Content of CMUC 19 (1978), No.4

Svoboda K.
Remark on surfaces in $E^4$ satisfying certain relations between covariant derivatives of the mean and Gauss curvatures. Comment.Math.Univ.Carolinae 19(1978) 619--626.
Rzepecki B.
Note on the differential equation $F(t,y(t),y(h(t)),y'(t))=0$. Comment.Math.Univ.Carolinae 19(1978) 627--637.
Trnková V., Koubek V.
Isomorphisms of products of infinite graphs. Comment.Math.Univ.Carolinae 19(1978) 639--652.
Bican L.
Factor-splitting Abelian groups of arbitrary rank. Comment.Math.Univ.Carolinae 19(1978) 653--672.
Young N.J.
Norms of certain rational functions of a matrix and Schur's criterion for polynomials. Comment.Math.Univ.Carolinae 19(1978) 673--688.
Bennett D.E.
Expansive collections of continua. Comment.Math.Univ.Carolinae 19(1978) 689--695.
Atalia R.E.
Measure theoretic behavior of closed sets. Comment.Math.Univ.Carolinae 19(1978) 697--703.
Šiška J.
On homotopical equivalence of tolerance spaces. Comment.Math.Univ.Carolinae 19(1978) 705--713.
Lee Cheng-Ming
An existence theorem via an intuitive idea and fixed point theorems. Comment.Math.Univ.Carolinae 19(1978) 715--725.
Mlček J.
A note on cofinal extensions and segments. Comment.Math.Univ.Carolinae 19(1978) 727--742.
Ryšlinková J.
On $m$-algebraic closures of $n$-compact elements. Comment.Math.Univ.Carolinae 19(1978) 743--754.
Svoboda K.
On surfaces in $E^3$ with constant Gauss curvature. Comment.Math.Univ.Carolinae 19(1978) 755--761.
Bican L.
A splitting criterion for Abelian groups. Comment.Math.Univ.Carolinae 19(1978) 763--774.
Čerych J.
A generalized Bishop--Gončar construction. Comment.Math.Univ.Carolinae 19(1978) 775--781.
Riečan B.
A note on Lebesgue spaces. Comment.Math.Univ.Carolinae 19(1978) 783--788.
Švejdar V.
Degrees of interpretability. Comment.Math.Univ.Carolinae 19(1978) 789--813.