Sommaire

Contents
Weak convergence in Hoffmann-Jorgensen sense
p. 3-10
A note on multivalued Baire category theorem
p. 11-15
About the heart of a hypergroup
p. 17-29
Bijective reflexions and coreflexions of commutative unars
p. 31-40
Groupoids and the associative law XII. (Representable cardinal functions)
p. 41-62