Conference Program
Programs are available in PDF format too: click on either the Group Theory program or the Ring Theory program.Click to jump directly to:
- Friday morning sessions
- Friday afternoon sessions
- Saturday morning sessions
- Saturday afternoon sessions
- Sunday morning sessions
- Sunday afternoon sessions
Friday, May 25, 2012; Morning Sessions
| RING THEORY SESSION I | |
| (Cockins Hall -CH- 240) | |
| 9:00-9:20 AM | Yiqiang ZHOU (Memorial University of Newfoundland) |
| Rings of small clean index | |
| 9:25-9:45 AM | Ayse Cigdem OZCAN (Hacettepe University) |
| A class of *-clean rings | |
| 9:50-10:10 AM | Victor CAMILLO (University of Iowa) |
| Counting cleanliness | |
| 10:15-10:35 AM | Janez ŠTER (Institute of Mathematics, Physics and Mechanics, Ljubljana) |
| The Morita invariance problem for clean rings | |
| 10:40-11:00 AM | Pramod KANWAR (Ohio University - Zanesville) |
| Idempotents and clean elements in polynomial rings | |
| 11:05-11:25 AM | Jianlong CHEN (Southeast University) |
| A class of strongly clean rings | |
| 11:30-11:50 AM | Pedro Antonio GUIL ASENSIO (University of Murcia) |
| The ideal of phantom maps and purity | |
| 11:55-12:15 AM | Nik STOPAR (University of Ljubljana) |
Preserving zeros of 
and 
|
|
| RING THEORY SESSION II | |
| (Cockins Hall -CH- 218) | |
| 9:00-9:20 AM | Nicholas J. PILEWSKI (Ohio University) |
| When Leavitt path algebras have bases consisting entirely of units- Preliminary report | |
| 9:25-9:45 AM | Ekaterina Igorevna KOMPANTSEVA (Moscow State Pedagogical University) |
| Rings whose every ideal is absolute | |
| 9:50-10:10 AM | Hamed ALSULAMI (King Abdulaziz University) |
| Leavitt path algebras of finite Gelfand-Kirillov dimension | |
| 10:15-10:35 AM | Zachary MESYAN (University of Colorado, Colorado Springs) |
| Commutator rings and Leavitt path algebras | |
| 10:40-11:00 AM | Mercedes SILES MOLINA (Universidad de Malaga) |
| Primitive idempotents in Leavitt path algebras | |
| 11:05-11:25 AM | Mamadou BARRY (Cheikh Anta Diop University Dakar) |
| On commutative weakly FC-rings | |
| 11:30-11:50 AM | Burcu UNGOR (Ankara University) |
On a class of 
-supplemented modules |
|
| 11:55-12:15 AM | Mustafa ALKAN (Akdeniz University) |
| On a generalization of extending modules by torsion theory | |
| 12:20-2:00 | BREAK |
Friday, May 25, 2012; Afternoon Sessions
| GROUP THEORY SESSION | |
| (Caldwell Lab -CL- 277) | |
| 12:30-12:40 PM | WELCOME |
| 12:40-1:00 PM | Ronald Mark SOLOMON (The Ohio State University) |
| A new ``ZJ''-Theorem | |
| 1:10-1:30 PM | Andrew WOLDAR (Villanova University) |
| All simple groups are characterized by their non-commuting graphs | |
| 1:40-2:00 PM | Luise-Charlotte KAPPE (Binghamton University) |
| On generalized 2-Baer groups | |
| 2:10-2:30 PM | Mara D. NEUSEL (Texas Tech University) |
| On a family of groups described by Nakajima and a counterexample by Stong | |
| 2:40-3:00 PM | Eric Allen SWARTZ (Binghamton University) |
| Locally s-arc transitive graphs arising from the product action | |
| 3:00-3:30 PM | BREAK |
| 3:30-3:50 PM | You HONG (Suzhou University) |
| Localization, subnormal structure of classical groups | |
| 4:00-4:20 PM | Elizabeth WILCOX (Colgate University) |
| Computing the Chermak-Delgado lattice of wreath products | |
| 4:30-4:50 PM | William Joseph DEMEO (University of Hawaii) |
| Interval enforceable properties of finite groups | |
| 5:00-5:20 PM | Joseph Phillip BRENNAN (University of Florida) |
| Classifying Conlon groups | |
| RING THEORY SESSION I | |
| (Cockins Hall -CH- 240) | |
| 2:00-2:20 PM | Dolors HERBERA (Universitat Autonoma de Barcelona) |
| Idempotent matrices, sequences of ideals and countably generated projective modules | |
| 2:25-2:45 PM | Qiongling LIU (Southeast University) |
| C.P. modules and their applications | |
| 2:50-3:10 PM | Bruce REZNICK (University of Illinois) |
| Klein's idea and identities for powers of polynomials | |
| 3:15-3:35 PM | Adel ALAHMADI (King Abdulaziz University) |
| Almost injectivity | |
| 3:40-4:00 PM | Cosmin ROMAN (The Ohio State University, Lima) |
| Endo-Rickart modules | |
| 4:05-4:25 PM | Gangyong LEE (The Ohio State University) |
| Modules whose endomorphism rings are von Neumann regular | |
| RING THEORY SESSION II | |
| (Cockins Hall -CH- 218) | |
| 2:00-2:20 PM | Mikhail CHEBOTAR (Kent State University) |
| On additive commutators in associative rings | |
| 2:25-2:45 PM | Nguyen Viet DUNG (Ohio University, Zanesville) |
| Indecomposable modules over pure semisimple hereditary rings | |
| 2:50-3:10 PM | Pinar AYDOGDU (Hacettepe University) |
| Rings whose simple modules have maximal or minimal injectivity domains | |
| 3:15-3:35 PM | Christopher HOLSTON (Ohio University) |
| Rings whose modules have maximal or minimal projectivity domain | |
| 3:40-4:00 PM | Yuanlin LI (Brock University) |
| Zero-divisor graphs of group rings | |
| 4:05-4:25 PM | K.T. ARASU (Wright State University) |
| Group developed weighing matrices | |
| 4:30-4:50 PM | Pradeep BANSAL (Indian Institute Of Technology Guwahati) |
| Partially balanced incomplete block designs with two associate classes via additive groups of a finite field | |
| RING THEORY PLENARY TALK | |
| (University Hall -UH- 014) | |
| 5:05-5:45 PM | George Mark BERGMAN (University of California, Berkeley) |
| Thoughts on Eggert's conjecture | |
| 6:00-9:00 PM | BANQUET (6:00-6:30 cash bar; 6:30-9:00 dinner) |
| OSU FACULTY CLUB |
Saturday, May 26, 2012; Morning Sessions
| GROUP THEORY, EARLY MORNING SESSION | |
| (Cockins Hall -CH- 240) | |
| 8:30-8:50 AM | Alexandre TURULL (University of Florida) |
| Endoisomorphisms and correspondences of characters | |
| 9:00-9:20 AM | Mark L. LEWIS (Kent State University) |
| Counting characters in blocks of solvable groups with abelian defect group | |
| 9:30-9:50 AM | Jeffrey Mark RIEDL (University of Akron) |
Multiplicities of faithful irreducible character degrees of
subgroups of wreath product 
-groups |
|
| 10:00-10:20 AM | Peter PLAUMANN (Universität Erlangen-Nürnberg) |
| Projective limits of finite permutation groups | |
| 10:30-10:50 AM | BREAK |
| GROUP THEORY, LATE MORNING SESSION I | |
| (Cockins Hall -CH- 240) | |
| 10:50-11:10 AM | Yong YANG (University of Wisconsin-Parkside) |
| Blocks of small defect | |
| 11:20-11:40 AM | Lee Stephen RANEY (University of Florida) |
| Basic algebras of blocks of finite groups | |
| 11:50-12:10 AM | Mike HAMPTON (Binghamton University) |
| A note on the representation theory of MV-algebras | |
| GROUP THEORY, LATE MORNING SESSION II | |
| (Cockins Hall -CH- 218) | |
| 10:50-11:10 AM | Jan MINAC (Western University) |
| Whales and minnows and Galois groups | |
| 11:20-11:40 AM | Daniela Nikolova POPOVA (Florida Atlantic University) |
| On the covering number of small symmetric groups | |
| 11:50-12:10 AM | Charles Shannon HOLMES (Miami University) |
| Jacobi sum matrices | |
| 12:20-2:15 PM | BREAK (GROUP PHOTOGRAPH) |
| RING THEORY PLENARY TALK | |
| (Math Annex -EA- 160) | |
| 9:00-9:40 AM | Alberto FACCHINI (University of Padova) |
| On some noteworthy pairs of ideals in Mod-R | |
| RING THEORY SESSION I | |
| (Math Annex -EA- 160) | |
| 9:50-10:10 AM | Lia VAS (University of the Sciences) |
| Three ways in which T. Y. Lam impacted my life | |
| 10:20-10:40 AM | Gary F. BIRKENMEIER (University of Louisiana at Lafayette) |
| Invariance and the extending condition | |
| 10:50-11:10 AM | Alexander J. DIESL (Wellesley College) |
| Stability of zero-divisor properties under formation of the classical rings of quotients | |
| 11:20-11:40 AM | Mohamed F. YOUSIF (The Ohio State University at Lima) |
| D3-modules and D3-covers | |
| 11:50-12:10 AM | Tai Keun KWAK (Daejin University) |
| A concept unifying semiprimeness and reversibility of rings | |
| 12:20-12:40 PM | Sudesh Kaur KHANDUJA (Indian Institute of Science |
| Education and Research) | |
| On Dedekind criterion and simple extensions of valuation rings | |
| RING THEORY SESSION II | |
| (Math Annex -EA- 170) | |
| 9:50-10:10 AM | Hatice MUTLU (Izmir Institute of Technology) |
| On pseudo semisimple rings | |
| 10:20-10:40 AM | Kenneth PRICE (University of Wisconsin Oshkosh) |
| Good gradings of generalized incidence rings | |
| 10:50-11:10 AM | Yousef ALKHAMEES (King Saud University) |
| The enumeration of finite and artinian chain rings | |
| 11:20-11:40 AM | Pace P. NIELSEN (Brigham Young University) |
| The bounded nilradical | |
| 11:50-12:10 AM | Murtaza Ali QUADRI (Aligarh Muslim University) |
| On triple derivations in rings | |
| 12:20-12:40 PM | Jason Dale GADDIS (University of Wisconsin - Milwaukee) |
| Essentially regular algebras | |
| 12:50-2:00 | BREAK |
Saturday, May 26, 2012; Afternoon Sessions
| GROUP THEORY, EARLY AFTERNOON SESSION | |
| (Cockins Hall -CH- 240) | |
| 2:20-2:40 PM | Roger ALPERIN (San Jose State University) |
| Integral sets in finite groups | |
| 2:50-3:10 PM | Martha Lee Hollis KILPACK (Binghamton University) |
| The algebraic lattice of algebraic closure operators | |
| 3:20-3:40 PM | Anni NEUMANN (University of Tübingen) |
Nilpotent subgroups of class 
of maximal
order |
|
| 3:50-4:10 PM | Michael WARD (Western Oregon University) |
| Cayley-Sudoku tables, loops, quasigroups, and more questions from undergraduate research | |
| 4:20-4:30 PM | BREAK |
| GROUP THEORY, LATE AFTERNOON SESSION I | |
| (Cockins Hall -CH- 240) | |
| 4:30-4:50 PM | Eirini POIMENIDOU (New College of Florida) |
| Cellular automata over non-abelian group alphabets | |
| 5:00-5:20 PM | Kenneth W. JOHNSON (Penn State Abington) |
| Group matrices and their applications | |
| 5:30-5:50 PM | Baojun LI (Chengdu University of Information Technology) |
On 
-property and
-normality of subgroups of finite
groups |
|
| GROUP THEORY, LATE MORNING SESSION II | |
| (Cockins Hall -CH- 218) | |
| 4:30-4:50 PM | Fernando GUZMAN (Binghamton University) |
| A duality for the algebra of conditional logic | |
| 5:00-5:20 PM | Lakhdar HAMMOUDI (Ohio University) |
| A Construction of non-residually finite groups of intermediate growth | |
| 5:30-5:50 PM | Delaram KAHROBAEI (CUNY Graduate Center & NYCCT) |
| Secret sharing scheme using group presentations and word problem | |
| RING THEORY PLENARY TALK | |
| (Math Annex -EA- 160) | |
| 2:00-2:40 PM | Kenneth GOODEARL (University of California, Santa Barbara) |
| Quantum matrices | |
| RING THEORY PLENARY TALK | |
| (Math Annex -EA- 160) | |
| 2:50-3:30 PM | Birge HUISGEN-ZIMMERMANN (University of California, Santa Barbara) |
| Jumps in the finitistic dimensions of finite dimensional algebras | |
| RING THEORY SESSION I | |
| (Math Annex -EA- 160) | |
| 4:00-4:20 PM | Markus SCHMIDMEIER (Florida Atlantic University) |
| Operations on arc diagrams and degenerations for invariant subspaces of linear operators | |
| 4:30-4:50 PM | Dinesh KHURANA (Panjab University) |
| Rings of idempotent stable range one | |
| 5:00-5:20 PM | Manuel Lionel REYES (Bowdoin College) |
| Obstructing extensions of the functor Spec to noncommutative rings | |
| 5:30-5:50 PM | Rekha RANI (N. R. E. C. College) |
| Structure of certain conditioned rings and near rings | |
| RING THEORY SESSION II | |
| (Math Annex -EA- 170) | |
| 4:00-4:20 PM | Jan TRLIFAJ (Univerzita Karlova) |
| Flat Mittag-Leffler modules | |
| 4:30-4:50 PM | Sergio ESTRADA (Universidad de Murcia) |
| Descent of restricted flat Mittag-Leffler modules | |
| 5:00-5:20 PM | Philipp ROTHMALER (Graduate Center of CUNY) |
| Mittag-Leffler modules | |
| 5:30-5:50 PM | Radoslav DIMITRIC (CUNY) |
| Some corollaries of Dimitric’s general characterization of slender objects | |
| 6:00-9:00 PM | RECEPTION, PRESENTATION OF THE ZASSENHAUS PORTRAIT PHOTO |
Mathematics Tower -MW-
floor Lounge |
|
Sunday, May 27, 2012; Morning Sessions
| GROUP THEORY SESSION | |
| (Cockins Hall -CH- 240) | |
| 8:30-8:50 AM | David Peter BIDDLE (Binghamton University) |
| Automorphism groups of homogeneous groups | |
| 9:00-9:20 AM | Tuval FOGUEL (Western Carolina University) |
| Loops that are partitioned by groups | |
| 9:30-9:50 AM | Michael C. SLATTERY (Marquette University) |
| Moufang loops of order 243 | |
| 10:00-10:20 AM | James COSSEY (University of Akron) |
| Diameters of Brauer graphs in solvable groups | |
| 10:30-10:40 AM | BREAK |
| 10:40-11:00 AM | Arturo MAGIDIN (University of Louisiana at Lafayette) |
| Nonabelian tensor squares of nilpotent products of cyclic groups | |
| 11:10-11:30 AM | Arnold D. FELDMAN (Franklin & Marshall College) |
| Generalizing t-groups | |
| 11:40-12:00 AM | Maurizio MERIANO (Universitá di Salerno) |
| On bigenetic properties in groups | |
| 12:10-12:30 PM | Ben BREWSTER (Binghamton University) |
| Subgroups satisfying the Frattini Argument | |
| 12:40-12:40 PM | CLOSING REMARKS |
| RING THEORY PLENARY TALK | |
| (Math Annex -EA- 160) | |
| 9:00-9:40 AM | T.Y. LAM (University of California, Berkeley) |
| Commutators and generalized commutators in matrix rings | |
| RING THEORY SESSION I | |
| (Math Annex -EA- 160) | |
| 9:50-10:10 AM | Ashish K. SRIVASTAVA (St. Louis University) |
| Dual automorphism-invariant modules | |
| 10:20-10:40 AM | Jose Eduardo SIMENTAL (Ohio University) |
| Studying rings in terms of the extent of injectivity and projectivity of their modules | |
| 10:50-11:10 AM | Matthew (Jake) LENNON (University of Louisiana Lafayette) |
| Intrinsic extenstions of rings | |
| 11:20-11:40 AM | Pham THUY (Moscow State Pedagogical University) |
| Rings, whose every ideals are absolute | |
| 11:50-12:10 AM | Sultan Eylem TOKSOY (Izmir Institute of Technology) |
| On dual Baer modules | |
| 12:20-12:40 PM | Nanqing DING (Nanjing University) |
| Some results on torsionfree modules | |
| RING THEORY SESSION II | |
| (Math Annex -EA- 170) | |
| 9:50-10:10 AM | Lixin MAO (Nanjing Institute of Technology) |
| Several orthogonal classes of flat and FP-injective functors | |
| 10:20-10:40 AM | Xiaoxiang ZHANG (Southeast University) |
| On the existence of nonzero injective covers and projective envelopes of modules | |
| 10:50-11:10 AM | Hai Q. DINH (Kent State University) |
| On the structure of repeated-root constacyclic codes of prime power length over a class of finite chain rings | |
| 11:20-11:40 AM | Nuh AYDIN (Kenyon College) |
| Recent results in skew cyclic codes | |
| 11:50-12:10 AM | Hakan OZADAM (Ohio University) |
| Polycyclic codes over Galois rings | |
| 12:20-12:40 PM | William CHIN (DePaul University) |
| Galois coverings of coalgebras | |
| 12:50-2:00 | BREAK |
Sunday, May 27, 2012; Afternoon Sessions
| RING THEORY PLENARY TALK | |
| (Math Annex -EA- 160) | |
| 2:00-2:40 PM | André Gérard LEROY (Université d'Artois) |
| Factorizations in Ore extensions | |
| RING THEORY PLENARY TALK | |
| (Math Annex -EA- 160) | |
| 2:50-3:30 PM | William Keith NICHOLSON (University of Calgary) |
| On a theorem of Camillo and Yu | |
| 3:40-4:00 PM | BREAK (GROUP PHOTOGRAPH) |
| RING THEORY SESSION I | |
| (Math Annex -EA- 160) | |
| 4:00-4:20 PM | Victor BOVDI (University of Debrecen) |
| On elements in algebras having finite number of conjugates | |
| 4:30-4:50 PM | Martin JURAS (Qata University) |
| Hausdorff topology on infinite nilpotent rings | |
| 5:00-5:20 PM | |
| RING THEORY SESSION II | |
| (Math Annex -EA- 170) | |
| 4:00-4:20 PM | Joseph Lawrence MASTROMATTEO (Ohio University) |
| An alternative perspective on projectivity of modules - preliminary report | |
| 4:30-4:50 PM | Michal ZIEMBOWSKI (Warsaw University of Technology) |
| Some results on McCoy and Armendariz rings | |
| 5:25-5:35 | CLOSING REMARKS |
| (Math Annex -EA- 160) |