共 50 条
- [1] UPPER AND LOWER BOUNDS FOR EIGENVALUES OF TORSION AND BENDING PROBLEMS BY FINITE DIFFERENCE METHODS [J]. ZEITSCHRIFT FUR ANGEWANDTE MATHEMATIK UND PHYSIK, 1970, 21 (03): : 326 - &
- [7] Constructing both lower and upper bounds for the eigenvalues of elliptic operators by nonconforming finite element methods [J]. Numerische Mathematik, 2015, 131 : 273 - 302
- [8] Asymptotic lower bounds for eigenvalues by nonconforming finite element methods [J]. ELECTRONIC TRANSACTIONS ON NUMERICAL ANALYSIS, 2004, 17 : 93 - 101
- [9] UPPER AND LOWER BOUNDS OF WKB EIGENVALUES [J]. PROGRESS OF THEORETICAL PHYSICS, 1976, 56 (02): : 669 - 670