1. Computers in semigroups

   • H. Jürgensen

   Survey Article 01 December 1977 Pages: 1 - 20

2. On certain finitely based varieties of semigroups

   • Charles C. Edmunds

   Research Article 01 December 1977 Pages: 21 - 39

3. Idempotent-generated completely O-simple semigroups

   • Francis Pastijn

   Research Article 01 December 1977 Pages: 41 - 50

4. Power series developments in lattice ordered semigroups

   • Ernst August Behrens

   Research Article 01 December 1977 Pages: 51 - 60

5. Über einige Eigenschaften der Kommutatoren der Symmetrischen Halbgruppe

   • K. Todorov

   Research Article 01 December 1977 Pages: 61 - 85

6. Free products of normal bands

   • Thomas Nordahl

   Short Note 01 December 1977 Pages: 87 - 88

7. A semigroup-theoretic proof of the law of large numbers

   • Jerome A. Goldstein

   Short Note 01 December 1977 Pages: 89 - 90

8. Semigroups in which each J-class contains at most one regular D-class

   • K. D. Magill Jr.

   Short Note 01 December 1977 Pages: 91 - 92

9. Semigroups and the N-sphere

   • Victor P. Schneider

   Short Note 01 December 1977 Pages: 93 - 94

10. On compact regular semigroups of complex matrices

    • A. Skryago

    Research Article 01 December 1977 Pages: 95 - 101

11. On factorizations onto the bicyclic semigroup

    • M. Demlová

    Research Article 01 December 1977 Pages: 103 - 118

12. Hereditarily unicoherent continua and monotone structures

    • T. E. Hays

    Research Article 01 December 1977 Pages: 119 - 124

13. On some free subsemigroups of a free semigroup

    • Renato M. Capocelli

    Research Article 01 December 1977 Pages: 125 - 135

14. On maximal submonoids of B_X

    • Ki Hang Kim
    • Fred W. Roush

    Research Article 01 December 1977 Pages: 137 - 147

15. Topologically O-simple semigroups

    • A. I. Roset

    Research Article 01 December 1977 Pages: 149 - 157

16. Well-bounded semigroups in connected groups

    • Detlev Poguntke

    Research Article 01 December 1977 Pages: 159 - 167

17. Union preserving homomorphisms of semigroups of closed relations

    • Eugene M. Norris

    Research Article 01 December 1977 Pages: 169 - 179

18. An easy proof of ponizovski's theorem

    • Matthew Gould

    Short Note 01 December 1977 Pages: 181 - 182

19. On the congruence extension property

    • B. Biró
    • E. W. Kiss
    • P. P. Pálfy

    Research Announcement 01 December 1977 Pages: 183 - 184

20. Book Review

    • Donald B. McAlister

    BookReview 01 December 1977 Pages: 185 - 187

21. Bibliographical items

    Legacy 01 December 1977 Pages: 188 - 188

22. Quasi commutative Q-semigroups

    • C. Sri Hari Nagore

    Research Article 01 December 1977 Pages: 189 - 193

23. Inversion and joint continuity in semigroups on k_ω-spaces

    • Bernard L. Madison
    • James W. Stepp

    Research Article 01 December 1977 Pages: 195 - 198

24. Compactifications of finite-dimensional cones

    • Michael Friedberg

    Research Article 01 December 1977 Pages: 199 - 228

25. Endomorphism semigroups of Brouwerian semilattices

    • Peter Köhler

    Research Article 01 December 1977 Pages: 229 - 234

26. The admissible trace problem for E-unitary inverse semigroups

    • Karl Byleen
    • Peter Komjáth

    Research Article 01 December 1977 Pages: 235 - 246

27. Congruence lattices of Rees matrix semigroups

    • Katherine G. Johnston

    Research Article 01 December 1977 Pages: 247 - 261

28. On the maximal semilattice decomposition of the power semigroup of a semigroup

    • Mohan S. Putcha

    Research Article 01 December 1977 Pages: 263 - 267

29. Kernel compactifications of uniquely divisible semigroups

    • K. H. Jónsdóttir

    Research Article 01 December 1977 Pages: 269 - 279

30. On strongly reversible semigroups

    • Spoletini Cherubini A.
    • A. Varisco

    Research Announcement 01 December 1977 Pages: 281 - 282

31. Semimodules over ordered rings

    • J. M. Firsov

    Research Article 01 December 1977 Pages: 283 - 293

32. Elementary semigroups

    • Carl Eberhart
    • Wiley Williams

    Research Article 01 December 1977 Pages: 295 - 309

33. Extensions of homomorphisms of a subsemigroup of a group

    • Kevin E. Osondu

    Research Article 01 December 1977 Pages: 311 - 318

34. Maximal inverse subsemigroups of T_X⁽¹⁾

    • Norman R. Reilly

    Research Article 01 December 1977 Pages: 319 - 326

35. Representations of semigroups and extension of invariant linear functionals

    • A. Clausing

    Research Article 15 December 1977 Pages: 327 - 341

36. Norm-and weak-continuity of translations of measures; a counterexample

    • Gerard L. G. Sleijpen

    Research Article 19 December 1977 Pages: 343 - 350

37. The semigroup of a strongly connected automaton

    • Robert H. Oehmke

    Research Article 28 December 1977 Pages: 351 - 356

38. Tietze's convexity theorem for semilattices and lattices

    • Robert E. Jamison

    Research Article 01 December 1978 Pages: 357 - 373

39. Universal mapping properties of semigroup compactifications

    • J. F. Berglund
    • H. D. Junghenn
    • P. Milnes

    Research Announcement 01 December 1977 Pages: 375 - 386

40. The minimum reflexive subsemigroup generated by the set of idempotents of a regular semigroup

    • F. E. Masat

    Short Note 01 December 1977 Pages: 387 - 388