CONTENTS

K. Martinás: Julius Farkas, professor of physics, born 150 years ago

D. Gurka, E. G.-Csizmás: J. Farkas and his lectures

B. Vízvári: Mathematical achievements of lasting interest in J. Farkas' research work

Z. Gábos: J. Farkas' investigations on the Fourier principle and relativity theory

G. Biró: J. Farkas as we understand him today

I. Brodszky, K. Martinás: The history of the integrating factor

J. Farkas: Absolute temperature and absolute entropy related - a simplified deduction

A. Erdei, K. Martinás: J. Farkas' new exposition of thermodynamics

M. Kovács: The hardware base of informatics

Belated greetings - T. Tarnóczy (I. Tarján)

LONG-DISTANCE CALLS

Current research interest is shifting to comlplex systems - G. Grüner (Á. Juhász)

STUDENTS' FORUM

Hungarian young physicists at the top (Zs. Rajkovics, L. Skrapits)

J. Asbóth: Chocolate divers in a cup uf water

TEACHING PHYSICS

G. Vastagh: A "domestic" measurement of light velocity

OPINIONS, PHYSICISTS' CALENDAR