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Stability of impulsive differential systems
2013
The asymptotic phase property and reduction principle for stability of a trivial solution is generalized to the case of the noninvertible impulsive differential equations in Banach spaces whose linear parts split into two parts and satisfy the condition of separation.
A. Socins Arabische Grammatik: Paradigmen, Literatur, Übungsstücke und Glossar
1909
Teksts vācu un arābu valodā, titullapa vācu valodā.
Reliģiski-filozofiski raksti, 26
2019
Volume XXVI is dedicated to the themes discussed during the scientific conference Dynamic Asia: Shaping the Future that took place in Riga on 13–15 April 2018, and were further explored after this conference. The conference was organised in cooperation between the Latvian Society for the Study of Religions and the Baltic Alliance for Asian Studies. This event brought together more than 80 participants from 20 countries. The topics presented at the conference are reflected in the current volume. Many of these articles are dedicated to Japanese culture, where spiritual, material and routine aspects intermingle in all walks of life. The Far East topic is expanded in papers on Korea and South E…
Zvaigžņotā Debess: 2016/17, Ziema (234)
2016
Contents: “ZVAIGŽŅOTĀ DEBESS” FORTY YEARS AGO: A.Balklavs. New Possibilities in Search of Cosmic Gravitational Waves (abridged) ; E.Mūkins. «Venus-9» and «Venus-10» Scientific Accomplishment (abridged) ; DEVELOPMENTS in SCIENCE: K.Schwartz. The Unknown Solar Corona ; DISCOVERIES: I.Pundure. Gaia Has Obtained Billion-Star 3D Map ; SPACE RESEARCH and EXPLORATION: J.Jaunbergs. Tar Lakes of Titan ; R.Misa. A Step Closer to Stars ; CONFERENCES and MEETINGS: J.Balodis. Copernicus Is Becoming an Impressive Business ; K.Bērziņš. Conference of Young European Radioastronomers at the Latvian Centre in Germany ; FLASHBACK: A.Alksnis. Short Trips and Faraway Journeys (concluded) ; For SCHOOL YOUTH: D.Bo…
Zvaigžņotā debess: 2020, Rudens (249)
2020
Zvaigžņotā Debess: 2019, Pavasaris (243)
2019
Die totale Sonnenfinsternis vom 8./21. August 1914 im Baltikum mit populären Erläuterungen dieses Phänomens [Die totale Sonnenfinsternis...im Baltiku…
1914
Астрономия. Выпуск 19: Анализ движения небесных тел
1993
В статьях научных трудов представлены методы исследования движения и обработки результатов наблюдений тел Солнечной системы, а также способы управления и автоматизации процессов наблюдения небесных тел.
Kino vakars “Atmiņas par Astrīdi Ivasku”
2017
Rakstā sniegta informācija par Astrīdie Ivaskai (1926–2015), latviešu dzejniecei, kas bijusi gan bibliotekāre, gan skolotāja, gan žurnāliste, veltīto kinovakaru LU Bibliotēkā.