Content of CMUC 6 (1965), No.4

Svoboda K.

D\'eformation ponctuelle des congruences de droites dans des espaces symplectiques \18 a} trois dimensions. Comment.Math.Univ.Carolinae 6(1965) 393--401.

Kadlec J.

On the existence of traces of distributions belonging to $B_{p,\theta }^{(K)}$. Comment.Math.Univ.Carolinae 6(1965) 403--408.

Bukovsk\'y L.

An elementary proof of normality of the class of accessible cardinals. Comment.Math.Univ.Carolinae 6(1965) 409--412.

Havel V.

Construction of certain systems with two compositions. Comment.Math.Univ.Carolinae 6(1965) 413--428.

Chv\'atal V.

On finite and countable rigid graphs and tournaments. Comment.Math.Univ.Carolinae 6(1965) 429--438.

Hrb\'a\v{c}ek K.

Model $\nabla [\omega _{\alpha }\rightarrow \omega _{\beta }]$ in which $\beta $ is limit number. Comment.Math.Univ.Carolinae 6(1965) 439--442.

Havel V.

Freie Erweiterungen von Schemen $n$-ten Grades. Comment.Math.Univ.Carolinae 6(1965) 443--448.

Trnkov\'a V.

Sum of categories with amalgamated subcategory. Comment.Math.Univ.Carolinae 6(1965) 449--473.