The -Hofstadter Triangle of a given Triangle is perspective to , and
the Perspective Center is called the Hofstadter point. The Triangle Center Function is

As , the Triangle Center Function approaches

and as , the Triangle Center Function approaches

**References**

Kimberling, C. ``Hofstadter Points.'' *Nieuw Arch. Wiskunder* **12**, 109-114, 1994.

Kimberling, C. ``Major Centers of Triangles.'' *Amer. Math. Monthly* **104**, 431-438, 1997.

Kimberling, C. ``Hofstadter Points.'' http://cedar.evansville.edu/~ck6/tcenters/recent/hofstad.html.

© 1996-9

1999-05-25