The Hamiltonian formulation of regular rth-order Lagrangian field theories W. F. Shadwick OriginalPaper Pages: 409 - 416
A cosmological model with compact space sections and low mass density Helio V. Fagundes OriginalPaper Pages: 417 - 421
Lie-Bäcklund transformation and ordinary differential equations associated with some nonlinear equations A. Roy ChowdhuryK. Roy ChowdhuryG. Mahato OriginalPaper Pages: 423 - 428
Regularity of gauge equivalence in quantum mechanics and the Aharonov-Bohm effect M. Asorey OriginalPaper Pages: 429 - 435
Bäcklund transformations and soliton-type solutions for σ models with values in real Grassmannian spaces Yvan Saint-Aubin OriginalPaper Pages: 441 - 447
Bäcklund transformations for the jaulent-miodek equations C. LaddomadaTu Gui-Zhang OriginalPaper Pages: 453 - 462
Soliton equations and fundamental representations of A 2l (2) M. JimboT. Miwa OriginalPaper Pages: 463 - 469
Reduced fiber bundles and symmetries of gauge field theories rigid reductions and the einstein-cartan theory Ugo BruzzoRoberto Cianci OriginalPaper Pages: 471 - 477
Global solutions for the coupled maxwell-dirac equations Jacques C. H. Simon OriginalPaper Pages: 487 - 489
Star exponentials of the elements of the inhomogeneous symplectic Lie algebra F. BayenJ. M. Maillard OriginalPaper Pages: 491 - 497
A remark on extensions of quasi-free derivations on the CAR-algebra Ola Bratteli OriginalPaper Pages: 499 - 504
Two-dimensional nonlinear string-type equations and their exact integration A. N. LeznovM. V. Saveliev OriginalPaper Pages: 505 - 510
Addendum to ‘construction of position and momentum operators and hamiltonians by embedding and submersion’ H. P. Berg Erratum Pages: 511 - 511