{"688720":{"#nid":"688720","#data":{"type":"news","title":"A Special Issue of Pure and Applied Functional Analysis in Celebration of Leonid Bunimovich\u0027s 75th Birthday ","body":[{"value":"\u003Cp\u003E\u003Cem\u003EPure and Applied Functional Analysis\u003C\/em\u003E. (Year). \u003Cstrong\u003EVolume 11, Number 1\u003C\/strong\u003E. Yokohama Publishers. ISSN 2189-3756.\u003Cbr\u003E\u003Cbr\u003E\u003Cem\u003EA Special Issue on Dynamical Systems and Related Topics\u003C\/em\u003E\u003Cbr\u003E\u003Cem\u003EDedicated to Professor Leonid Bunimovich on the occasion of his 75th birthday\u0026nbsp;\u003C\/em\u003E\u003C\/p\u003E\u003Cp\u003EIn the special issue, a select group of experts in dynamical systems have authored \u0026nbsp;papers which address a broad spectrum of significant problems and current research topics, including Benford\u0027s law in dynamical systems; inheritance of shadowing for dynamical semigroups; and generality of blow-up for complex Li-Sinai solutions of the 3D incompressible Navier-Stokes equations from computer simulations.\u003C\/p\u003E\u003Cp\u003EAn extract from \u003Ca href=\u0022http:\/\/yokohamapublishers.jp\/online2\/pafav11n1.html\u0022\u003Ethe Preface\u003C\/a\u003E:\u0026nbsp;\u003C\/p\u003E\u003Cblockquote\u003E\u003Cp\u003EProfessor Bunimovich is best known for discovering a fundamental mechanism of chaos in dynamical systems referred to as the mechanism of defocusing. This discovery was a striking and unexpected development not only to mathematicians but also to the physics community. Perhaps the most famous class of systems exhibiting this mechanism is the class of billiard systems, particularly focusing chaotic billiards such as the Bunimovich stadium, Bunimovich flowers, and elliptic flowers. He also introduced the so-called Bunimovich mushrooms, which provide visual examples of billiards exhibiting the coexistence of regular and chaotic dynamics.\u003C\/p\u003E\u003C\/blockquote\u003E\u003Cp\u003E\u003Cbr\u003E\u003Cem\u003EPure and Applied Functional Analysis\u003C\/em\u003E. (Year).\u0026nbsp;Volume 11, Number 1. Yokohama Publishers. ISSN 2189-3756.\u003Cbr\u003E\u003Cbr\u003E\u003Cem\u003EA Special Issue on Dynamical Systems and Related Topics\u003C\/em\u003E\u003Cbr\u003E\u003Cem\u003EDedicated to Professor Leonid Bunimovich on the occasion of his 75th birthday\u0026nbsp;\u003C\/em\u003E\u003C\/p\u003E\u003Cp\u003EIn the special issue, a select group of experts in dynamical systems have authored \u0026nbsp;papers which address a broad spectrum of significant problems and current research topics, including Benford\u0027s law in dynamical systems; inheritance of shadowing for dynamical semigroups; and generality of blow-up for complex Li-Sinai solutions of the 3D incompressible Navier-Stokes equations from computer simulations.\u003C\/p\u003E\u003Cp\u003EAn extract from\u0026nbsp;\u003Ca href=\u0022http:\/\/yokohamapublishers.jp\/online2\/pafav11n1.html\u0022\u003E\u003Cstrong\u003Ethe Preface\u003C\/strong\u003E\u003C\/a\u003E:\u0026nbsp;\u003C\/p\u003E\u003Cblockquote\u003E\u003Cp\u003EProfessor Bunimovich is best known for discovering a fundamental mechanism of chaos in dynamical systems referred to as the mechanism of defocusing. This discovery was a striking and unexpected development not only to mathematicians but also to the physics community. Perhaps the most famous class of systems exhibiting this mechanism is the class of billiard systems, particularly focusing chaotic billiards such as the Bunimovich stadium, Bunimovich flowers, and elliptic flowers. He also introduced the so-called Bunimovich mushrooms, which provide visual examples of billiards exhibiting the coexistence of regular and chaotic dynamics.\u003C\/p\u003E\u003C\/blockquote\u003E\u003Cp\u003ELeonid Bunimovich is a Regents\u2019 Professor in the School of Mathematics.\u0026nbsp;\u003C\/p\u003E\u003Cp\u003E\u0026nbsp;\u003C\/p\u003E","summary":"","format":"limited_html"}],"field_subtitle":"","field_summary":[{"value":"\u003Cp\u003EIn the special issue, a select group of experts in dynamical systems have authored \u0026nbsp;papers which address a broad spectrum of significant problems and current research topics.\u003C\/p\u003E","format":"limited_html"}],"field_summary_sentence":[{"value":"In the special issue, a select group of experts in dynamical systems have authored  papers which address a broad spectrum of significant problems and current research topics."}],"uid":"34518","created_gmt":"2026-03-04 16:40:08","changed_gmt":"2026-03-04 20:49:46","author":"sbarone7","boilerplate_text":"","field_publication":"","field_article_url":"","location":"Atlanta, GA","dateline":{"date":"2026-03-04T00:00:00-05:00","iso_date":"2026-03-04T00:00:00-05:00","tz":"America\/New_York"},"extras":[],"hg_media":{"679520":{"id":"679520","type":"image","title":"headshot_Bunimovich.jpeg","body":"\u003Cp\u003ERegents\u2019 Professor Leonid Bunimovich\u003C\/p\u003E","created":"1772642415","gmt_created":"2026-03-04 16:40:15","changed":"1772642415","gmt_changed":"2026-03-04 16:40:15","alt":"Regents\u2019 Professor Leonid Bunimovich","file":{"fid":"263692","name":"headshot_Bunimovich.jpeg","image_path":"\/sites\/default\/files\/2026\/03\/04\/headshot_Bunimovich.jpeg","image_full_path":"http:\/\/hg.gatech.edu\/\/sites\/default\/files\/2026\/03\/04\/headshot_Bunimovich.jpeg","mime":"image\/jpeg","size":23450,"path_740":"http:\/\/hg.gatech.edu\/sites\/default\/files\/styles\/740xx_scale\/public\/2026\/03\/04\/headshot_Bunimovich.jpeg?itok=IbSZvroZ"}}},"media_ids":["679520"],"related_links":[{"url":"https:\/\/www.researchgate.net\/publication\/388402382_A_brief_survey_of_Benford\u0027s_Law_in_dynamical_systems","title":"A brief survey of Benford\u0027s Law in dynamical systems"}],"groups":[{"id":"1279","name":"School of Mathematics"}],"categories":[],"keywords":[{"id":"173647","name":"_for_math_site_"},{"id":"193733","name":"_for_math_site_manual_feed_"}],"core_research_areas":[],"news_room_topics":[],"event_categories":[],"invited_audience":[],"affiliations":[],"classification":[],"areas_of_expertise":[],"news_and_recent_appearances":[],"phone":[],"contact":[{"value":"\u003Cp\u003E\u003Ca href=\u0022mailto:comms@math.gatech.edu\u0022\u003ESal Barone\u003C\/a\u003E\u003C\/p\u003E","format":"limited_html"}],"email":["comms@math.gatech.edu"],"slides":[],"orientation":[],"userdata":""}}}