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Polarity


A projective correlation of period two. In a polarity, a is called the polar of A, and A the inversion pole a.


See also

Chasles's Theorem, Geometric Correlation, Inversion Pole, Lattice Polarity, Polar, Projective Correlation

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References

Coxeter, H. S. M. Introduction to Geometry, 2nd ed. New York: Wiley, p. 248, 1969.

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Polarity

Cite this as:

Weisstein, Eric W. "Polarity." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Polarity.html

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