Volume 22 (1979)

Number

1 (April), 2 (August), 3 (December)

Naito, M.;

Existence and Asymptotic Behavior of Positive Solutions of Differential Inequalities with Deviating Argument

pp. 127--142.

Ebihara, Y.;

Nonlinear Wave Equations with Variable Coefficients

pp. 143--159.

Kumano-go, H. and Taniguchi, K.;

Fourier Integral Operators of Multiphase and the Fundamental Solution for a Hyperbolic System

pp. 161--196.

Balser, W., Jurkat, W. B. and Lutz, D. A.;

A General Theory of Invariants for Meromorphic Differential Equations; Part I, Formal Invariants

pp. 197--221.

Furuya, H. and Nagumo, M.;

On Cauchy Problem for Linear Partial Differential Equations with Constant Coefficients

pp. 223--229.