**Research Articles**

1. On the synthetic division process.

(Co-author: Thomas E. Mott)

Amer. Math. Monthly66 (1959), 717.

2. The isolated points in the dual of a commutative semi-group.

Proc. Amer. Math. Soc. 11 (1960), 227-233.

3. New method for expansion and contraction maps in uniform spaces.

(Co-author: T. A. Brown)

Proc. Amer. Math. Soc. 11 (1960), 483-486.

4. Inner product spaces and the tri-spherical intersection property.

(Co-author: Hugh Gordon)

Proc. Amer. Math. Soc. 12 (1961), 327-329.

5. The {\v{S}}ilov boundary induced by a certain Banach algebra.

Trans. Amer. Math. Soc. 98 (1961), 501-517.

6. Vitali’s theorem for invariant measures.

(Co-author: Hugh Gordon)

Trans. Amer. Math. Soc. 99(1961), 83-90.

7. On the infinite product of topological spaces.

(Co-author: Kenneth A. Ross)

Archiv der Math. 14 (1963), 62-64.

8. An example in density character.

Archiv der Math. 14 (1963), 422-423.

9. Disjoint open subsets of $\beta X \ X$.

(Co-author: Hugh Gordon)

Trans. Amer. Math. Soc. 111 (1964), 513-520.

10. Retractions and other continuous maps from $\beta X$

onto $\beta X \ X$.

Trans. Amer. Math. Soc. 114 (1965), 1-9.

11. Topologies induced by groups of characters.

(Co-author: Kenneth A. Ross)

Fundamenta Math. 55 (1964), 283-291.

12. Pseudocompactness and uniform continuity in topological groups.

(Co-author: Kenneth A. Ross)

Pacific J. Math. 16 (1966), 483-496.

13. The ring C(X) determines the category of X.

(Co-author: Stelios Negrepontis)

Proc. Amer. Math. Soc. 16 (1965), 1041-1045.

14. Functions linearly continuous on a product of Baire spaces.

Boll. Unione Mat. Ital. (3) 20 (1965), 128-134.

15. Extending continuous functions on $X * Y$ to subsets of

$\beta X \times \beta Y$.

(Co-author: Stelios Negrepontis)

Fundamenta Math. 59 (1966), 1-12.

16. On extending nonvanishing semicharacters.

(Co-author: Paul Hill)

Proc. Amer. Math. Soc. 17 (1966), 936-941.

17. A nonpseudocompact product space whose finite subproducts are pseudocompact.

Math. Annalen 170 (1967), 41-44.

18. Locally compact realcompactifications.

In: General topology and its relations to modern analysis and algebra II,

Proceedings of the Second (1966) Prague Topological Symposium, pp. 95-100.

Academia, Prague, 1967.

19. On the Hewitt realcompactification of a product space.

Trans. Amer. Math. Soc. 131 (1968), 107-118.

20. A theorem of Stone-{\v{C}}ech type, and a theorem of Tychonoff

type, without the axiom of choice; and their realcompact analogues.

Fundamenta Math. 63 (1968), 97-100.

21. Homeomorphs of three subspaces of $\beta** N **\ **N**$.

(Co-author: Stelios Negrepontis)

Math. Zeitschrift 107 (1968), 53-58.

22. $F’$-spaces and their product with $P$-spaces.

(Co-authors: Neil Hindman and Stelios Negrepontis)

Pacific J. Math. 28 (1969), 489-502.

23. A short proof of Marczewski’s separability theorem.

Amer. Math. Monthly 76 (1969), 1041-1042.

24. Addendum to a paper of J. de Groot.

Bull. Acad. Polon. Sci. Ser. sci. math., astr. phys. 17 (1969), 361-362.

25. Some topological properties associated with measurable cardinals.

(Co-author: Stelios Negrepontis)

Fundamenta Math. 69 (1970), 191-205.

26. Estimates for the number of real-valued continous functions.

(Co-author: Anthony W. Hager)

Trans. Amer. Math. Soc. 150 (1970), 619-631.

27. Dense subspaces of some spaces of continuous functions.

(Co-author: Anthony W. Hager)

Math. Zeitschrift 114 (1970), 373-389.

28. The projection mapping and other continuous mappings on a product space.

(Co-author: Anthony W. Hager)

Math. Scand. 28 (1971), 77-90.

29. Closed Baire sets are (sometimes) zero-sets.

Proc. Amer. Math. Soc. 25 (1970), 870-875.

30. A survey of cardinal invariants.

General Topology and its Applications 1 (1971), 163-199.

31. On families of large oscillation.

(Co-author: S. Negrepontis)

Fundamenta Math. 75 (1972), 277-290.

32. Cardinality of $\kappa$-complete Boolean algebras.

(Co-author: Anthony W. Hager)

Pacific J. Math. 40 (1972), 541-545.

33. Continuous functions on products with strong topologies.

(Co-author: S.~Negrepontis)

In: General Topology and its Applications to Modern Analysis and Algebra 3,

Proc. Third (1971) Prague Topological Symposium, pp. 89-92.

Academia, Prague, 1972.

34. Countably compact groups and finest totally bounded topologies.

(Co-author: Victor Saks)

Pacific J. Math 73 (1973), 33-44.

35. On the relations $P(X \times Y)=P(X) \times P(Y)$.

(Co-author: H. Herrlich)

General Topology and its Applications 6 (1976), 37-43.

36. Uniform continuity in topological groups.

(Co-author: Anthony W. Hager)

In: Proc. Rome (Italy) 1974 Conference on topological groups and

Lie groups, pp. 269-290. Conference Proceedings vol. 16,

Istituto Nazionale di Alta Matematica Symposia Mathematica, 1975.

37. Compactness-like properties for generalized weak topological sums.

Pacific J. Math. 60 (1975), 31-37.

38. Compactness-like properties of generalized weak products.

(Co-authors: A. Hajnal and I. Juh{\'{a}}sz)

In: Proc. 1975 Memphis State University Topology Conference, pp. 185-188.

Marcel Dekker, Inc., New York, 1976.

39. Metric spaces without large closed discrete sets.

(Co-author: Anthony W. Hager)

Canadian J. Math. 28 (1976), 611-626.

40. Density character in topological groups.

(Co-author: Gerald L. Itzkowitz)

Math. Annalen 226 (1977), 223-227.

41. Refining families for ultrafilters.

(Co-author: Neil Hindman)

Math. Zeitschrift 149 (1976), 189-199.

42. The density character of unions.

(Co-author: Teklehaimanot Retta)

Proc. Amer. Math. Soc. 65 (1977), 155-158.

43. Ultrafilters: some new and some old results.

Bull. Amer. Math. Soc. 83 (1977), 417-455.

44. Some recent applications of ultrafilters to topology.

In: Proc. Fourth (1976) Prague Topological Symposium, Lecture

Notes in Mathematics Vol. 609, pp. 34-42.

Springer-Verlag, Berlin-Heidelberg-New York, 1977.

45. Compactifications: recent results from several countries.

Proc. (1977) Louisiana State University Topology Conference.

Topology Proceedings 2 (1977), 61-89.

46. Deciding some undecidable topological statements.

Annals New York Acad. Sci. 321 (1979), 9-26.

[Czechoslovak translation: Pokroky Matematiky Fyziky \&

Astronomie 27 (1982), 252-272.]

47. Spaces $Y$ homeomorphic to $\beta Y \ Y$.

(Co-author: Liam O’Callaghan)

Math. Zeitschrift 163 (1978), 103-110.

48. Chain conditions in topological products and powers.

Colloq. Math. Soc. Janos Bolyai 23 (1978), 301-322.

49. Products of spaces with properties of pseudo-compactness type.

Proc. (1979) Athens, Ohio Topology Conference. Topology

Proceedings 4 (1979), 51-65.

50. Intersections of countably compact subspaces of Stone-{\v{C}}ech

compactifications.

(Co-author: Charles Waiveris)

Uspekhi Mat. Nauk 25 (1980), 67-77.

[In Russian. English translation: Russian Math. Surveys 35:3 (1980), 79-89.]

51. Some recent applications of ultrafilters.

Dialexeis – 77 of the Greek Mathematical Society 2 (1978), 45-51. [In Greek.]

52. Ultrafilters: an interim report.

In: Surveys in General Topology, George M. Reed, Editor,

pp. 33-54. Academic Press, New York, 1980.

53. Pseudocompact group topologies and totally dense subgroups.

(Co-author: T. Soundararajan)

Pacific J. Math. 100 (1982), 61-84.

54. Cardinal invariants, pseudocompactness and minimality: some

recent advances in the topological theory of topological groups.

(Co-author: Douglass L. Grant)

Topology Proceedings 6 (1981), 227-265.

55. Proper pseudocompact extensions of compact Abelian group topologies.

(Co-author: Lewis C. Robertson)

Proc. Amer. Math. Soc. 86 (1982), 173-178.

56. Topological groups.

In: Handbook of General Topology, edited by Kenneth Kunen and Jerry Vaughan,

pp. 1143-1263. North-Holland Publ. Co., Inc., Amsterdam, 1984.

57. Generalized perfect maps and a theorem of I.~Juh{\'{a}}sz.

(Co-author: Teklehaimanot Retta)

In: Proc. (1982) AMS Cincinnati Special Session on Rings of Continuous

Functions, edited by Charles Aull, pp. 79-102.

Lecture Notes in Pure and Applied Mathematics vol. 95.

Marcel Dekker, Inc., New York, 1984.

58. Counting subgroups and topological group topologies.

(Co-authors: Shiferaw Berhanu and James D. Reid)

Pacific J. Math. 16 (1985), 217-241.

59. Cardinality constraints for pseudocompact and

for totally dense subgroups of compact Abelian groups.

(Co-author: Lewis C. Robertson)

Pacific J. Math. 119 (1985), 265-285.

60. Compact groups: subgroups and extensions.

In: Proc. (1983) Eger, Hungary, Topological Symposium,

edited by J. Gerlits, pp. 183-198. North-Holland Publ. Co.,

Amsterdam, 1984.

61. Some questions and some answers in topological groups.

In: Memorias del Seminario Especial de Topologia, vol. 5,

edited by Javier Bracho and Carlos Prieto, pp. 131-149.

Instituto de Matematicas del’Universidad Nacional

Autonoma de Mexico, Mexico City, 1983.

62. Images and quotients of SO(3,**R**): remarks

on a theorem of van der Waerden.

(Co-author: Lewis C. Robertson)

Rocky Mountain J. Math. 17 (1987), 1-13.

63. Products and cardinal invariants of minimal

topological groups.

(Co-author: Douglass L. Grant)

Canadian Math. Bull. 29 (1986), 44-49.

64. On the product of homogeneous spaces.

(Co-author: Jan van Mill)

Topology and Its Applications 21 (1985), 297-308.

65. On the “fragmentation” of certain pseudocompact groups.

Bull. Greek Math. Soc. 25 (1984), 1-13.

66. A homogeneous extremally disconnectedcountably compact space.

(Co-author: Jan van Mill)

Topology and Its Applications 25 (1987), 65-73.

67. Extremal phenomena in certain classes of totally bounded groups.

(Co-author: Lewis C. Robertson)

Dissertationes Math. 272, pp. 1-42.

Polska Akademia Nauk, Warszawa, Poland, 1988.

68. Compact-covering numbers.

(Co-author: George Baloglou)

Fundamenta Math. 131 (1988), 69-82.

69. Some progress and problems in topological groups.

In: General Topology and its Relations to

Modern Analysis and Algebra VI,

Proc. Sixth (1986) Prague Topological Symposium,

Edited by Z. Frol{\'{\i}}k, pp. 95-108.

Heldermann Verlag. Berlin. 1988.

70. On the existence of free topological groups.

(Co-author: Jan van Mill)

Topology and Its Applications 29

(1988), 245-269.

71. Small spaces which “generate” large spaces.

Proc. Amer. Math. Soc. 104 (1988), 973-980.

72. Concerning connected, pseudocompact Abelian groups.

(Co-author: Jan van Mill)

Topology and Its Applications 33 (1989), 21-45.

73. Spaces over which there is no weakly free space.

In: Papers on General Topology and Related Category Theory

and Topological Algebra, edited by Ralph Kopperman, Prabudh Misra,

Jack Reichman, and Aaron Todd, pp. 21–27.

Annals New York Acad. Sciences 552. New York. 1989.

74. Cofinal families in certain function spaces.

Commentationes Math. Univ. Carolinae 29 (1988), 665-675.

75. Compact groups: some cardinal invariants and some dense subgroups.

In: Proceedings of Hewittfest Honoring Professor Edwin Hewitt, pp. 22-24.

Edited by Gerald B. Folland and Kenneth A. Ross.

University of Washington, Seattle, Washington. 1988.

76. Density of the lexicographically ordered space $\{0,1\}^{\alpha}$.

Proc. Amer. Math. Soc. 109 (1990), 523-525.

77. Problems on topological groups and other homogeneous spaces.

In: Open Problems in Topology, edited by J. van Mill

and G. M. Reed, pp. 311-347. North-Holland Publ. Co.

Amsterdam, New York, Oxford, Toronto. 1990.

78. Some topological groups with, and some without, proper dense subgroups.

(Co-author: Jan van Mill)

Topology and Its Applications 41 (1991), 3-15.

79. Long chains of Hausdorff topological group topologies.

(Co-author: Dieter Remus)

J. of Pure and Applied Algebra 70 (1991), 53-72.

80. Non-homeomorphic disjoint spaces whose union is $\omega$*.

(Co-author: Akio Kato).

Rocky Mountain J. Math. 23 (1993), 533-545.

81. Remarks on a theorem of Glicksberg.

(Co-author: F. Javier Trigos-Arrieta)

In: General Topology and Applications, edited by Susan Andima, Ralph Kopperman,

Prabudh Ram Misra, Jack. Z. Reichman, and Aaron Todd, pp. 25-33.

Lecture Notes in Pure and Applied Mathematics, volume 134. Marcel Dekker, Inc.

New York. 1991.

82. The Bohr compactification, modulo a metrizable subgroup

(Co-authors: F. Javier Trigos-Arrieta and Ta-Sun Wu)

Fundamenta Mathematicae 143 (1993), 119–136.

Correction: same Fundamenta 152 (1997), 97–98.

83. Topological partition relations of the form

$\omega^{*}\rightarrow (Y)^{1}_{2}$.

(Co-authors: Akio Kato and Saharon Shelah)

In: Papers on General Topology and Applications,

Proc. June, 1991, Madison, Wisconsin Conference

Honoring Mary Ellen Rudin and Her Work, pp. 70–79.

Annals New York Acad. Sciences 704. New York. 1993.

84. On the existence of group topologies.

In: Papers on General Topology and Applications,

Proc. June, 1990 C.~W.~Post Conference on General Topology and

Applications, pp. 42-50. Annals New York Acad. Sciences 659.

New York. 1992.

85. Imposing pseudocompact group topologies on Abelian groups

(Co-author: Dieter Remus)

Fundamenta Mathematicae 142 (1993), 221–240.

86. Pseudocompact refinements of compact group topologies on Abelian groups

(Co-author: Dieter Remus)

Mathematische Zeitschrift 215 (1994), 337–346.

87. Long chains of topological group topologies—a continuation.

(Co-author: Dieter Remus)

Topology and Its Applications 75 (1997), 51–79. Correction: 96 (1999), 277–278.

88. Topological groups and semigroups.

(Co-authors: K. H. Hofmann and D. Remus)

In: Recent Progress in General Topology,

edited by Miroslav Hu{\v{s}}ek and Jan van Mill, pp. 57–144.

Elsevier Science Publishers. Amsterdam, London, New York, Tokyo. 1992.

89. Proper pseudocompact subgroups of pseudocompact Abelian groups.

(Co-authors: Helma Gladdines and Jan van Mill)

In: Papers on General Topology and Applications,

Proc. Eighth (June, 1992) Summer Topology Conference, Queens College,

pp. 237–247. Annals New York Acad. Sci. 728. New York. 1994.

90. Groups with only resolvable group topologies.

(Co-author: Jan van Mill)

Proc. Amer. Math. Soc. 120 (1993), 687–696.

91. Abelian torsion groups with a pseudocompact group topology.

(Co-author: Dieter Remus)

Forum Mathematicum 6 (1994), 323–337.

92. $\varepsilon$-spaces.

(Co-authors: Richard N. Ball, Salvador Garcia-Ferreira, Anthony

W. Hager, Jan van Mill, and Lewis C. Robertson).

Rocky Mountain J. Math. 25 (1995), 867–886.

93. The union of resolvable spaces is resolvable.

(Co-author: Li Feng).

Mathematica Japonica 38:1 (1993), 413–414.

94. Determining a weakly locally compact group topology by its system of closed subgroups.

(Co-authors: T. Soundararajan and F. Javier Trigos-Arrieta)

In: Papers on General Topology and Applications,

Proc. Eighth (June, 1992) Summer Topology Conference, Queens College,

pp. 248–261. Annals New York Acad. Sci. 728. New York. 1994.

95. Compact groups of Ulam-measurable cardinal: partial converses

to theorems of Arkhangelski{\u{\i}} and Varopoulos.

(Co-author: Dieter Remus)

Mathematica Japonica 39 (1994), 203–210.

96. Topological groups: introduction and unsolved problems.

Aportaciones Matematicas Communicaciones 15 (1995), 115–155.

Sociedad Matematica Mexicana. Mexico City. 1995.

97. Locally pseudocompact topological groups.

(Co-author: F. Javier Trigos-Arrieta)

Topology and Its Applications 62 (1995), 263–280.

[For a .pdf file of the published paper, click here]

98. Resolvability in topology and topological groups.

(Co-authors: Oscar Masaveu and Hao Zhou)

In: Papers on General Topology and Applications,

Proc. Ninth (June, 1993) Summer Topology Conference, Slippery Rock University,

[For a .pdf file of the published paper, click here]

edited by Susan Andima, Gerald Itzkowitz, Worthen N. Hunsaker, Ralph

Kopperman, Prabudh Ram Misra, and Aaron Todd, pp.~17–27.

Annals New York Acad. Sci. 767. New York. 1995.

99. Epi-reflective properties of the Bohr compactification.

(Co-authors: Salvador Hern\'{a}ndez and F. Javier Trigos-Arrieta)

In: Proc. (1994) Symposium on Categorical Topology, Univ. of Cape Town (South

Africa), edited by B.~Banaschewski, C.~R.~A.~Gilmour, and H.~Herrlich,

pp.~67–74. Publ. Dept. of Math., Univ. Cape Town. 1999.

100. Relating a locally compact Abelian group to its Bohr compactification.

(Co-authors: Salvador Hernandez and F. Javier Trigos-Arrieta)

Advances in Math. 120 (1996), 322–344.

[For a .pdf file of the published paper, click here]c:\comfort\wcoldpdf\wc103.pdf

101. Resolvability: a selective survey and some new results.

(Co-author: S. Garcia-Ferreira)

Topology and Its Applications 74 (1996), 149–167.

[For a .pdf file of the published paper, click here]

102. How many $\omega$-bounded subgroups?

(Co-author: Jan van Mill)

Proc. Congreso Iberoamericano (Castellon, Spain, April, 1995).

Topology and Its Applications 77 (1997), 105–113.

[For a .pdf file of the published paper, click here]

103. Topics in $\alpha$-compactness and density character: Revisiting

the doctoral dissertation of Teklehaimanot Retta

SINET Ethiopian J. Science 19 (Supplement) (1996), 1–18.

104. Intervals of totally bounded group topologies.

(Co-author: Dieter Remus)

In: Papers on General Topology and Applications,

Proc. Eleventh (August, 1995) Summer Topology Conference,

University of Southern Maine, edited by Susan Andima,

Robert C. Flagg, Gerald Itzkowitz, Yung Kong,

Ralph Kopperman and Prabudh Misra, pp.~121–129.

Annals New York Acad. Sci. 806. New York. 1996.

105. Suitable sets for topological groups.

(Co-authors: Sidney A. Morris, D. Robbie, S. Svetlichny and M. Tka{\v{c}}enko)

Topology and Its Applications 86 (1998), 25–46.

[For a .pdf file of the published paper, click here]

106. Fourteen questions from the period 1965–1995.

Topology and Its Applications 97 (1999), 51–77.

107. When is $|C(X \times Y)|=|C(X)|\cdot|C(Y)|$?

(Co-authors: Ofelia Alas, S. Garcia-Ferreira, M. Henriksen, R. G. Wilson, and R. Grant Woods)

Houston J. Math. 26 (2000), 83–115.

108. Dense subsets of maximally almost periodic groups.

(Co-author: Salvador Garcia-Ferreira)

Proc. Amer. Math. Soc. 129 (2001), 593–599.

109. Cross sections and homeomorphism classes of

Abelian groups equipped with the Bohr topology.

(Co-authors: Salvador Hernandez and F. Javier Trigos-Arrieta)

Topology and Its Applications 115 (2001), 215–233.

[For a .pdf file of the published paper, click here]

110. Strongly extraresolvable groups and spaces.

(Co-author: Salvador Garcia-Ferreira)

Topology Proceedings 23, (2000), 45–74.

111. Extending ring topologies.

(Co-authors: Dieter Remus and Horst Szambien)

Journal of Algebra 232 (2000), 21–47.

112. On the poset of totally dense subgroups of compact groups.

(Co-author: Dikran Dikranjan)

Topology Proceedings 24 (1999) (summer), 103–127.

113. Pseudocompact topological group refinements of maximal weight.

(Co-author: Jorge Galindo)

Proc. Amer. Math. Soc. 131 (2003), 1311–1320.

114. Essential density and total density in topological groups.

(Co-author: Dikran Dikranjan)

J. Group Theory 5 (2002), 325–350.

115. Some open problems on topological groups.

(Co-authors: S. Hernandez, D. Remus and F. J. Trigos-Arrieta)

In: Current Results on Nuclear Groups and Lie Groups, Research and

Exposition in Mathematics 24 (2000), 57–76.

[Proc. 2000 Madrid Conference. Heldermann Verlag.]

116. Concerning the dual group of a dense subgroup.

(Co-authors: S. U. Raczkowski and F. Javier Trigos-Arrieta)

In: Proc. Ninth (2001) Prague Topological Symposium, pp. 23–35.

Topology Atlas, Toronto, Canada, 2002.

117. Maximal independent families and a topological consequence

(Co-author: Wanjun Hu)

Topology and Its Applications 127 (2003), 343–354.

[For a .pdf file of the published paper, click here]

118. The dual group of a dense subgroup.

(Co-authors: S. U. Raczkowski and F. Javier Trigos-Arrieta)

Czech. Math. J. 54 (2004), 509–533.

119. Extremal pseudocompact topological groups.

(Co-author: Jorge Galindo)

J. Pure and Applied Algebra 197 (2005), 59–81.

120. The extraresolvability hierarchy.

(Co-author: Wanjun Hu)

Topology Proceedings 28 (2004), 81–98.

121. The embeddability ordering of topological spaces.

(Co-author: W. D. Gillam)

Topology and Its Applications 153 (2006), 2192-2198.

[For a .pdf file of the published paper, click here]

122. Maximal realcompact (and other) topologies.

(Co-author: A. W. Hager)

Topology Proceedings 28 (2004), 425–443.

123. Tampering with pseudocompact groups.

Topology proceedings 28 (2004), 401–424.

124. Forming all pairs in a minimal number of steps.

(Co-author: Karl Scheibe)

J. Math. Psychology 49 (2005), 155–159.

125. Making group topologies with, and without, convergent sequences.

(Co-authors: Sophia Raczkowski and F. J. Trigos-Arrieta)

Applied General Topology 7 (2006), 109–124.

126. Resolvability properties via independent families.

(Co-author: Wanjun Hu)

Topology and Its Applications 154 (2007), 205–214.

[For a .pdf file of the published paper, click here]

127. Extremal pseudocompact Abelian groups are compact metrizable.

(Co-author: Jan van Mill)

Proc. Amer. Math. Soc. 135 (2007), 4039–4044.

[For a .pdf file of the published paper, click here]

128. Dense $C$-embedded subspaces of products.

Co-authors: Ivan Gotchev and Luis Recoder-N\’u\~nez)

Scientiae Math. Japonicae 64 (2006), 509–515.

129. Dense subgroups of compact groups.

In: Open problems in Topology, edited by Elliott Pearl, pp. 377–388.

Elsevier~B.V. Amsterdam, Netherlands.

130. Pseudocompact groups: Progress and problems.

Proc. 2006 Toposym Praha. 2006. Topology and Its Applications

155 (2008), 172–179.

[For a .pdf file of the published paper, click here]

131. $M$-embedded subspaces of certain product spaces.

(Co-authors: Ivan Gotchev and Luis Recoder-N{\'{u}}{\~{n}}ez)

Topology and Its Applications 155 (2008), 2188–2195.

[For a .pdf file of the published paper, click here]

132. On the supremum of the pseudocompact group topologies.

(Co-author: Jan van Mill)

Topology and Its Applications 155 (2008), 213–224.

[For a .pdf file of the published paper, click here]

133. On the continuity of factorizations.

(Co-authors: I. S. Gotchev and L. Recoder-N{\'{u}}{\~{n}}ez)

Applied General Topology 9 (2008), 263–280.

[For a .pdf file of the published paper, click here]

134. Functional dependence on small sets of indices.

(Co-author: Ivan Gotchev)

Sci. Math. Japonicae 69 (2009), 363–377.

[For a .pdf file of the published paper, click here]

135. Tychonoff expansions with prescribed resolvability properties.

(Co-author: Wanjun Hu)

Topology and Its Applications 157 (2010), 839–856.

[For a .pdf file of the published paper, click here]

136. Continuous mappings on subspaces of products with the $\kappa$-box topology.

(Co-author: Ivan S. Gotchev)

Topology and Its Applications 156 (2009), 2600–2608.

137. Are $\ZZ^{\#}$ and $(\ZZ\times\ZZ)^{\#}$ homeomorphic?

Contribution to the Report, co-edited by Vitaly Bergelson and Bruce

Rothschild, of the “Problems Session” at the 2008 Conference honoring

Neil Hindman and his work.]

138. Locally precompact groups: (Local) precompactness and connectedness.

(Co-author: G\'{a}bor Luk\'{a}cs)

J. Lie Theory 20 (2010), 347–374.

139. Cardinal invariants for $\kappa$-box products: weight, density character and Souslin number.

(Co-author: Ivan Gotchev)

Manuscript submitted for publication.

[arXiv:1311.2330[mathGN]]

[For a .pdf file of the paper (pre-publication version), click here]

140. Remembering Mel Henriksen and (some of) his theorems.

Topology and Its Applications 158 (2011), 1742–1748.

[For a .pdf file of the published paper, click here]

141. Exactly $n$-resolvable topological expansions.

(Co-author: Wanjun Hu)

Topology and Its Applications 159 (2012), 3319–3326.

142. Continuous extensions of functions defined on subsets of products.

(Co-author: Ivan Gothev)

Topology and Its Applications 159 (2012), 2331–2337.

143. Range-preserving $AE({\mathbf 0})^{rp}$-spaces.

(Co-author: Anthony W. Hager)

General Topology 14 (2013), 33–40.

[For a .pdf file of the printed paper, click here]

144. Extremal pseudocompact abelian groups: A unified treatment.

(Co-author: Jan van Mill)

Commentationes Math. Univ. Carolinae 54 (2) (2013), 197–217.

[For a .pdf file of the printed paper, click here]

145. Continuous extensions of functions defined on subsets of products with

the $\kappa$-box product.

(C0-authors: Ivan D. Gotchev and Douglas Rivers)

Topology Proceedings 42 (2013), 209–219.

[For a .pdf file of the printed paper, click here]

146. The density nucleus of a topological group.

(C0 -author: Dikran Dikranjan)

Topology Proceedings 44 (2014), 325–356.

[For a .pdf file of the printed paper, click here]

**Books**

1. The Theory of Ultrafilters.

(Co-author: S. Negrepontis)

Grundlehren der math. Wissenschaften Band 211,

Springer-Verlag, Berlin-Heidelberg, 1974.

2. Continuous Pseudometrics.

(Co-author: S. Negrepontis)

Lecture Notes in Pure and Applied Mathematics Series No. 14, Marcel Dekker, Inc., New York, 1975.

3. Chain Conditions in Topology.

(Co-author: S. Negrepontis)

Cambridge Tracts in Mathematics no. 79.

Cambridge University Press, Cambridge, England, 1982.

**Selected Reviews**

1. Review of: Some applications of ultrafilters to topology, by John Ginsburg andVictor Saks.

Mathematical Reviews 52 (1976), 227–228. [Review 52#1633].

2. Review of: The Stone-\v{C}ech compactification, by Russell C. Walker.

Mathematical Reviews 52 (1975), 221–222. [Revew 52#1595].

3. Review of: Hewitt-Nachbin Spaces, by Maurice D. Weir.

Bull. Amer. Math. Soc. 82 (1976), 857–863.

4. Review of: The Strructure of Compact Groups, by Karl H. Hofmann and Sydney A. Morris.

Zentralblatt f\”ur Mathematik 919 (1999), 144–146. [Review #919.22001].

**Other Publications**

1. A report on the 1966 International Congress of Mathematicians.

(Co-authors: Seymour Sherman and J. R. Isbell)

Amer. Math. Monthly 73 (1966), 1038-1039.

2. Letter to the Editor. Notices Amer. Math. Soc. 19:4 (1972), p. 207

3. Commentaries on selected works of S. Kakutani.

In: Shizuo Kakutani: Selected Papers, vol.~I, edited by Robert R. Kallman,

pp. 393-395 and pp. 403-405. Birkhauser. Boston-Basel-Stuttgart. 1986.

4. An interview with Arthur Stone.

world-wide web. http://www.unipissing.ca/topology/t/o/p/c/16.htm. 1996.

5. An interview by Neil Hindman. world-wide web.

http://www.unipissing.ca/topology/t/o/p/c/16.htm. 1997.

6. Edwin Hewitt as topologist: An appreciation.

world-wide web. http://at.yorku.ca/t/o/p/d/08.htm. 2001.

7. Letter to the Editor.

(Co-author: Philipp Rothmaler)

Science 291 (2001), p.~1702.

8. Topological combinatorics: a peaceful pursuit.

In: Recent Progress in General Topology II,

edited by Miroslav Hu\v{s}ek and Jan van Mill, pp. 549-552.

Elsevier Science B.~V., Amsterdam. 2003.

9. Some cardinality questions concerning countably compact spaces

[Dedicated to the memory of Zoltan Balogh].

In: Zoltan T. Balogh Memorial Topology Conference, pp.~17–19.

Miami University (Oxford, Ohio), 2002.

10. Honoring Neil Hindman [On the occasion of his receipt of the 2003

International prize from the Japanese Association of Mathematical Sciences].

Scientiae Math. Japonicae 62 (2005), 317–320.