| (349c),(349d),(349e) | Summaries of articles published in this issue. | 
| 349-354 | Remarks on a theorem of P. K. Suetin. Prasad, Jagdish | 
| 355-363 | Mutants in the symmetric semigroups. Kim, Jin Bai | 
| 364-365 | On unisolvent systems. Lambert, Howard B. | 
| 366-368 | Some relations among invariants of graphs. Chvátal, Václav | 
| 369-370 | On semigroups that are semilattices of groups. LaTorre, Donald R. | 
| 371-372 | Limits of approximately continuous functions. Preiss, David | 
| 373-382 | Approximate derivatives and Baire classes. Preiss, David | 
| 383-390 | On almost complete and almost precompact quasi-uniform spaces. Fletcher, Peter; Naimpally, S. A. | 
| 391-398 | On the number of polynomials in ordered algebra. Sekaninová, Anna; Sekanina, Milan | 
| 399-412 | Weak product decompositions of discrete lattices. Jakubík, Ján | 
| 413-417 | A note on mixed abelian groups. Bican, Ladislav | 
| 418-423 | On approximation of Baire functions by Darboux functions. Smítal, Jaroslav | 
| 424-430 | Randomly Eulerian digraphs. Chartrand, Gary; Lick, Don R. | 
| 431-436 | Polynomials in topological algebras. Sekanina, Milan | 
| 437-448 | Tensor-invariants of submanifolds. Vanžura, Jiří | 
| 449-452 | Commutative cancellative semigroups with two generators. Hall, Robert E. | 
| 453-460 | The method of moving frames applied to a space of bilinear forms. Mansfield, Larry | 
| 461-483 | On the structure of dual semigroups. Schwarz, Štefan | 
| 484-489 | On the points of quasicontinuity and cliquishness of functions. Lipiński, Jan Stanisław; Šalát, Tibor | 
| 490-492 | Book reviews. Černý, Ilja: Základy analysy v komplexním oboru. (Fundaments of analysis in the comlex domain). Mařík, Jan | 
| 493-(524) | Professor Vojtěch Jarník ist gestorben. Kurzweil, Jaroslav; Novák, Břetislav |