Nagel point
From Encyclopedia of Mathematics
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.).
This is named after Ch. Nagel (1836).
Figure: n066010a
References
| [a1] | N.A. Court, "College geometry" , Barnes & Noble (1952) pp. 160 |
| [a2] | M. Berger, "Geometry" , I , Springer (1987) pp. Sect. 10.13.30 |
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How to Cite This Entry:
Nagel point. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Nagel_point&oldid=16670
Nagel point. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Nagel_point&oldid=16670
This article was adapted from an original article by A.B. Ivanov (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article