Riv. Mat. Univ. Parma - Vol. (4) 15 (1989), pp.VI +289

A. ALZATI and M. BERTOLINI, On the rationality of a certain class of cubic complexes. 27-40 | Full Text (PDF)

N. BALDISSERRI,Rettifica alla Nota: Estensione al caso bidimensionale di risultati di Sylvester e Lucas. 289 | Full Text (PDF)

E. BEDOCCHI, Sul secondo minimo di una forma quadratica e sue applicazioni. 175-190 | Full Text (PDF)

A. BENINI, Near-rings on certain groups. 149-158 | Full Text (PDF)

T. CARDINALI e F. PAPALINI , Una estensione del concetto di midpoint convessità per multifunzioni. 119-131 | Full Text (PDF)

R. CASTRO, L.M. HERVELLA and E.G. RIO Some examples of almost complex manifolds with Norden metric. 133-141 | Full Text (PDF)

M. A. DE CATALDO, Fibrazioni ellittiche e fibrati olomorfi. 265-269 | Full Text (PDF)

M. DE LEON , Compact almost contact solvmanifolds admitting neither Sasakian nor cosymplectic structures. 105-110 | Full Text (PDF)

S. DONATO ,Exterior concurrent vector fields on a pseudo-Riemannian manifold endowed with a D-contact strutture. 191-198 | Full Text (PDF)

S.S. DRAGOMIR, On best approximation in the sense of Lumer and applications 253-263 | Full Text (PDF)

H. EXTON ,On a generalization of the Bessel-Clifford equation and an application in quantum mechanics. 41-46 | Full Text (PDF)

N. FAOUR and S. YOUSEF, Toeplitz operators associated with Bergman and Hardy spaces. 51-62 | Full Text (PDF)

A. FEDELI , Two properties related to,A -compactness. 89-98 | Full Text (PDF)

G. FISCHER SERVI, Finite axiomatizability in bimodal calculi. 271-287 | Full Text (PDF)

R. KHAZAL and N. P. MUKHERJEE, A note on maximal subgroups in finite groups. 165-173 | Full Text (PDF)

K. KOCA , Pseudoholomorphe Logarithmusfunktionen. 1-6 | Full Text (PDF)

D. MARCU, The chromatic number of some graphs in the euclidean piane. 47-49 | Full Text (PDF)

D. MONAR,Curvature on manifolds with almost contact 3-structure. 63-68 | Full Text (PDF)

E. MUSSO, Twistori di contatto e geometria conforme. 227-245 | Full Text (PDF)

Y. OKUYAMA, On contaction of Fourier series (IV). 199-210 | Full Text (PDF)

S. PELLEGRINI,On critical q-near-fields. 247-252 | Full Text (PDF)

M. ROMEO,Acceleration waves in fluid mixtures. 69-87 | Full Text (PDF)

D. SAELI , Applicazioni complete e rapporto incrementale in doppi cappi. 111-117 | Full Text (PDF)

A. SCOTTI, Una nuova congettura per gli zeri della funzione Zeta di Riemann. 99-104 | Full Text (PDF)

M. SQUILLANTE, A.S.G. VENTRE and S. WEBER, Closure and convergence properties for classes of decomposable measures. 7-15 | Full Text (PDF)

M. STARTEK and D. SZYNAL, On a metric defined on the space of probability measures. 219-226 | Full Text (PDF)

S. VASSALLO , Un'applicazione della geometria integrale nello spa zio affine. 159-164 | Full Text (PDF)

M. G. VOSKOGLOU, Prime ideals of skew polynomial rings. 17-25 | Full Text (PDF)

W. XUE, On weakly left duo rings. 211-217 | Full Text (PDF)

N. ZAGAGLIA SALVI, A point-distinguishing edge-coloring problem. 143-148 | Full Text (PDF)

finito di stampare il 27/7/1990