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Lenhard L Ng, Associate Professor

Lenhard L Ng
Contact Info:
Office Location:  231 Physics
Office Phone:  (919) 660-6972
Email Address: send me a message
Web Page:  http://www.math.duke.edu/~ng/

Teaching (Fall 2013):

  • MATH 89S.02, FIRST-YEAR SEMINAR (TOP) Synopsis
    Physics 119, WF 03:05 PM-04:20 PM
  • MATH 612.01, ALGEBRAIC TOPOLOGY II Synopsis
    Physics 227, WF 01:25 PM-02:40 PM
Office Hours:

Spring 2013:
Wednesdays 4:20 - 5:00
Thursdays 1:30 - 3:30
and by appointment.
Education:

PhDMIT2001
ABHarvard University1996
Specialties:

Geometry
Topology
Research Interests: Symplectic geometry, Low dimensional topology, Contact geometry, Knot theory, Holomorphic curves

Keywords:

Symplectic geometry • Low dimensional topology • Contact geometry • Knot theory • Holomorphic curves

Curriculum Vitae
Current Ph.D. Students  

Postdocs Mentored

  • Christopher Cornwell (2011 - present)  
  • Daniel Rutherford (2008 - 2011)  
Undergraduate Research Supervised

  • Wutichai Chongchitmate (2009 - 2010)  
  • Tirasan Khandhawit (2007 - 2008)  
Recent Publications   (More Publications)

  1. W. Chongchitmate and L. Ng, An atlas of Legendrian knots, Experimental Mathematics, vol. 22 no. 1 (2013), pp. 26-37 [1010.3997], [doi]
  2. J. Etnyre, L. Ng, and V. Vertesi, Legendrian and transverse twist knots, Journal of the European Mathematical Society, vol. 15 no. 3 (2013), pp. 451-512 [1002.2400], [doi]
  3. T. Ekholm, J. Etnyre, L. Ng, and M. Sullivan, Filtrations on the knot contact homology of transverse knots, Mathematische Annalen, vol. 355 no. 4 (2013), pp. 1561-1691 [1010.0450], [doi]
  4. L. Ng and D. Rutherford, Satellites of Legendrian knots and representations of the Chekanov-Eliashberg algebra, Algebraic & Geometric Topology (Accepted, 2013) [1206.2259]
  5. T. Ekholm, J. Etnyre, L. Ng, and M. Sullivan, Knot contact homology, Geometry & Topology, vol. 17 (2013), pp. 975-1112 [1109.1542], [doi]
Recent Grant Support

  • CAREER: Symplectic Field Theory and Low-Dimensional Topology, National Science Foundation, 0846346, 2009/09-2014/08.      
Conferences Organized

  • 27th Annual Geometry Festival, Organizer, April 27, 2012 - April 29, 2012  
  • Organizer, workshop "Cyclic homology and symplectic topology", November, 2009  
  • Organizer, workshop "Algebraic structures in the theory of holomorphic curves", November, 2009  

 

dept@math.duke.edu
ph: 919.660.2800
fax: 919.660.2821

Mathematics Department
Duke University, Box 90320
Durham, NC 27708-0320