Curriculum Vitae
RESEARCH INTERESTS

Associative rings and algebras, noncommutative algebra. Specifically: rings of operators, involutive rings, graded rings, Leavitt path algebras, clean rings, rings of quotients, torsion theories, rings with derivations, Baer *rings, and finite von Neumann algebras.
Mathematics Subject Classification codes. Primary: 16W10, 16W50, 16S90, 16W99, 16N80, 16E60, 16U99, 16D99; Secondary: 16D25, 16K99, 16W25, 46L99, 46L10, 19K99.
EMPLOYMENT
 Professor, University of the Sciences, Philadelphia, June 2012  present.
 Associate Professor, University of the Sciences, Philadelphia, June 2007 – June 2012.
 Assistant Professor, University of the Sciences, Philadelphia, August 2002 – June 2007.
 Research Assistant, University of Maryland, College Park, September 2001  June 2002.
 Teaching Assistant, University of Maryland, College Park, September 1996  June 2001.
 Online Tutor, Smarthinking, Inc., September 2000  May 2002.
 Teaching Assistant, University of Novi Sad, Serbia, September 1993  June 1996.
EDUCATION
 Ph.D. in mathematics, University of Maryland, College Park, May 2002. Advisor: James Schafer.
 B.Sc. in Mathematics, Department of Natural Sciences and Mathematics, University of Novi Sad, Serbia, June 1993.
PUBLICATIONS
 L. Vas, Graded chain conditions and Leavitt path algebras of noexit graphs, Journal of the Australian Mathematical Society, in print.
 R. Hazrat, L. Vas, Ktheory Classification of Graded Ultramatricial Algebras with Involution, submitted for publication.
 R. Hazrat, L. Vas, Baer and Baer *ring characterizations of Leavitt path algebras, Journal of Pure and Applied Algebra, 222 (1) (2018), 39 – 60.
 Z. Mesyan, L. Vas, Traces on Semigroup Rings and Leavitt Path Algebras, Glasgow Mathematical Journal, 58 (2016), 97 – 118.
 L. Vas, Canonical Traces and Directly Finite Leavitt Path Algebras, Algebras and Representation Theory, 18 (3) (2015), 711 – 738.
 G. Aranda Pino, L. Vas, Noetherian Leavitt path algebras and their regular algebras, Mediterranean Journal of Mathematics, 10 (4) (2013), 1633 – 1656.
 E. Akalan, L. Vas, Classes of almost clean rings, Algebras and Representation Theory, 16 (3) (2013), 843 – 857. The 1st most downloaded in April 2012. The 2nd most downloaded in February  April 2012.
 L. Vas, Strongly semihereditary rings and rings with dimension, Algebras and Representation Theory, 15 (6) (2012), 1049 – 1079.
 G. Aranda Pino, K. M. Rangaswamy, L. Vas, *regular Leavitt path algebras of arbitrary graphs, Acta Mathematica Scientia, Series B, English Edition, 28 (5) (2012), 957 – 968.
 L. Vas, *Clean Rings; Some Clean and Almost Clean Baer *rings and von Neumann Algebras, Journal of Algebra, 324 (12) (2010), 3388 – 3400. The 3rd most downloaded article on the ScienceDirect TOP25 Hottest Articles list of the Journal of Algebra in October – December 2010.
 L. Vas, T. P. Enright, Generalization of Cross Product to Higher Dimensions Using Geometric Approach, For the Learning of Mathematics, 30 (2) (2010), 24 – 25.
 L. Vas, C. Papachristou, A note on (α, β)higher derivations and their extensions to modules of quotients, Proceedings of the International Conference on Ring and Module Theory, Ankara, Turkey, August 2008; Ring and Module theory, Trends in Mathematics, Birkhäuser Verlag Basel, Switzerland, (2010), 165 – 174.
 L. Vas, Perfect Symmetric Rings of Quotients, Journal of Algebra and its Applications, 8 (5) (2009), 689 – 711.
 L. Vas, Extending ring derivations to right and symmetric rings and modules of quotients, Communications in Algebra, 37 (3) (2009), 794 – 810.
 L. Vas, Extending higher derivations to rings and modules of quotients, International Journal of Algebra, 2 (15) (2008), 711 – 731.
 L. Vas, Torsion Theories for Algebras of Affiliated Operators of Finite von Neumann Algebras, Rocky Mountain Journal of Mathematics, 37 (6) (2007), 2053 – 2075.
 L. Vas, Semisimplicity and Global Dimension of a Finite von Neumann Algebra, Mathematica Bohemica, 132 (1) (2007), 13 – 26.
 L. Vas, Differentiability of Torsion Theories, Journal of Pure and Applied Algebra, 210 (3) (2007), 847 – 853.
 J. Ding, D. Mundici, D. S. Passman, J. B. Srivastava, L. Vas, Open Problems, Proceedings of The Conference on Algebra and its Applications, Contemporary Mathematics, 419 (2006), 307 – 319.
 L. Vas, A Simplification of Morita's Construction of Total Right Rings of Quotients for a Class of Rings, Journal of Algebra, 304 (2) (2006), 989 – 1003.
 L. Vas, Class of Baer *rings Defined by a Relaxed Set of Axioms, Journal of Algebra, 297 (2) (2006), 470 – 473.
 L. Vas, Dimension and Torsion Theories for a Class of Baer *Rings, Journal of Algebra, 289 (2) (2005), 614 – 639. The 16th most downloaded article on the ScienceDirect TOP25 Hottest Articles list of the Journal of Algebra in April – June 2005.
 L. Vas, Torsion Theories for Finite von Neumann Algebras, Communications in Algebra, 33 (3) (2005), 663 – 688.
 Kovacevic, N. Ralevic, L. Vas, Uvod u Matematicku Analizu (Introduction to Mathematical Analysis), Univ. of Novi Sad, Serbia, 1998.
 D. Masulovic, L. Vas, A software support to exploration of multialgebras and algebras of complexes with small cardinalities, Proc. of the 10th Conf. on Applied Math., Univ. of Novi Sad, Serbia, (1996), 107 – 112.
 L. Vas, R. Madarasz, A note about multialgebras, power algebras and identities, Proc. of the 9th Conf. on Applied Math., Univ. of Novi Sad, Serbia, (1995), 147 – 153.
HONORS
 Honorary academic appointment as a Visiting Professor of Mathematics at the Western Sydney University, Australia, February – March, 2017.
 Recipient of the Lindback Award for Distinguished Teaching, May 2012.
 Recipient of the Faculty Special Recognition Award (an annual award for achievements in Teaching, Research and Service), December 2011.
 Nominations for the Lindback Award for Distinguished Teaching, June 2009, June 2007, June 2006, June 2005.
 Recipient of the W. F. Homiller Award for Teaching Excellence, June 2007.
 Nominations for the W. F. Homiller Award for Teaching Excellence, June 2006, June 2005.
 Nominations for the P. Leahy Award for Learning Innovation, June 2006 (one innovation), June 2005 (two innovations).
 Honorable Mention for Excellence in Teaching, University of Maryland, March 1999.
 Fellowship from the Ministry of Science and Technology, Serbia 1993.
 First prizes for achievement during studies, University of Novi Sad, Serbia, 1991, 1992, and 1993.
 First prize for an undergraduate project in algebra, University of Novi Sad, Serbia, 1991.
 Government fellowship for talented undergraduate students, Serbia, 1991.
GRANTS AND FUNDING
Awarded: Visiting Scientists Fellowship Program grant from The Scientific and Technological Research Council of Turkey. Submission date: December 20, 2010.
 Committee of Andalusia, Council of Innovation, Science and Company incentives for realization of activities of scientific and technical nature at universities and investigation institutions. Submission date: September 10, 2009.
 Grants aimed to researchers. Foreign researchers' short stays at the University of Málaga. Submission date: September 10, 2009.
 Grant from the Ministry of Education of Spain for subsidy of visiting professors and postdoctoral students of mentionable quality who are willing to give a course at a master's level. Targeted institution: University of Málaga. Submission date: November 8, 2009.
 NSFAWM Travel Grants program. Submission Date: May 8, 2008.
 Summer research salary support, University of the Sciences, 2007.
 Summer research salary support, University of the Sciences, 2006.
 Summer research salary support, University of the Sciences, 2005.
 Summer research salary support, University of the Sciences, 2004.
 Summer research salary support, University of the Sciences, 2003.
 NSFAWM Travel Grants program. Submission Date: October 31, 2016.
 U.S. Fulbright Scholar, Core program. Targeted institution: University of Western Sydney, Regional Program: Australia. Submission date: June 25, 2015.
 NSFAWM Travel Grants program. Submission Date: May 1, 2006.
 NSF, unit DMS, program ANTC. Proposal title: Rings of operators, rings of quotients, and clean rings. Submission Date: October 4, 2005. Proposal submitted for consideration as RUI activity.
 NSFAWM Travel Grants program. Submission Date: May 1, 2005.
 NSFAWM Travel Grants program. Submission Date: February 1, 2005.
CONFERENCES AND TALKS
Talks: Invited speaker at the University of Oslo, Oslo, Norway, June 27, 2017.
 Invited speaker at the University of Copenhagen, Copenhagen, Denmark, May 31, 2017.
 Invited speaker at Temple University, Philadelphia, PA, April 17, 2017.
 Invited speaker at the University of Otago, Dunedin, New Zealand, April 7, 2017.
 Invited speaker at New South Wales University, Sydney, Australia, March 7, 2017.
 Invited speaker at the University of Sydney, Sydney, Australia, February 28, 2017.
 Invited speaker at the University of Wollongong, Wollongong, Australia, February 23, 2017.
 Invited speaker at Western Sydney University, Sydney, Australia, February 9, 2017.
 Invited presentation at the AMS Sectional Meeting, Special Session on Noncommutative Ring Theory and Noncommutative Algebra, Bowdoin College, Brunswick, ME, Sept 24 – 25, 2016.
 The 33rd Ohio State  Denison Mathematics Conference, Columbus, OH, May 13 – 15, 2016
 Invited speaker at CIMPA research school on Leavitt Path Algebras and graph C*algebras, Nesin Mathematics Village, Şirince, Turkey, June 29 – July 12, 2015.
 Invited speaker at "Classification of C*algebras, flow equivalence of shift spaces, and graph and Leavitt path algebras", University of Louisiana at Lafayette, Lafayette, LA, May 10 – 15, 2015.
 The 32nd Ohio State – Denison Mathematics Conference, Columbus, OH, May 9 – 11, 2014
 International Conference on Algebra in honor of Patrick Smith and John Clark, Balikesir, Turkey, August 12 – 15, 2013.
 Classical Aspects of Ring Theory and Module Theory, Mathematical Research and Conference Center in Będlewo, Poland, July 14 – 20, 2013.
 Invited presentation at AMS Sectional Meeting, Special Session on Associative Rings and Their Modules, University of Colorado, Boulder, CO, April 13 – 14, 2013.
 The 31st Ohio State – Denison Mathematics Conference, Columbus, OH, May 25 – 27, 2012.
 Invited speaker at Salem State College, Salem, MA, April 24 2012
 Southern Regional Algebra Conference, Clayton State University, Morrow, GA, March 30 – April 1, 2012.
 Invited speaker at Hacettepe University, Ankara, Turkey, July 14, 2011.
 International Conference on Algebra, Topology and Topological Algebras, Universidad Veracruzana, Veracruz, Mexico, January 5 – 7, 2011.
 X Days of Ring Theory, Universitat Autònoma de Barcelona, Bellaterra, Spain, April 9 – 10, 2010.
 Invited speaker at the University of Málaga, Málaga, Spain, March 12, 2010.
 Invited speaker at Ryerson University, Toronto, Canada, November 26, 2009.
 Noncommutative rings and their applications, Faculté Jean Perrin, Lens, France, June 29 – July 2, 2009.
 AMS Joint Mathematics Meetings, Section on Noncommutative Algebra, Washington, DC, January 5 – 9, 2009.
 Southern Regional Algebra Conference, Univ. of Colorado in Colorado Springs, Colorado Springs, CO, September 26 – 28, 2008.
 International Conference on Ring and Module Theory, Hacettepe University, Ankara, Turkey, August 18 – 22, 2008. Travel funded by NSFAWM Travel Grants program.
 Conference on Algebra and its Applications, Ohio University, Athens, OH, June 18 – 21, 2008. Travel funded by NSFAWM Travel Grants program.
 The Fifth ChinaJapanKorea International Symposium on Ring Theory, Tokyo, Japan, September 10 – 15, 2007.
 Invited speaker at the Universitat Autònoma de Barcelona, Bellaterra, Spain, July 20, 2007.
 International Conference on Rings and Things, Ohio University, Zanesville, OH, June 15 – 17, 2007.
 Noncommutative Algebra, Satellite of International Congress of Mathematician, Granada, Spain, August 29 – September 6, 2006.
 The Second Joint Meeting of AMS, DMV, and OMG, session for Modules and Comodules, Mainz, Germany, June 16 – 19, 2005.
 Conference on Algebra and Its Applications, Center for Ring Theory and its Applications, Ohio University, Athens, OH, March 22 – 26, 2005.
 Ferrara Algebra Workshop, Ferrara, Italy, June 16 – 19, 2004.
 Algebras, Modules and Rings, Lisbon, Portugal, July 14 – 18, 2003.
 Women in Mathematics, seminar series, Univ. of Maryland, College Park, MD, November 1999.
 Annual Conference of Yugoslav Mathematicians, Petrovac, Montenegro, May 22 – 27, 1995.
 10th Conference on Applied Mathematics, University of Novi Sad, Budva, Montenegro, May 29 – 31, 1995.
 9th Conference on Applied Mathematics, University of Novi Sad, Budva, Montenegro, May 28 – 30, 1994.
 Scholarly Day, University of the Sciences, April 2009, April 2008, April 2007, April 2006, April 2005.
 Posters on Learning Centered Practices, Teaching and Learning Center of the University of the Sciences, May 2006, May 2005, May 2003.
 AWM Workshop: Women Graduate Student Poster Session, AMS Joint Mathematics Meeting, New Orleans, LA, January 2000.
 AMS Joint Mathematics Meetings, Boston, MA, January 2012.
 EPADEL of MAA, spring section meeting, Gettysburg College, Gettysburg, PA, March 28, 2009.
 EPADEL of MAA, fall section meeting, Villanova University, Villanova, PA, November 19, 2005. Advised 4 students in preparing their presentations.
 AMS Joint Mathematics Meetings, Atlanta, GA, January 2005.
 EPADEL of MAA, fall section meeting, University of Delaware, Newark, DE, November 6, 2004.
 Dialog 2004: NSF Division of Mathematical Sciences and the Mathematical Sciences Community, Washington, DC, April 30 – May 1, 2004.
 Geometry and Analysis on Manifolds, Dept. of Math, Ohio State University, Athens, OH, March 26 – 28, 2004.
 AMS Joint Mathematics Meetings, Baltimore, MD, January 2003.
 AMS Joint Mathematics Meetings, San Diego, CA, January 2002.
 5th Annual Geometry Festival, Univ. of Maryland, College Park, MD, April 2000.
 AMS Joint Mathematics Meetings, Washington, DC, January 2000.
 Tempus Summer School for Algebraic and Computational Methods in Computer Science, Budapest, Hungary, July 1994.
 16th Algebraic Conference, Szeged, Hungary, August 1993.
PROFESSIONAL ACTIVITIES
1. Reviewer Mathematical Reviews (MathSciNet)
 Journal of Algebra
 Journal of Algebra and its Applications
 Communications in Algebra
 Linear and Multilinear Algebra
 Journal of the Australian Mathematical Society
 Bulletin of the Korean Mathematical Society
 Journal of the Indian Mathematical Society
 Vietnam Journal of Mathematics
 New Zealand Journal of Mathematics
 Glasgow Mathematical Journal
 Algebra Universalis
 Beiträge zur Algebra und Geometrie (Contributions to Algebra and Geometry)
 Bulletin of the Belgian Mathematical Society  Simon Stevin
 Boletin de la Sociedad Matematica Mexicana
 Analele Stiintifice ale Universitatii Ovidius Constanta
 Publicationes Mathematicae Debrecen
 Hacettepe Journal of Mathematics and Statistics
 Algebra and Discrete Mathematics
 Acta Mathematica Universitatis Comenianae
 Studia Scientiarum Mathematicarum Hungarica
 Selcuk Journal of Applied Mathematics
 Journal of Applied Mathematics and Informatics
 Proceedings of the International Conference on Ring and Module Theory, Hacettepe University, Ankara, Turkey, August 2008
 Proceedings of The 31st Ohio StateDenison Mathematics Conference in Honor of T. Y. Lam, May 2012.
 University of Oslo, Oslo, Norway, June 26 – July 3, 2017.
 University of Copenhagen, Copenhagen, Denmark, May 24 – June 22, 2017.
 University of Otago, Dunedin, New Zealand, April 1 – 8, 2017.
 Western Sydney University, Sydney, Australia, January 29 – March 29, 2017.
 Hacettepe University, Ankara, Turkey, July 3 – 16, 2011.
 University of Málaga, Málaga, Spain, Spain, March 5 – August 25, 2010.
 American University, Cairo, Egypt, August 3 – 13, 2009.
 Universitat Autònoma de Barcelona, Bellaterra, Spain, July 15 – August 3, 2007.
 Ph.D. Thesis, Cristóbal Gil Canto, Universidad de Málaga, December 2016.
 Comprehensive Exam, Chahinaz Kouba, University of the Sciences, June, 2012.
 Ph.D. Thesis, Miquel Brustenga i Bort, Universitat Autònoma de Barcelona, July 2007.
 CIMPA research school on Leavitt Path Algebras and graph C*algebras, Nesin Mathematics Village, Şirince, Turkey, June 29 – July 12, 2015.
 Graduate student seminar at the University of Málaga, Málaga, Spain, May – June 2010.
 D. Vladimir Perez, Whelton A. Miller III, Preston Moore, “Computational Method of Calculating the Surface area of Nanostructures”, 2009.
 Timothy P. Enright, “A geometric definition of the cross product and its generalization in higher dimensions”, 2008.
 David Ezdon, “An Approach to the Calculation of Enthalpy using Matrices”, 2007.
 Anthony Cuozzo, “Two Portable π Algorithms for use in Technical Calculations”, 2007.
 Richard Remsing, Rachel Slack, “Using methods of Calculus 3 to derive Calculus 2 formulas”, 2006.
 Kate Beishline, Raeanne Napoleon, “Three software implementations of a numerical calculation of the H+ ion concentration for a Polyprotic Acid”, 2005.
 Created ``Advanced Differential Equations Topics" in 2014.
 Created ``Calculus 1" and detailed class handouts totaling over 170 pages in 2014.
 Revised the course and introduced new topics to ``Mathematical Methods for Physical Sciences" in 2012.
 Created ``Differential Geometry" (MA430) in 2010.
 Revised the course and introduced technology component to "Differential Equations" (MA320) in 2009.
 Created ``Mathematical Modeling" (MA422) in 2007.
 Created ``Topics in Mathematics with Applications to Chemistry" (MA360) in 2004. This course focuses on topics from mathematics that are used in chemistry and is aimed to chemistry majors. It unites different areas of mathematics rarely presented together in the same course.
 Introduced reformed calculus ideas and Matlab to calculus courses (2003) and differential equation course (2009) at the University of the Sciences. Matlab is used in Calculus 2 and 3 2003 – present, in Calculus 1 2006 – present, in Mathematical Modeling 2008 – present and in Differential Equations 2009 – present. The outcomes of some of these activities are summarized in seven Documents of Innovations published by the University of the Sciences in 2003, 2005 and 2006.
 Invited speaker at the Petnica Science Center, Petnica, Serbia, March 1996 and July 1995.
 Speaker at the Faculty Enrichment week, University of the Sciences, August 2011.
 Bright Idea submission (with Barbara Bendl), Learning Centered Practices, University of the Sciences, May 2009.
 Speaker at Communications on Research Efforts (CORE) initiative session, University of the Sciences, April 3, 2007.
 Presenter at the Faculty Enrichment week, University of the Sciences, January 2007.
 Panelist at the University of Pennsylvania's “11th Annual Faculty Conversations on the Academic Job Search and Academic Life”, January 31, 2006.
 Spring Speaker, Department of Mathematics, Physics, and Statistics, University of the Sciences, April 20, 2004.
 Presenter at “Table Talks”, University of the Sciences, October 2003.
 Novi Sad Summer Conference, Novi Sad, July 2002.
 American Mathematical Society
 Association for Women in Mathematics
TEACHING EXPERIENCE
1. Teaching at the University of the Sciences, Philadelphia Precalculus: fall semesters 2002 – 2007, 2009
 General Calculus: spring semesters 2003 – 2008
 Calculus 1: fall 2014
 Calculus 2: fall semesters 2002 – 2008, 2010 – 2017, spring 2013
 Calculus 3: spring semesters 2003 – 2009, 2011 – 2016, fall 2015
 Differential Equations: fall semesters 2009  2017
 Mathematical Methods for the Physical Sciences: spring semesters 2013, 2014, 2016
 Topics in Mathematics with Application to Chemistry: spring 2005, fall 2005, spring 2007, spring 2009
 Mathematical Modeling: spring 2008, spring 2009, spring 2011, spring 2012
 Differential Geometry: spring 2011, spring 2012, spring 2014, spring 2015, fall 2016
Instructor
 Differential Equations for Scientists and Engineers (with Matlab) spring 2001.
 Elementary Calculus I (mostly for science majors); summer 2000.
 Calculus II (mostly for majors in computer science and engineering); summer 1999.
 Teaching Assistant:
 Introduction to Linear Algebra; fall 2000 and spring 1999. Traditional problem sessions involving projects in Matlab.
 Calculus I, Calculus II; spring 1998 and fall 1998. Traditional problem sessions involving usage of programmable graphing calculators.
 Calculus I, Calculus II; fall 1997 and spring 1997. Ran innovative grouplearning workshops of Close Contact Calculus, in which students worked in small groups on comprehensive worksheets, extensively using programmable graphing calculators. Graded worksheets and exams.
 Algebraic Topology (graduate course); spring 2000.
 Introduction to Abstract Algebra (undergraduate course); spring 2000.
 Abstract Algebra I (graduate course); fall 1999.
 Fundamental Concepts of Topology (graduate course); fall 1999.
 Smarthinking, Inc. (http://www.smarthinking.com), a provider of online academic support for postsecondary institutions, September 2000 – May 2002.
 Multivariable calculus with complex analysis for majors in electrical engineering; fall 1994, spring 1995, fall 1995 and spring 1996.
 Multivariable calculus for majors in civil engineering; fall 1995.
 Boolean algebra and discrete mathematics; spring 1995 and spring 1996.
 Algebraic structures for majors in electrical engineering; spring 1994 and fall 1994.
 Calculus I and II for majors in mechanical engineering; fall 1993 and spring 1994.
 Teacher at "Svetozar Miletic" high school in Novi Sad, Serbia, September 1993.
SERVICE AT THE UNIVERSITY OF THE SCIENCES
1. Advising Advisor of minors in mathematics, fall 2003 – spring 2009, fall 2011 – present.
 Advisor of student posters for Research Day, spring 2005, spring 2006, spring 2007, spring 2008.
 Advisor of students' presentations at EPADEL meeting, fall 2005.
 Coordinator of Mathematics Courses, spring 2005 – spring 2009, fall 2011 – fall 2016, fall 2017 – present.
 New faculty mentor, fall 2013 – present.
 Chair of Applied Mathematics Faculty Search Committee, fall 2011 – spring 2012.
 Chair of Committee for Development of Applied Mathematics/Statistics Major, spring 2006 – fall 2014.
 Two new faculty members search committee, fall 2004 – spring 2005
 Author of the reports for the Program Review and Prioritization process, Mathematics Service Teaching and Mathematics Minor, fall 2016.
 Author of a portion of the MSCHE accreditation report which relates to the assessment of mathematics courses, spring 2016.
 Linback Award for Distinguished Teaching Committee, spring 2013 – spring 2016, chair in spring 2013.
 W. F. Homiller Award for Teaching Excellence Committee, 2007 – 2012. Chair in 2009.
 Faculty Council Curriculum Committee, chair, fall 2006 – spring 2007.
 Department Chair Search Committee, fall 2005 – spring 2006.
 Faculty Council Nominations Committee, fall 2005 – spring 2006.
 MCAS Nominations Committee, fall 2005 – spring 2006.
 Working group for developing learning outcomes, strategies for achieving the outcomes, and assessment measures for the General Education area of Technology, fall 2005, appointed by the Vice Presidentfor Academic Affairs.
 Faculty Council Nominations Committee, fall 2004 – spring 2005.
 MCAS Nominations Committee, fall 2004 – spring 2005.
 Executive Council Liaison for the Commencement Prizes Committee, fall 2003 – spring 2004.
 Commencement Prizes Committee, fall 2003 – spring 2004.
 Executive Council Committee, fall 2003 – spring 2004.