All Stories

  1. Isaacs’ generalization of Taketa’s theorem

    Article • Ricerche di Matematica, June 2026, Springer Science + Business Media

    Dr. Mark L Lewis

  2. KERNELS OF BRAUER CHARACTERS AND ISAACS’ PARTIAL CHARACTERS

    Article • Bulletin of the Australian Mathematical Society, March 2026, Cambridge University Press

    Dr. Mark L Lewis

  3. Covering by Centralizers

    Article • Monatshefte für Mathematik, February 2026, Springer Science + Business Media

    Dr. Mark L Lewis

  4. Group cosets with all elements of equal order

    Article • Journal of Algebra, February 2026, Elsevier

    Dr. Mark L Lewis

  5. Semi-extraspecial p-groups with automorphisms of large order

    Article • Comptes Rendus Mathématique, July 2025, Cellule MathDoc/CEDRAM

    Dr. Mark L Lewis

  6. $M_{p}$ -GROUPS AND BRAUER CHARACTER DEGREES

    Article • Bulletin of the Australian Mathematical Society, May 2025, Cambridge University Press

    Dr. Mark L Lewis

  7. On groups that can be covered by conjugates of finitely many cyclic or procyclic subgroups

    Article • Mathematische Annalen, March 2025, Springer Science + Business Media

    Dr. Mark L Lewis

  8. ON NEIGHBOURHOODS IN THE ENHANCED POWER GRAPH ASSOCIATED WITH A FINITE GROUP

    Article • Bulletin of the Australian Mathematical Society, December 2024, Cambridge University Press

    Dr. Mark L Lewis

  9. Some results on variations on the norm of finite groups

    Article • Archiv der Mathematik, November 2024, Springer Science + Business Media

    Dr. Mark L Lewis

  10. FINITE GROUPS WHOSE CHARACTER CODEGREES ARE CONSECUTIVE INTEGERS

    Article • Bulletin of the Australian Mathematical Society, October 2024, Cambridge University Press

    Dr. Mark L Lewis

  11. Corrigendum to “A Frobenius group analog for Camina triples” [J. Algebra 568 (2021) 160–180]

    Article • Journal of Algebra, July 2024, Elsevier

    Dr. Mark L Lewis

  12. Finite solvable tidy groups whose orders are divisible by two primes

    Article • São Paulo Journal of Mathematical Sciences, June 2024, Springer Science + Business Media

    Dr. Mark L Lewis

  13. Characterizing finite groups whose enhanced power graphs have universal vertices

    Article • April 2024, Institute of Mathematics, Czech Academy of Sciences

    Dr. Mark L Lewis

  14. The commuting graph of a solvable

    Article • Journal of Group Theory, February 2024, De Gruyter

    Dr. Mark L Lewis

  15. FINITE SOLVABLE TIDY GROUPS ARE DETERMINED BY HALL SUBGROUPS WITH TWO PRIMES

    Article • Bulletin of the Australian Mathematical Society, July 2023, Cambridge University Press

    Dr. Mark L Lewis

  16. p-GROUPS WITH CYCLIC OR GENERALISED QUATERNION HUGHES SUBGROUPS: CLASSIFYING TIDY p-GROUPS

    Article • Bulletin of the Australian Mathematical Society, April 2023, Cambridge University Press

    Dr. Mark L Lewis

  17. Group Elements Whose Character Values are Roots of Unity

    Article • Vietnam Journal of Mathematics, March 2023, Springer Science + Business Media

    Dr. Mark L Lewis

  18. Conjugacy classes of maximal cyclic subgroups

    Article • Journal of Group Theory, February 2023, De Gruyter

    Dr. Mark L Lewis

  19. Conjugacy classes of maximal cyclic subgroups of metacyclic

    Article • Journal of Group Theory, October 2022, De Gruyter

    Dr. Mark L Lewis

  20. Groups Having all Elements off a Normal Subgroup with Prime Power Order

    Article • Vietnam Journal of Mathematics, October 2022, Springer Science + Business Media

    Dr. Mark L Lewis

  21. Toward a classification of the supercharacter theories of Cp × Cp

    Article • Proceedings of the Edinburgh Mathematical Society, October 2022, Cambridge University Press

    Dr. Mark L Lewis

  22. CONJUGACY CLASSES OF MAXIMAL CYCLIC SUBGROUPS AND NILPOTENCE CLASS OF -GROUPS

    Article • Bulletin of the Australian Mathematical Society, March 2022, Cambridge University Press

    Dr. Mark L Lewis

  23. The Rationality of Sylow 2-Subgroups of Solvable $$\mathbb {Q}_{1}$$-Groups

    Article • Bulletin of the Iranian Mathematical Society, February 2022, Springer Science + Business Media

    Dr. Mark L Lewis

  24. Partial GVZ-groups

    Article • Journal of Algebra, September 2021, Elsevier

    Dr. Mark L Lewis

  25. EXTENDING RESULTS OF MORGAN AND PARKER ABOUT COMMUTING GRAPHS

    Article • Bulletin of the Australian Mathematical Society, May 2021, Cambridge University Press

    Dr. Mark L Lewis

  26. GVZ-groups, Flat groups, and CM-Groups

    Article • Comptes Rendus Mathématique, April 2021, Cellule MathDoc/CEDRAM

    Dr. Mark L Lewis

  27. The cyclic graph (deleted enhanced power graph) of a direct product

    Article • Involve a Journal of Mathematics, March 2021, Mathematical Sciences Publishers

    Dr. Mark L Lewis

  28. A Frobenius group analog for Camina triples

    Article • Journal of Algebra, February 2021, Elsevier

    Dr. Mark L Lewis

  29. THE CYCLIC GRAPH OF A Z-GROUP

    Article • Bulletin of the Australian Mathematical Society, December 2020, Cambridge University Press

    Dr. Mark L Lewis

  30. On solvable groups with one vanishing class size

    Article • Proceedings of the Royal Society of Edinburgh Section A Mathematics, September 2020, Cambridge University Press

    Dr. Mark L Lewis

  31. A characterization of Nested Groups in terms of conjugacy classes

    Article • Comptes Rendus Mathématique, March 2020, Cellule MathDoc/CEDRAM

    Dr. Mark L Lewis

  32. Solvable groups whose character degree graphs generalize squares

    Article • Journal of Group Theory, March 2020, De Gruyter

    Dr. Mark L Lewis

  33. DEGREES OF BRAUER CHARACTERS AND NORMAL SYLOW -SUBGROUPS

    Article • Bulletin of the Australian Mathematical Society, January 2020, Cambridge University Press

    Dr. Mark L Lewis

  34. Groups where the centers of the irreducible characters form a chain II

    Article • Monatshefte für Mathematik, January 2020, Springer Science + Business Media

    Dr. Mark L Lewis

  35. Groups with vanishing class size

    Article • Journal of Group Theory, January 2020, De Gruyter

    Dr. Mark L Lewis

  36. Groups where the centers of the irreducible characters form a chain

    Article • Monatshefte für Mathematik, January 2020, Springer Science + Business Media

    Dr. Mark L Lewis

  37. MONOLITHIC BRAUER CHARACTERS

    Article • Bulletin of the Australian Mathematical Society, March 2019, Cambridge University Press

    Dr. Mark L Lewis

  38. Classifying character degree graphs with six vertices

    Article • Beiträge zur Algebra und Geometrie / Contributions to Algebra and Geometry, February 2019, Springer Science + Business Media

    Dr. Mark L Lewis

  39. SQUARES OF DEGREES OF BRAUER CHARACTERS AND MONOMIAL BRAUER CHARACTERS

    Article • Bulletin of the Australian Mathematical Society, January 2019, Cambridge University Press

    Dr. Mark L Lewis

  40. Generalizing Baer’s norm

    Article • Journal of Group Theory, January 2019, De Gruyter

    Dr. Mark L Lewis

  41. Splitting via Noncommutativity

    Article • Taiwanese Journal of Mathematics, October 2018, The Mathematical Society of the Republic of China

    Dr. Mark L Lewis

  42. Groups satisfying the two-prime hypothesis with a composition factor isomorphic to PSL$_2(q)$ for $q\geq7$

    Article • June 2018, Institute of Mathematics, Czech Academy of Sciences

    Dr. Mark L Lewis

  43. Supercharacter theories of semiextraspecial p -groups and Frobenius groups

    Article • Journal of Algebra, June 2018, Elsevier

    Dr. Mark L Lewis

  44. Finite Groups Whose Common-Divisor Graph is Regular

    Article • Proceedings of the Edinburgh Mathematical Society, February 2018, Cambridge University Press

    Dr. Mark L Lewis

  45. Centralizers of Camina p-groups of nilpotence class 3

    Article • Journal of Group Theory, October 2017, De Gruyter

    Dr. Mark L Lewis

  46. ITÔ’S THEOREM AND MONOMIAL BRAUER CHARACTERS II

    Article • Bulletin of the Australian Mathematical Society, October 2017, Cambridge University Press

    Dr. Mark L Lewis

  47. The prime-power hypothesis and solvable groups

    Article • Archiv der Mathematik, August 2017, Springer Science + Business Media

    Dr. Mark L Lewis

  48. ITÔ’S THEOREM AND MONOMIAL BRAUER CHARACTERS

    Article • Bulletin of the Australian Mathematical Society, June 2017, Cambridge University Press

    Dr. Mark L Lewis

  49. Fitting heights of solvable groups with no nontrivial prime power character degrees

    Article • Publicationes Mathematicae Debrecen, April 2017, University of Debrecen/ Debreceni Egyetem

    Dr. Mark L Lewis

  50. Brauer characters of $q’$- degree

    Article • Proceedings of the American Mathematical Society, January 2017, American Mathematical Society (AMS)

    Dr. Mark L Lewis

  51. Blocks of small defect in alternating groups and squares of Brauer character degrees

    Article • Journal of Group Theory, January 2017, De Gruyter

    Dr. Mark L Lewis

  52. LANDAU’S THEOREM, FIELDS OF VALUES FOR CHARACTERS, AND SOLVABLE GROUPS

    Article • Journal of the Australian Mathematical Society, December 2016, Cambridge University Press

    Dr. Mark L Lewis

  53. Nonsolvable Groups with no Prime Dividing Four Character Degrees

    Article • Algebras and Representation Theory, November 2016, Springer Science + Business Media

    Dr. Mark L Lewis

  54. Groups with exactly two supercharacter theories

    Article • Communications in Algebra, October 2016, Taylor & Francis

    Dr. Mark L Lewis

  55. Variations on average character degrees and p-nilpotence

    Article • Israel Journal of Mathematics, September 2016, Springer Science + Business Media

    Dr. Mark L Lewis

  56. Derived length when a product of characters has two nonprincipal irreducible constituents

    Article • Journal of Algebra and Its Applications, August 2016, World Scientific Pub Co Pte Lt

    Dr. Mark L Lewis

  57. The two-prime hypothesis: groups whose nonabelian composition factors are not isomorphic to $${{\mathrm{PSL}}}_2(q)$$ ...

    Article • Monatshefte für Mathematik, July 2016, Springer Science + Business Media

    Dr. Mark L Lewis

  58. Codegrees and nilpotence class of p-groups

    Article • Journal of Group Theory, January 2016, De Gruyter

    Dr. Mark L Lewis

  59. Bounding the diameter of the Brauer graph of a block of a solvable group

    Article • Proceedings of the Edinburgh Mathematical Society, December 2015, Cambridge University Press

    Dr. Mark L Lewis

  60. Simple groups and the two-prime hypothesis

    Article • Monatshefte für Mathematik, November 2015, Springer Science + Business Media

    Dr. Mark L Lewis

  61. Finite Groups with a Given Set of Character Degrees

    Article • Algebras and Representation Theory, November 2015, Springer Science + Business Media

    Dr. Mark L Lewis

  62. A characterization of the prime graphs of solvable groups

    Article • Journal of Algebra, November 2015, Elsevier

    Dr. Mark L Lewis

  63. Finite groups with an irreducible character of large degree

    Article • manuscripta mathematica, October 2015, Springer Science + Business Media

    Dr. Mark L Lewis

  64. p-parts of character degrees

    Article • Journal of the London Mathematical Society, August 2015, Oxford University Press (OUP)

    Dr. Mark L Lewis

  65. Groups with Four Character Degrees and Derived Length Four

    Article • Communications in Algebra, July 2015, Taylor & Francis

    Dr. Mark L Lewis

  66. Common Divisor Character Degree Graphs of Solvable Groups with Four Vertices

    Article • Communications in Algebra, July 2015, Taylor & Francis

    Dr. Mark L Lewis

  67. The Taketa Problem and Character Degree Graphs with Diameter Three

    Article • Algebras and Representation Theory, June 2015, Springer Science + Business Media

    Dr. Mark L Lewis

  68. CAMINA p-groups that are generalized Frobenius complements

    Article • Archiv der Mathematik, April 2015, Springer Science + Business Media

    Dr. Mark L Lewis

  69. The character degree ratio and composition factors of a finite group

    Article • Monatshefte für Mathematik, March 2015, Springer Science + Business Media

    Dr. Mark L Lewis

  70. Erratum on "Classifying Camina groups: A theorem of Dark and Scoppola"

    Article • Rocky Mountain Journal of Mathematics, February 2015, Rocky Mountain Mathematics Consortium

    Dr. Mark L Lewis

  71. Camina pairs that are not p-closed

    Article • Israel Journal of Mathematics, December 2014, Springer Science + Business Media

    Dr. Mark L Lewis

  72. On Graphs Associated with Character Degrees and Conjugacy Class Sizes of Direct Products of Finite Groups

    Article • Canadian Mathematical Bulletin, November 2014, Canadian Mathematical Society

    Dr. Mark L Lewis

  73. On the Existence of Johnson Polynomials for Nilpotent Groups

    Article • Algebras and Representation Theory, August 2014, Springer Science + Business Media

    Dr. Mark L Lewis

  74. p-Parts of character degrees and the index of the Fitting subgroup

    Article • Journal of Algebra, August 2014, Elsevier

    Dr. Mark L Lewis

  75. Groups with exactly one irreducible character of degree divisible byp

    Article • Algebra & Number Theory, May 2014, Mathematical Sciences Publishers

    Dr. Mark L Lewis

  76. Classifying Camina groups: A theorem of Dark and Scoppola

    Article • Rocky Mountain Journal of Mathematics, April 2014, Rocky Mountain Mathematics Consortium

    Dr. Mark L Lewis

  77. BOUNDING THE NUMBER OF IRREDUCIBLE CHARACTER DEGREES OF A FINITE GROUP IN TERMS OF THE LARGEST DEGREE

    Article • Journal of Algebra and Its Applications, March 2014, World Scientific Pub Co Pte Lt

    Dr. Mark L Lewis

  78. Bounding an Index by the Largest Character Degree of ap-Solvable Group

    Article • Communications in Algebra, January 2014, Taylor & Francis

    Dr. Mark L Lewis

  79. Bounding group orders by large character degrees: A question of Snyder

    Article • Journal of Group Theory, January 2014, De Gruyter

    Dr. Mark L Lewis

  80. Groups which do not possess characters of nontrivial prime power degree

    Article • Journal of Group Theory, January 2014, De Gruyter

    Dr. Mark L Lewis

  81. Induction and restriction of characters and Hall subgroups

    Article • Journal of Algebra, June 2013, Elsevier

    Dr. Mark L Lewis

  82. Four-vertex degree graphs of nonsolvable groups

    Article • Journal of Algebra, March 2013, Elsevier

    Dr. Mark L Lewis

  83. Taketa’s theorem for some character degree sets

    Article • Archiv der Mathematik, March 2013, Springer Science + Business Media

    Dr. Mark L Lewis

  84. Lifts and vertex pairs in solvable groups

    Article • Proceedings of the Edinburgh Mathematical Society, January 2012, Cambridge University Press

    Dr. Mark L Lewis

  85. On p-group Camina pairs

    Article • Journal of Group Theory, January 2012, De Gruyter

    Dr. Mark L Lewis

  86. Isomorphism in expanding families of indistinguishable groups

    Article • journal of Groups complexity cryptology, January 2012, De Gruyter

    Dr. Mark L Lewis

  87. Square character degree graphs yield direct products

    Article • Journal of Algebra, January 2012, Elsevier

    Dr. Mark L Lewis

  88. Nonsolvable groups with no prime dividing three character degrees

    Article • Journal of Algebra, June 2011, Elsevier

    Dr. Mark L Lewis

  89. Solvable Groups Satisfying the Two-Prime Hypothesis II

    Article • Algebras and Representation Theory, May 2011, Springer Science + Business Media

    Dr. Mark L Lewis

  90. Nonsolvable Groups All of Whose Character Degrees are Odd-Square-Free

    Article • Communications in Algebra, March 2011, Taylor & Francis

    Dr. Mark L Lewis

  91. The number of lifts of a Brauer character with a normal vertex

    Article • Journal of Algebra, February 2011, Elsevier

    Dr. Mark L Lewis

  92. Inductive pairs and lifts in solvable groups

    Article • Journal of Group Theory, January 2011, De Gruyter

    Dr. Mark L Lewis

  93. LIFTS OF PARTIAL CHARACTERS WITH CYCLIC DEFECT GROUPS

    Article • Journal of the Australian Mathematical Society, October 2010, Cambridge University Press

    Dr. Mark L Lewis

  94. A CONDITION IN FINITE SOLVABLE GROUPS RELATED TO CYCLIC SUBGROUPS

    Article • Bulletin of the Australian Mathematical Society, September 2010, Cambridge University Press

    Dr. Mark L Lewis

  95. Groups where all the irreducible characters are super-monomial

    Article • Proceedings of the American Mathematical Society, January 2010, American Mathematical Society (AMS)

    Dr. Mark L Lewis

  96. Lifts of Partial Characters with Respect to a Chain of Normal Subgroups

    Article • Algebras and Representation Theory, November 2009, Springer Science + Business Media

    Dr. Mark L Lewis

  97. Corrigendum to “Determining group structure from sets of irreducible character degrees” [J. Algebra 206 (1) (1998) 235–260]

    Article • Journal of Algebra, September 2009, Elsevier

    Dr. Mark L Lewis

  98. A GROUP WITH THREE REAL IRREDUCIBLE CHARACTERS: ANSWERING A QUESTION OF MORETÓ AND NAVARRO

    Article • Journal of Algebra and Its Applications, August 2009, World Scientific Pub Co Pte Lt

    Dr. Mark L Lewis

  99. Character tables of groups where all nonlinear irreducible characters vanish off the center

    Article • July 2009, World Scientific Pub Co Pte Lt

    Dr. Mark L Lewis

  100. Counting the Number of Nonlinear Irreducible Characters of a Finite Group

    Article • Communications in Algebra, May 2009, Taylor & Francis

    Dr. Mark L Lewis

  101. Erratum to “The vanishing-off subgroup” [J. Algebra 321 (4) (2009) 1313–1325]

    Article • Journal of Algebra, April 2009, Elsevier

    Dr. Mark L Lewis

  102. Nuclei and Lifts of π-Partial Characters

    Article • Algebra Colloquium, March 2009, World Scientific Pub Co Pte Lt

    Dr. Mark L Lewis

  103. The vanishing-off subgroup

    Article • Journal of Algebra, February 2009, Elsevier

    Dr. Mark L Lewis

  104. Brauer pairs of Camina p-groups of nilpotence class 2

    Article • Archiv der Mathematik, February 2009, Springer Science + Business Media

    Dr. Mark L Lewis

  105. Generalizing Camina groups and their character tables

    Article • Journal of Group Theory, January 2009, De Gruyter

    Dr. Mark L Lewis

  106. Character degree graphs of automorphism groups of characteristically simple groups

    Article • Journal of Group Theory, January 2009, De Gruyter

    Dr. Mark L Lewis

  107. Subnormal Inductive Sources and π-Partial Characters

    Article • Algebra Colloquium, September 2008, World Scientific Pub Co Pte Lt

    Dr. Mark L Lewis

  108. An Overview of Graphs Associated with Character Degrees And Conjugacy Class Sizes in Finite Groups

    Article • Rocky Mountain Journal of Mathematics, February 2008, Rocky Mountain Mathematics Consortium

    Dr. Mark L Lewis

  109. Fong characters and chains of normal subgroups

    Article • Archiv der Mathematik, August 2007, Springer Science + Business Media

    Dr. Mark L Lewis

  110. GENERALIZING A THEOREM OF HUPPERT AND MANZ

    Article • Journal of Algebra and Its Applications, August 2007, World Scientific Pub Co Pte Lt

    Dr. Mark L Lewis

  111. Diameters of degree graphs of nonsolvable groups, II

    Article • Journal of Algebra, June 2007, Elsevier

    Dr. Mark L Lewis

  112. Nonsolvable Groups Satisfying the One-prime Hypothesis

    Article • Algebras and Representation Theory, April 2007, Springer Science + Business Media

    Dr. Mark L Lewis

  113. Character degree graphs that are complete graphs

    Article • Proceedings of the American Mathematical Society, March 2007, American Mathematical Society (AMS)

    Dr. Mark L Lewis

  114. Induction and Restriction of Lifts of π-Partial Characters

    Article • Algebra Colloquium, December 2006, World Scientific Pub Co Pte Lt

    Dr. Mark L Lewis

  115. Transitive permutation groups in which all derangements are involutions

    Article • Journal of Pure and Applied Algebra, November 2006, Elsevier

    Dr. Mark L Lewis

  116. M-GROUPS OF ORDER paqb: A THEOREM OF LOUKAKI

    Article • Journal of Algebra and Its Applications, August 2006, World Scientific Pub Co Pte Lt

    Dr. Mark L Lewis

  117. OBTAINING NUCLEI FROM CHAINS OF NORMAL SUBGROUPS

    Article • Journal of Algebra and Its Applications, April 2006, World Scientific Pub Co Pte Lt

    Dr. Mark L Lewis

  118. Character Degree Graphs of Solvable Groups of Fitting Height $2$

    Article • Canadian Mathematical Bulletin, March 2006, Canadian Mathematical Society

    Dr. Mark L Lewis

  119. The Number of Irreducible Character Degrees of Solvable Groups Satisfying the One-Prime Hypothesis

    Article • Algebras and Representation Theory, October 2005, Springer Science + Business Media

    Dr. Mark L Lewis

  120. Disconnectedness and Diameters of Degree Graphs Associated with Normal Subgroups

    Article • Communications in Algebra, September 2005, Taylor & Francis

    Dr. Mark L Lewis

  121. Corrigendum to “Connectedness of degree graphs of nonsolvable groups” [J. Algebra 266 (2003) 51–76]

    Article • Journal of Algebra, August 2005, Elsevier

    Dr. Mark L Lewis

  122. Non-divisibility among character degrees

    Article • Journal of Group Theory, January 2005, De Gruyter

    Dr. Mark L Lewis

  123. Diameters of degree graphs of nonsolvable groups

    Article • Journal of Algebra, January 2005, Elsevier

    Dr. Mark L Lewis

  124. Classifying character degree graphs with 5 vertices

    Article • November 2004, De Gruyter

    Dr. Mark L Lewis

  125. Inductive sources and subnormal subgroups

    Article • Archiv der Mathematik, September 2004, Springer Science + Business Media

    Dr. Mark L Lewis

  126. Connectedness of degree graphs of nonsolvable groups

    Article • Journal of Algebra, August 2003, Elsevier

    Dr. Mark L Lewis

  127. A graph associated with the $\pi$-character degrees of a group

    Article • Archiv der Mathematik, June 2003, Springer Science + Business Media

    Dr. Mark L Lewis

  128. SOLVABLE GROUPS WITH CHARACTER DEGREE GRAPHS HAVING 5 VERTICES AND DIAMETER 3

    Article • Communications in Algebra, December 2002, Taylor & Francis

    Dr. Mark L Lewis

  129. A solvable group whose character degree graph has diameter 3

    Article • Proceedings of the American Mathematical Society, March 2002, American Mathematical Society (AMS)

    Dr. Mark L Lewis

  130. Derived Lengths of Solvable Groups Having Five Irreducible Character Degrees II

    Article • Algebras and Representation Theory, January 2002, Springer Science + Business Media

    Dr. Mark L Lewis

  131. Affine Semi-linear Groups with Three Irreducible Character Degrees

    Article • Journal of Algebra, December 2001, Elsevier

    Dr. Mark L Lewis

  132. Bounding Fitting Heights of Character Degree Graphs

    Article • Journal of Algebra, August 2001, Elsevier

    Dr. Mark L Lewis

  133. DERIVED LENGTHS OF SOLVABLE GROUPS SATISFYING THE ONE-PRIME HYPOTHESIS. II

    Article • Communications in Algebra, April 2001, Taylor & Francis

    Dr. Mark L Lewis

  134. Solvable groups whose degree graphs have two connected components

    Article • Journal of Group Theory, January 2001, De Gruyter

    Dr. Mark L Lewis

  135. DERIVED LENGTHS OF SOLVABLE GROUPS SATISFYING THE ONE-PRIME HYPOTHESIS. III

    Article • Communications in Algebra, January 2001, Taylor & Francis

    Dr. Mark L Lewis

  136. Derived Lengths of Solvable Groups Having Five Irreducible Character Degrees I

    Article • Algebras and Representation Theory, January 2001, Springer Science + Business Media

    Dr. Mark L Lewis

  137. Fitting heights and the character degree graph

    Article • Archiv der Mathematik, November 2000, Springer Science + Business Media

    Dr. Mark L Lewis

  138. Invariant characters and coprime actions on finite nilpotent groups

    Article • Archiv der Mathematik, June 2000, Springer Science + Business Media

    Dr. Mark L Lewis

  139. A character theoretic condition characterizing nilpotent groups

    Article • Communications in Algebra, January 1999, Taylor & Francis

    Dr. Mark L Lewis

  140. Squares of characters that are the sum of all irreducible characters

    Article • Illinois Journal of Mathematics, December 1998, Duke University Press

    Dr. Mark L Lewis

  141. Irreducible Character Degree Sets of Solvable Groups

    Article • Journal of Algebra, August 1998, Elsevier

    Dr. Mark L Lewis

  142. Determining Group Structure from Sets of Irreducible Character Degrees

    Article • Journal of Algebra, August 1998, Elsevier

    Dr. Mark L Lewis

  143. Derived lengths of solvable groups satisfying the one-prime hypothesis

    Article • Communications in Algebra, January 1998, Taylor & Francis

    Dr. Mark L Lewis

  144. Derived lengths and character degrees

    Article • Proceedings of the American Mathematical Society, January 1998, American Mathematical Society (AMS)

    Dr. Mark L Lewis

  145. Characters, coprime actions, and operator groups

    Article • Archiv der Mathematik, December 1997, Springer Science + Business Media

    Dr. Mark L Lewis

  146. Character correspondences and nilpotent fully-ramified sections

    Article • Communications in Algebra, January 1997, Taylor & Francis

    Dr. Mark L Lewis

  147. Primitive characters of subgroups of $M$-groups

    Article • Proceedings of the American Mathematical Society, January 1997, American Mathematical Society (AMS)

    Dr. Mark L Lewis

  148. A Family of Groups Containing a Nonabelian Fully Ramified Section

    Article • Journal of Algebra, December 1996, Elsevier

    Dr. Mark L Lewis

  149. Nonabelian fully-ramified sections

    Article • Canadian Journal of Mathematics, October 1996, Canadian Mathematical Society

    Dr. Mark L Lewis

  150. Characters of Maximal Subgroups of M-Groups

    Article • Journal of Algebra, August 1996, Elsevier

    Dr. Mark L Lewis

  151. Solvable Groups Having Almost Relatively Prime Distinct Irreducible Character Degrees

    Article • Journal of Algebra, May 1995, Elsevier

    Dr. Mark L Lewis