Abstracts of Some of Rodica Simion's NSF grants

From http://www.nsf.gov (1/14/2000)


                       NSF NSF Award Abstract - #9970957
                                       
  Combinatorics on Partially Ordered Sets

   
  Abstract
  
     9970957
     
     The investigator plans to continue her research in combinatorics on
     partially ordered sets, expanding it further in the direction of
     relations with algebra, topology, and geometry. The proposed work
     emerges from the investigator's increased awareness of relations
     between her work on the lattice of noncrossing partitions and
     aspects of algebraic combinatorics. Using techniques of structural
     and algebraic combinatorics, she considers two main lines of
     investigation: determinants from combinatorial statistics on
     partially ordered sets and topological aspects of partially ordered
     sets.
     
     This project is motivated by compelling evidence that the time is
     propitious for seeking a suitable unification of a number of
     significant independent problems. The investigator encountered
     striking similarities among a number of results, proofs, and
     conjectures obtained by a variety of researchers working in
     different areas of mathematics -- low-dimensional topology,
     geometry, mathematical physics, combinatorics. These constitute a
     critical mass of deep and diverse problems, indicating that the
     similarities are not mere coincidences. Thus, and overarching goal
     is to make progress toward understanding the combinatorics
     underlying these problems and the reasons for their similarity.
     _________________________________________________________________

                       NSF NSF Award Abstract - #9108749
   
  Abstract
  
     This project is concerned with research in algebraic combinatorics
     and combinatorics motivated by theoretical computer science. The
     principal investigator will consider problems pertaining to an
     algebraic and topological investigation of partially ordered sets
     of combinatorial objects, sorting of partially ordered sets, and
     graph coloring in connection with distributed computing. This
     research falls in the broad category of combinatorics, which is one
     of the most active fields in today's mathematics. Combinatorics
     represents a systematization of the very first of all mathematical
     activities, counting. In its modern development, however,
     combinatorics has gone beyond just counting to make use of a wide
     variety of advanced mathematical techniques. The field has had an
     explosive development in the past few decades because of its
     importance in communications and information technology.
     _________________________________________________________________
   

                       NSF NSF Award Abstract - #8814875
   
  Abstract
  
     This project will support the Summer Conference on Combinatorics
     and Computer Science to be held May 22-26, 1989 at George
     Washington University. Its purpose is to bring together researchers
     in mathematics and computer science and to provide a setting for
     the exchange of ideas and for potential collaboration between these
     two groups. A second objective is to foster an exchange of views on
     teaching and curriculum issues confronting those who work in
     combinatorics and computer science. The principal speakers are L.
     Lovasz, R. Karp, and R. Stanley, who will present survey lectures
     on the topics of graph theory, algebraic combinatorics, and
     algorithms and complexity.
     _________________________________________________________________
   

                       NSF NSF Award Abstract - #8707539
                                       
  Computational Aspects of Combinatorial Problems
  
   
  Abstract
  
     This is a research planning grant. The PI is preparing a proposal
     dealing with computational aspects of combinatorial problems.
     
     The PI has produced research results in the related mathematical
     area of combinatorics and is expected to be successful in producing
     research results in theoretical computer science.
     _________________________________________________________________
   
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     _________________________________________________________________
   
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     _________________________________________________________________
   
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                       NSF NSF Award Abstract - #9155431
                                       
  The Language of Patterns: An Interactive Exhibit of Modern Mathematics
  
   NSF Org ESI
   Latest Amendment Date April 27, 1992
   Award Number 9155431
   Award Instr. Continuing Grant
   Prgm Manager Hyman H. Field
   ESI DIV OF ELEM SECONDARY & INFORMAL SCI ED
   EHR DIRECT FOR EDUCATION AND HUMAN RESOURCES
   Start Date April 15, 1992
   Expires September 30, 1995 (Estimated)
   Expected Total Amt. $843,641 (Estimated)
   Investigator Raylene Decatur
   Peter Yancone
   Rodica Simion
   Sponsor Maryland Academy of Scs
   601 Light Street
   Baltimore, MD 212303812 410/685-2370
   NSF Program 7259 INFORMAL SCIENCE EDUCATION
   Fld Applictn 0101000 Curriculum Development
   
  Abstract
  
     Mathematics can be exciting. It can be fun. The modern world
     surrounds us with examples of its beauty. Too often, however, these
     examples go unnoticed or unexplored. This is one reason so few
     young Americans think of mathematics as a potential career path:
     they do not realize how much mathematics is a part of their lives,
     or how much they use it -- often without knowing it| The Maryland
     Science Center and the mathematics faculty of the George Washington
     University have teamed up to create The Language of Patterns, a
     mathematics exhibit that examines mathematics in modern life.
     Through engaging interactive exhibit stations, The Language of
     Patterns invites visitors of all ages to discover the intricacy and
     wonder of modern mathematics. Eschewing highly technical
     terminology, the exhibit focuses instead on fun and exploration.
     Mounted by the Maryland Science Center in its Baltimore facility
     and in a traveling version that will be available to science and
     technology museums across the county, this exhibit represents a
     unique collaboration between academic and museum exhibition design
     experts. More important, The Language of Patterns is an opportunity
     for visitors to rethink their relationship with modern mathematics,
     one of man's most significant -- and misunderstood -- achievements.
     _________________________________________________________________
   


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