| کد مقاله | کد نشریه | سال انتشار | مقاله انگلیسی | نسخه تمام متن | 
|---|---|---|---|---|
| 4666009 | 1633848 | 2013 | 13 صفحه PDF | دانلود رایگان | 
عنوان انگلیسی مقاله ISI
												A Bishop–Phelps–Bollobás type theorem for uniform algebras 
												
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																																												کلمات کلیدی
												
											موضوعات مرتبط
												
													مهندسی و علوم پایه
													ریاضیات
													ریاضیات (عمومی)
												
											پیش نمایش صفحه اول مقاله
												 
												چکیده انگلیسی
												This paper is devoted to showing that Asplund operators with range in a uniform Banach algebra have the Bishop–Phelps–Bollobás property, i.e., they are approximated by norm attaining Asplund operators at the same time that a point where the approximated operator almost attains its norm is approximated by a point at which the approximating operator attains it. To prove this result we use the weak∗∗-to-norm fragmentability of weak∗∗-compact subsets of the dual of Asplund spaces and we need to observe a Urysohn type result producing peak complex-valued functions in uniform algebras that are small outside a given open set and whose image is inside a Stolz region.
ناشر
												Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Advances in Mathematics - Volume 240, 20 June 2013, Pages 370–382
											Journal: Advances in Mathematics - Volume 240, 20 June 2013, Pages 370–382
نویسندگان
												B. Cascales, A.J. Guirao, V. Kadets,