Best Approximation in TVS
Publish place: Caspian Journal of Mathematical Sciences، Vol: 1، Issue: 2
Publish Year: 1391
نوع سند: مقاله ژورنالی
زبان: English
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شناسه ملی سند علمی:
JR_CJMS-1-2_003
تاریخ نمایه سازی: 16 مهر 1398
Abstract:
In this paper we give newresults on the best approximation in the Hausdorff topological vectorspace and consider relationship with orthogonality. Also we determined under what conditions the map $P_{K,f}$ is upper semicontinous.
Authors
M. R. Haddadi
Faculty of Mathematics, Ayatollah Boroujerdi University, Boroujerd, Iran