Abstract
We consider the simultaneous approximation of two functions, using a mixture of different L p norms. We examine the extent to which best approximations are invariant, and also consider some simple methods of computation
*Permanent address: Department of Mathematics, King Saud University Abha Branch, P.O. Box 157, Abha, Saudi Arabia.
†Corresponding author.
*Permanent address: Department of Mathematics, King Saud University Abha Branch, P.O. Box 157, Abha, Saudi Arabia.
†Corresponding author.
Notes
*Permanent address: Department of Mathematics, King Saud University Abha Branch, P.O. Box 157, Abha, Saudi Arabia.
†Corresponding author.