Content of CMUC 31 (1990), No.4

Goeters H.P., Ullery W.
Butler groups and lattices of types. Comment.Math.Univ.Carolinae 31(1990) 613--619.
Trlifaj J.
Von Neumann regular rings and the Whitehead property of modules. Comment.Math.Univ.Carolinae 31(1990) 621--625.
Abramovich Y.A., Lipecki Z.
On lattices and algebras of simple functions. Comment.Math.Univ.Carolinae 31(1990) 627--635.
Casini E.
Degree of convexity and product spaces. Comment.Math.Univ.Carolinae 31(1990) 637--641.
Chabrowski J., König M.
On entire solutions of elliptic equations with a singular nonlinearity. Comment.Math.Univ.Carolinae 31(1990) 643--654.
Hamhalter J.
Orthogonal vector measures on projection lattices in a Hilbert space. Comment.Math.Univ.Carolinae 31(1990) 655--660.
Hudzik H., Yining Ye
Support functionals and smoothness in Musielak--Orlicz sequence spaces endowed with the Luxemburg norm. Comment.Math.Univ.Carolinae 31(1990) 661--684.
Januszewski J.
On the Hammerstein integral equations in Banach spaces. Comment.Math.Univ.Carolinae 31(1990) 685--691.
Jelínek J.
Distinguishing example for the Tillmann product of distributions. Comment.Math.Univ.Carolinae 31(1990) 693--700.
Kolomý J.
On accretive multivalued mappings in Banach spaces. Comment.Math.Univ.Carolinae 31(1990) 701--710.
Marino G., Pietramala P.
Boundary value problems with nonlinear boundary conditions in Banach spaces. Comment.Math.Univ.Carolinae 31(1990) 711--721.
Tarafdar E.
An extension of Fan's fixed point theorem and equilibrium point of an abstract economy. Comment.Math.Univ.Carolinae 31(1990) 723--730.
Wu Congxin, Sun Huiying
On the $\lambda $-property of Orlicz space $L_M$. Comment.Math.Univ.Carolinae 31(1990) 731--741.
Balcerzak M.
On isomorphisms between $\sigma $-ideals on $\omega _1$. Comment.Math.Univ.Carolinae 31(1990) 743--749.
Kalina M., Zlatoš P.
Some connections between measure, indiscernibility and representation of cuts. Comment.Math.Univ.Carolinae 31(1990) 751--763.
Zindulka O.
A note on the Ramsey-type theorem of Erdös. Comment.Math.Univ.Carolinae 31(1990) 765--767.
Aarts J.M., Maaren H. van
Preference numbers and funnel dimension. Comment.Math.Univ.Carolinae 31(1990) 769--774.
Bell M. G.
Not all dyadic spaces are supercompact. Comment.Math.Univ.Carolinae 31(1990) 775--779.
Mišík L. Jr., Žáčik T.
On some properties of the metric di- mension. Comment.Math.Univ.Carolinae 31(1990) 781--791.
Snoha L'.
Generic chaos. Comment.Math.Univ.Carolinae 31(1990) 793--810.