On a Discrete Kolmogorov Criterion

✍ Scribed by M. Finzel

• Publisher: Elsevier Science
• Year: 2002
• Tongue: English
• Weight: 106 KB
• Volume: 114
• Category: Article
• ISSN: 0021-9045
• DOI: 10.1006/jath.2000.3532

✦ Synopsis

In this note we consider best approximation in 1-norm from subspaces of real n-dimensional spaces. Some discrete Kolmogorov-type criteria characterizing elements of best approximation are verified.