Sommaire

Contents
Quasitrivial semimodules. I.
p. 3-16
Quasitrivial semimodules. II.
p. 17-24
Transitive closures of binary relations. III.
p. 25-31
On separating sets of words. I.
p. 33-51
Commutative radical rings. II.
p. 53-73