Sommaire

Summaries of articles published in this issue
Mesures spéciales dans l'espace $E_2$
p. 1-23
Inverse semigroups determined by their lattices of inverse subsemigroups
p. 24-47
A characterization of 0-minimal $(m, n)$-ideals
p. 48-52
Embedding graphs in their complements
p. 53-62
Extensions of Lebesgue sets and of real-valued functions
p. 63-74
On linear functions on the sphere $S^2$
p. 75-82
Graph representations of finite Abelian groups
p. 83-86
On transformations of differential equations and systems with deviating argument
p. 87-90
Order completions of semiprime rings
p. 91-97
A characterization of polarities whose lattice of polars is Boolean
p. 98-102
Equiaffine Darboux motions with double roots
p. 103-113
On a Kneser problem for a system of nonlinear ordinary differential equations
p. 114-126
The lattice of equational theories. Part I: Modular elements
p. 127-152
On representations of tolerance ordered commutative semigroups
p. 153-158
An unconventional problem in the elementary theory of numbers
p. 159-169