Heinz Koeppl, Marc Hafner, et al.
BMC Bioinformatics
In this paper we prove a theorem which characterizes a best chebyshev approximation by a weak Markoff system. We give several applications of this result which include best approximation by spline functions. © 1974 Springer-Verlag.
Heinz Koeppl, Marc Hafner, et al.
BMC Bioinformatics
Joel L. Wolf, Mark S. Squillante, et al.
IEEE Transactions on Knowledge and Data Engineering
Inbal Ronen, Elad Shahar, et al.
SIGIR 2009
Xiaozhu Kang, Hui Zhang, et al.
ICWS 2008