Contributions to the theory of the method of steepest descent A. M. Ostrowski OriginalPaper Pages: 257 - 280
A non-classical variational problem arising from an optimal filter problem Leonard D. BerkovitzHarry Pollard OriginalPaper Pages: 281 - 304
Positive solutions of nonlinear eigenvalue problems: applications to nonlinear reactor dynamics Donald S. Cohen OriginalPaper Pages: 305 - 315
Phragmén-Lindelöf and comparison theorems for elliptic equations with mixed boundary conditions J. K. Oddson OriginalPaper Pages: 316 - 334