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Difference between revisions of "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).
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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.).  
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This is named after Ch. Nagel (1836).
  
 
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====References====
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<TR><TD valign="top">[a1]</TD> <TD valign="top">  N.A. Court, "College geometry" , Barnes &amp; Noble  (1952)  pp. 160 {{ZBL|0048.37303}}</TD></TR>
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<TR><TD valign="top">[a2]</TD> <TD valign="top">  M. Berger, "Geometry" , '''I''' , Springer  (1987)  pp. Sect. 10.13.30</TD></TR>
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</table>
  
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====Comments====
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====References====
 
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<table><TR><TD valign="top">[a1]</TD> <TD valign="top">  N.A. Court,  "College geometry" , Barnes &amp; Noble  (1952)  pp. 160</TD></TR><TR><TD valign="top">[a2]</TD> <TD valign="top">  M. Berger,  "Geometry" , '''I''' , Springer  (1987)  pp. Sect. 10.13.30</TD></TR></table>
 

Latest revision as of 14:55, 23 July 2025

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 Zbl 0048.37303
[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
This article was adapted from an original article by A.B. Ivanov (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article
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