Sommaire

Bifurcation of periodic solutions from inversion of stability of periodic O.D.E.'S.

Sabatini, M.

p. 1-9
Existence and uniqueness of maps into affine homogeneous spaces

Eschenburg, J. H. ; Tribuzy, R.

p. 11-18
T 3 -systems of finite simple groups

David, C.

p. 19-27
On vector bundles whose general sections have all projectively equivalent zero-loci

Ballico, E.

p. 29-36
On the multiplicity of holomorphic maps and a residue formula

Hatziafratis, Telemachos

p. 37-45
On non-supersoluble and non-polycyclic normal subgroups

Beidleman, James C. ; Smith, Howard

p. 47-56
An application of Ramsey's theory to partition in groups. - II

Arad, Zvi ; Ehrlich, Gideon ; Kegel, Otto H.

p. 57-81
On a question of Deaconescu about automorphisms

Lennox, John C. ; Wiegold, James

p. 83-86
Harnack's inequality for quasilinear elliptic equations with coefficients in Morrey spaces

Zamboni, Pietro

p. 87-95
Finitely generated soluble groups with an Engel condition on infinite subsets

Longobardi, Patrizia ; Maj, Mercede

p. 97-102
The triangle groups

Albar, Muhammad A. ; Al-Hamdan, Walid M.

p. 103-111
Extensions of abelian by hyper-(cyclic or finite) groups (II)

Duan, Z. Y.

p. 113-126
Convergences et relations compactantes. Application aux équilibres de Stackelberg

Guillerme, Jean

p. 127-160
A contribution to the theory of finite supersoluble groups

Ezquerro, Luis M.

p. 161-170
On the Fitting length of H n (G)

Ercan, Gülin ; Güloğlu, İsmail Ş.

p. 171-175
Multiple homoclinic orbits for a class of conservative systems

Ambrosetti, Antonio ; Coti Zelati, Vittorio

p. 177-194
Normal projective surfaces with ρ=1,P -1 ⩾5

Manetti, Marco

p. 195-205
On the boundedness of the set of ample vector bundles with fixed sectional genus

Ballico, E.

p. 207-215