Volume 18, No. 1 (1982)
Publications of the Research Institute for Mathematical Sciences

pp. 1–16 The First Cohomology Groups of Infinite Dimensional Lie AlgebrasNobutada Nakanishi
pp. 17–34 Finite Element Approximations Applied to the Nonlinear Boundary Value ProblemKazuo Ishihara
pp. 35–48 Centralizer of an Ergodic Measure Preserving TransformationMotosige Osikawa
pp. 49–96 Gravity Waves on the Free Surface of an Incompressible Perfect Fluid of Finite DepthHideaki Yosihara
pp. 97–133 Quantum Stochastic ProcessesLuigi AccardiAlberto FrigerioJohn T. Lewis
pp. 135–157 On Versality for Unfoldlngs of Smooth Section GermsShyuichi Izumiya
pp. 159–181 Decomposition of Invariant States and Nonseparable -AlgebrasRolf W. Henrichs
pp. 183–189 On the -Homotopy Types of -ANR'sMitutaka Murayama
pp. 191–232 Isomorphism Theorems for Cohomology Groups of Weakly 1-Complete ManifoldsTakeo Ohsawa
pp. 233–250 Prepositional Dynamic Logic for Concurrent ProgramsHirokazu Nishimura
pp. 251–274 Euclidean Quantum Fields with Spin on an Indefinite Inner Product State SpaceBengt Ek
pp. 275–305 The Probabilistic Treatment of Phase Separations In Lattice Models Composed of More Than Two Types of ParticlesKoji Kuroda
pp. 307–324 Homotopy Classification of Connected Sums of Sphere Bundles over Spheres, IIHiroyasu Ishimoto
pp. 325–364 Runge-Kutta Type Integration Formulas Including the Evaluation of the Second Derivative, Part ITaketomo Mitsui
pp. 365–377 Divergence des Fonctionnelles de M. Kac et Diffusion QuantiqueB. GaveauE. Mazet
pp. 379–386 Linear Radon-Nikodym Theorems for States on a von Neumann AlgebraHideki Kosaki
pp. 387–419 L'Existence d'une Fonction Analytique sur une Variété Analytique Complexe à Deux DimensionsToshio Nishino