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Curriculum
Vitae
Education
Employment Teaching
Experience Research Interest
Professional Activities
Awards Scientific Meetings Publications
Education:
- Ph.D. in Mathematics,
December 1983, University of Iasi, Romania.
- M.S. in Mathematics,
June 1977, University of Bucharest, Romania.
- B.S. in Mathematics,
June 1976, University of Bucharest, Romania.
Employment:
- 1996: Assistant
Professor, Baker University, Baldwin City, KS.
- 1995: Adjunct Instructor,
Johnson County Community College, Overland Park, KS.
- 1992 - 1996: Visiting
Assistant Professor, University of Kansas, Lawrence, KS.
- 1979 - 1992: Researcher,
INCREST/Institute of Mathematics of the Romanian Academy, Bucharest,
Romania.
- 1982 - 1992: Associate
Professor (part-time), University of Bucharest, Romania.
- 1977 - 1979: High
school teacher, Bucharest, Romania.
Teaching
Experience:
A. Classes
taught at the University of Bucharest:
- 1982 - 1983: "Topological
K-theory" (2 semesters)
- 1984 - 1985: "Analysis
on Manifolds" (1 semester)
- 1985 - 1986: "Hyponormal
Operators" (2 semesters)
- 1989 - 1990: "K-theory
and Characteristic Classes" (2 semesters)
- 1991 - 1992: "De
Rham Cohomology" (2 semesters) "The Index Theorem for Dirac
Operators" (2 semesters) "Differential Geometry" (1 Semester)
B. Classes
taught at the University of Kansas, the Johnson County Community College,
and Baker University:
- 1992 - 1993: "Calculus"
(Fall & Spring) "Elementary Differential Equations with Boundary
Value Problems" (Summer)
- 1993 - 1994: "Calculus"
(Fall & Spring) "Differential Forms and Cohomology" (Spring)
"Linear Algebra and Its Applications" (Summer)
- 1994 - 1995: "Calculus"
(Fall & Spring) "Readings in Mathematics" (Fall &
Spring)
- 1995 - 1996: "Calculus"
(Fall & Spring & Summer) "Technical Mathematics" (Fall)
"College Algebra" (Spring) "Introduction to Topics in
Mathematics" (Summer) "Trigonometry" (Summer)
- 1996 - 1997: "Intermediate
Algebra" (Fall & Spring) "Mathematics and Modern Society"
(Interterm) "College Algebra" (Spring & Summer) "Discrete
Mathematics" (Spring) "Finite Mathematics" (Summer) "Calculus"
(Summer)
- 1997 - 1998: "Calculus"
(Fall & Spring) "Intermediate Algebra" (Fall) "College
Algebra" (Spring) "Statistics for Business" (Spring)
- 1998 -1999: "Intermediate
Algebra" (Fall & Spring) "Differential Equations"
(Fall) "Fibonacci Numbers and the Golden Section" (Interterm)
"Calculus" (Spring) "Precalculus" (Spring)
Research
Interests:
- Operator Theory
- Differential Geometry
- Clifford Analysis
Professional
Activities:
- Coach of the Romanian
team for the International Mathematical Olympiad (1977 - 1980).
- Member of the Editorial
Board of the Romanian Academy Mathematical Journals (1985 - 1992).
Awards
and Grants:
- First prize at the International
Mathematical Olympiad, Poland, 1972.
- "Gheorghe Titeica"
award of the Romanian Academy, 1984.
- NSF grants (DMS-9301187:
1994-1995, 1995-1996; DMS-9623142: 1996-1999).
Participation
at Scientific Meetings:
A.
Contributed presentations and invited lectures:
- National Colloquium on
Geometry and Topology (Romania,1979-1991)
- International Conference
on Operator Theory (Timisoara, Romania, 1980, 1985, 1987, 1988, 1992,
1998; Bucharest, Romania, 1986; Predeal, Romania, 1990)
- International Seminar
on Functional Analysis (Czechoslovakia, 1980, 1981, 1982, 1984)
- Winter School on Geometry
and Physics (Srni, Czechoslovakia, 1986, 1987, 1989, 1991)
- GPOTS Annual Meetings
(Boulder, CO, 1993; Lincoln, NE, 1994; Manhattan, KS, 1998)
- Wabash Extramural Modern
Analysis Seminar at Wabash College, 1993
- Iowa-Nebraska Functional
Analysis Seminar at Drake University, 1995
- Second AMS-SMM Joint Mathematics
Meeting, Guanajuato, Mexico, 1995
- Southeastern Analysis
Meetings, Richmond, VA, 1996
- AMS Meetings (Iowa-City,
IA, 1996; Manhattan, KS, 1998)
B.
Colloquium talks:
- University of Kansas (Lawrence,
KS, 1992)
- University of Iowa (Iowa
City, IA, 1993, 1995)
- Indiana University (Bloomington,
IN, 1993)
- University of California
(Los Angeles, CA, 1994)
- University of Puerto Rico
(San Juan, PR, 1998; Mayaguez, PR, 1998)
List
of Publications:
A.
Articles in professional journals and refereed proceedings:
- On the k-th mixed nullity
space, Bull. Math. Soc. Sci. Math. R.S.R., 20 (1976), 273-277.
- Des courbes (D, F)-plates,
(with L. Nicolescu), Bull. Math. Soc. Sci. Math. R.S.R., 21(1977), 345-353.
- Sur l' algebre associee
a un champ tensoriel du type (1,2), (with L. Nicolescu), Acta Math.
Acad. Sci. Hung., 31(1978), 27-35.
- Invariant and quasi-invariant
deformation algebras, Rev. Roumaine Math. Pures Appl., 24(1979), 1219-1227.
- Almost product structures
and derivations, Bull. Math. Soc. Sci. Math. R.S.R., 23(1979), 171-176.
- Almost product structures
and special algebras, An. Stiint. University "Al. I. Cuza"
Iasi, Sect. I-a Mat., 24(1979), 61-64.
- Einige Bemerkungen uber
die Deformationsalgebra zweier linearer Zusammenhange, (with L. Nicolescu),
Abh. Math. Sem. Univ. Hamburg, 49(1979), 244- 253.
- On the (D,F,S)-subpaths,
(with L. Nicolescu), Bull. Math. Soc. Sci. Math. R.S.R., 23(1979), 177-182.
- Almost product structures
and subcharacteristic algebras, An. Stiint. Univ. "Al. I. Cuza"
Iasi, Sect. I-a Mat., 24(1979), 289-292.
- A C*-algebra approach
to the Cowen-Douglas theory, (with C. Apostol), Operator Theory: Advances
and Applications, 2, Birkhauser Verlag, Basel - Boston - Stuttgart,
1981, pp. 45-51.
- Almost contact structure
and derivations, Rev. Romaine Math. Pures Appl., 26(1981), 267-173.
- Geometric structures and
derivations, Rev. Romaine Math. Pures Appl., 29(1984), 239-248.
- Geometric structures on
vector bundles. I: Geometric structures on vector spaces (Romanian),
Stud. Cerc. Mat., 36(1984), 113-142.
- Geometric structures on
vector bundles.II: Geometric structures and derivations (Romanian),
Stud. Cerc. Mat., 36(1984), 171-192.
- Geometric structures on
vector bundles.III: Equivalence and similarity (Romanian), Stud. Cerc.
Mat., 36(1984), 269-292.
- Geometric structures on
vector bundles.IV: Operator theory methods in the equivalence problem
(Romanian), Stud. Cerc. Mat., 36(1984), 349-386.
- Hermitian geometry and
involutive algebras, Math. Z., 188(1985), 359-382.
- On hyponormal operators,
(with M. Putinar), Stud. Cerc. Mat., 37(1985), 375- 392.
- An operator theoretic
approach to analytic functions into a Grassmann manifold, Math. Balcanica,
1(1987), 45-58.
- A unitary invariant for
hyponormal operators, (with M. Putinar), J. Funct. Anal., 72(1987),
297-332.
- Projective representations
of compact groups in C*-algebras, Operator Theory: Advances and Applications,
43, Birkhauser Verlag, Basel - Boston - Stuttgart, 1990, pp. 237-253.
- Some comparability results
in inductive limit C*-algebra, (with C. Pasnicu), J. Operator Theory,
30(1993), 137-147.
- Differential geometry
of generalized Grassmann manifolds in C*-algebras, (with N. Salinas),
Operator Theory: Advances and Applications, 80, Birkhauser Verlag, Basel
- Boston - Stuttgart, 1995, pp. 206-243.
- The canonical complex
structure of flag manifolds in a C*-algebra, (with N. Salinas), Operator
Theory: Advances and Applications, 104, Birkhauser Verlag, Basel - Boston
- Stuttgart, 1998, pp. 173-187.
- Flag manifolds and the
Cowen-Douglas theory, (with N. Salinas), J.Operator Theory, 39(1997),
329-365.
- A model for joint seminormality,
(with N. Salinas), preprint 1994.
- Weitzenboeck-type formulas
and joint seminormality, (with N. Salinas), Operator Theory for Complex
and Hypercomplex Analysis, Contemporary Math., 212, AMS, 1998, pp 157-167.
- Higher-dimensional Ahlfors-Beurling
inequalities in Clifford analysis, Proc. Amer Math. Soc., 126:10(1998),
2863-2871.
- Joint seminormality and
Dirac operators, Integral Equations and Operator Theory, 30(1998), 101-121.
- Sharp inequalities for
convolution operators with homogeneous kernels and applications, (with
P. Szeptycki), Indiana Univ. Math. J., 46 (1997), 975- 988.
B.
Textbooks:
- Introduction to Differential
Geometry: Curves and Surfaces, University of Bucharest, 1975.
- Complementary Topics to
a Course of Geometry, (with G. Galbura), University of Bucharest, 1977.
- The Geometry of Deformation
Algebras, (with G. Vranceanu and L. Nicolescu), University of Bucharest,
1983.
- Lectures on De Rham Cohomology,
in preparation.
C.
Monographs:
- Lectures on Hyponormal
Operators, (with M. Putinar), OT39, Birkhauser Verlag, Basel - Boston
-Berlin, 1989.
D.
Translations:
- Differentiable Operators
and Nonlinear Equations, by V.A. Khatskevich and D.M. Shoikhet (from
Russian into English), OT 66, Birkhauser Verlag, Basel - Boston - Berlin,
1993.
- Asymptotics of nonlinearities
and operator equations, by A.M. Krasnoselskii (from Russian into English),
OT76, Birkhauser Verlag, Basel - Boston - Berlin, 1995.
- Fibonacci Numbers, by N. N.
Vorobiev (from Russian into English), Birkhauser Verlag, Basel - Boston
- Berlin, to appear in 1999.
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