Upravlenie Bol'shimi Sistemami: Current issues and issues of the Historic archive http://www.mathnet.ru Current issues and issues of the Historic archive of the journals published online in the last month en-gb Copyright 2026, Steklov Mathematical Institute RAS, Branch of Mathematical Sciences, Russian Academy of Sciences Fri, 11 Sep 2026 23:29:41 +0300 math-net2026_09@mi-ras.ru tche@mi-ras.ru UBS, 2026, Volume 120 http://www.mathnet.ru/php/archive.phtml?jrnid=ubs&wshow=issue&year=2026&series=0&volume=120&issue=&option_lang=eng Tue, 25 Aug 2026 00:00:00 +0300 Published on the website 25.08.2026 Current issues http://www.mathnet.ru/php/archive.phtml?jrnid=ubs&wshow=issue&year=2026&series=0&volume=120&issue=&option_lang=eng UBS, 2026, Volume 121 http://www.mathnet.ru/php/archive.phtml?jrnid=ubs&wshow=issue&year=2026&series=0&volume=121&issue=&option_lang=eng Tue, 25 Aug 2026 00:00:00 +0300 Published on the website 25.08.2026 Current issues http://www.mathnet.ru/php/archive.phtml?jrnid=ubs&wshow=issue&year=2026&series=0&volume=121&issue=&option_lang=eng UBS, 2026, Volume 122 http://www.mathnet.ru/php/archive.phtml?jrnid=ubs&wshow=issue&year=2026&series=0&volume=122&issue=&option_lang=eng Tue, 25 Aug 2026 00:00:00 +0300 Published on the website 25.08.2026 Current issues http://www.mathnet.ru/php/archive.phtml?jrnid=ubs&wshow=issue&year=2026&series=0&volume=122&issue=&option_lang=eng