共 50 条
- [21] Lyapunov Inequality for Second-Order Equation with Operator of Distributed Differentiation Mathematical Notes, 2023, 113 : 879 - 882
- [24] Pseudoperiodic solutions of second-order differential equations with small perturbations BULLETIN OF THE KARAGANDA UNIVERSITY-MATHEMATICS, 2010, 60 (04): : 25 - 29
- [27] POINCARE PROBLEM FOR A SECOND-ORDER ELLIPTIC EQUATION WITH SINGULAR COEFFICIENTS DOKLADY AKADEMII NAUK SSSR, 1962, 146 (05): : 995 - &
- [29] STUDY OF WEAK SUPERSOLUTIONS OF SECOND-ORDER ELLIPTICAL OPERATOR WITH DISCONTINUOUS COEFFICIENTS COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES SERIE A, 1974, 278 (17): : 1095 - 1098