In algebraic geometry, a Steinerian of a hypersurface, introduced by Steiner (1854), is the locus of the singular points of its polar quadrics.
References
- Coolidge, Julian Lowell (1959) , A treatise on algebraic plane curves, New York: Dover Publications, ISBN 978-0-486-49576-7, MR 0120551
- Dolgachev, Igor V. (2012), Classical Algebraic Geometry: a modern view (PDF), Cambridge University Press, ISBN 978-1-107-01765-8
- Steiner, Jakob (1854), "Allgemeine Eigenschaften der algebraischen Curven." (PDF), Journal für die Reine und Angewandte Mathematik (in German), 47: 1–6, doi:10.1515/crll.1854.47.1, ISSN 0075-4102
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