Existence conditions for periodic solutions of nonlinear third-order differential equations.
Knežević-Miljanović, Julka (2000)
Matematichki Vesnik
Similarity:
Knežević-Miljanović, Julka (2000)
Matematichki Vesnik
Similarity:
Alexander G. Pinus (1992)
Archivum Mathematicum
Similarity:
Vvodyatsya ponyatiya svobodnogo èpiskeleta i chisla Levengeĭma dlya svobodnogo èpiskeleta proizvolp1nogo mnogoobraziya algebr. Dokazyvaetsya, chto chislo Levengeĭma dlya svobodnogo èpiskeleta mnogoobraziya bulevykh algebr sovpadaet s chislom Levengeĭma polnoĭ logiki vtorogo poryadka.
Nešić, Slobodan Č. (1995)
Matematichki Vesnik
Similarity:
Knežević-Miljanović, Julka (2005)
Matematichki Vesnik
Similarity:
Aleksandrov, A.D., Kutateladze, S.S. (1999)
Vladikavkazskiĭ Matematicheskiĭ Zhurnal
Similarity: