Table of Contents

The Prediction of a Protein and Nucleic Acid Structure: Problems and Prospects.- Association Rates of Diffusion-Controlled Reactions in Two Dimensions.- Some Shastic Models in Immunology.- Shastic Formulation of Neural Interaction.- Qualitative and Numerical Analysis of a Class of Prey-Predator Models.- Topological Inverse Problem for Oscillating Systems and its Application.- Book Reviews.