Lenhard L Ng, Associate Professor

Contact Info:

Office Location:	231 Physics
Office Phone:	(919) 660-6972
Email Address:
Web Page:	http://www.math.duke.edu/~ng/

Teaching (Spring 2012):

• MATH 128S.01, NUMBER THEORY Synopsis

  Physics 227, TuTh 01:15 PM-02:30 PM

Office Hours:

Spring 2012:
Tuesdays 2:30 - 3:30
Wednesdays 1 - 2
and by appointment.

Education:

PhD	MIT	2001
AB	Harvard University	1996

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  

• David E. Rose  

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. L. Ng, Combinatorial knot contact homology and transverse knots, Advances in Mathematics, vol. 227 no. 6 (2011), pp. 2189-2219 [1010.0451]
2. L. Ng, On arc index and maximal Thurston-Bennequin number, Journal of Knot Theory and Its Ramifications (Accepted, 2011) [math.GT/0612356]
3. W. Chongchitmate and L. Ng, An atlas of Legendrian knots, Experimental Mathematics (Accepted, 2011) [1010.3997]
4. T. Ekholm, J. Etnyre, L. Ng, and M. Sullivan, Knot contact homology (Submitted, 2011) [1109.1542]
5. J. Etnyre, L. Ng, and V. Vertesi, Legendrian and transverse twist knots, Journal of the European Mathematical Society (Accepted, 2011) [1002.2400]

Recent Grant Support

• CAREER: Symplectic Field Theory and Low-Dimensional Topology, National Science Foundation, 0846346, 2009/09-2014/08.      
• Holomorphic Curves and Low-Dimensional Topology, National Science Foundation, DMS-0706777, 2007/07-2010/06.      

Conferences Organized

• Organizer, workshop "Cyclic homology and symplectic topology", November, 2009  
• Organizer, workshop "Algebraic structures in the theory of holomorphic curves", November, 2009