018. http://www.archive.org/stream/ananalyticalsys00hamigoog#page/n93/mode/1up/search/conic. Buy the book
Cite this article as:
McAdams, David E. Conic Section. 6/25/2018. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/c/conicsection.html.
6/25/2018: Removed broken links, updated license, implemented new markup, updated GeoGebra apps. (McAdams, David E.)
10/11/2008: Changed definition to refer to the 'surface' of a double cone. (McAdams, David E.)
7/7/2008: Corrected link errors. Corrected spelling (McAdams, David E.)
4/28/2008: Initial version. (McAdams, David E.)