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Nagel point

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The point of intersection of the straight lines joining the vertices of a triangle to the points at which the opposite sides are tangent to the escribed circles (see Fig.). Named after Ch. Nagel (1836).

Figure: n066010a


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References

[a1] N.A. Court, "College geometry" , Barnes & Noble (1952) pp. 160
[a2] M. Berger, "Geometry" , I , Springer (1987) pp. Sect. 10.13.30
How to Cite This Entry:
Nagel point. A.B. Ivanov (originator), Encyclopedia of Mathematics. URL: http://www.encyclopediaofmath.org/index.php?title=Nagel_point&oldid=16670
This text originally appeared in Encyclopedia of Mathematics - ISBN 1402006098