A Lehner continued fraction is a generalized continued fraction of the form
 |
where 
or (2, 
)
for 
an irrational number (Lehner 1994, Dajani and
Kraaikamp).
Lehner Continued Fraction
See also
Generalized Continued FractionExplore with Wolfram|Alpha
References
Dajani, K. and Kraaikamp, C. "The Mother of All Continued Fractions." http://www.math.uu.nl/publications/preprints/1106.ps.gz.Lehner, J. "Semiregular Continued Fractions whose Partial Denominators are 1 or 2." In The Mathematical Legacy of Wilhelm Magnus: Groups, Geometry, and Special Functions. Conference on the Legacy of Wilhelm Magnus May 1-3, 1992 (Brooklyn, NY) (Ed. W. Abikoff, J. S. Birman, and K. Kuiken). Providence, RI: Amer. Math. Soc., 1994.Cite this as:
Weisstein, Eric W. "Lehner Continued Fraction." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/LehnerContinuedFraction.html