Acknowledgement
Supported by : Duksung Women's University
References
- L. Elsner, I. Koltracht and M. Neumann, Convergence of sequential and asyn- chronous nonlinear paracontractions, Numerische mathematik 62 (1992), 305-319. https://doi.org/10.1007/BF01396232
- S. H. Park and H. J. Rhee, Characterization of best simultaneous approximation for a compact set, Bull K. Math. Soc. 33 (1996), 435-444.
- S. H. Park and H. J. Rhee, One-sided best simultaneous L1-approximation, J. K. Math. Soc. 33 (1996), 155-167.
- A. Pinkus, On L1-approximation, Cambridge Tracts in Mathematics 93, Cambridge University Press, Cambridge-New York, 1989.
- H. J. Rhee, An algorithm of the one-sided best simultaneous approximation, K. Ann. Math. 24 (2007), 69-79.
- I. Singer, Best Approximation in Normed Linear Spaces by Elements of Linear Subspaces, Springer-Verlag, New York, 1970.
- A. S. Holland, B. N. Sahney and J. Tzimbalario, On best simultaneous approx- imation, Letter to the Editer, J. Approx. Theory 17 (1976), 187 - 188. https://doi.org/10.1016/0021-9045(76)90038-1
- H. J. Rhee , Best simultaneous spproximations and one-sided best simultaneous approximations, Doctoral Dissertation, Sogang University, Seoul, 1994.