TEW - Groups and Geometry (2023)
Speakers and Syllabus
Syllabus:
| 
 Name of the Speaker with affiliation  | 
 No. of Lectures  | 
 Detailed Syllabus  | 
| 
 
 Dr. Chandan Maity (CM), IISER Mohali  | 
 
 3  | 
 
 Symmetries: Group action, Stabilizer subgroup, transitive group action, Discontinuous group action, Presentation of groups, Free groups. 
  | 
| 
 
 
 Dr. Krishnendu Gongopadhyay (KG) 
  | 
 
 
 4 
 
 
  | 
 
 Euclidean Geometry-I: Euclidean plane, Isometries of the Euclidean plane, Similarity, Subgroups of Euclidean isometries. 
 Hyperbolic Geometry- I Several models of the hyperbolic space: the upper-half space model and the Poincaré disc model. Isometries of the hyperbolic plane, Classification of isometries, Geodesics.  | 
| 
 
 Dr. Soumya Dey (SD), KREA University, Sri City  | 
 
 6  | 
 
 Surfaces: Covering Spaces of a Topological Space. Fundamental groups. Riemann Surfaces. Uniformization theorem. Classification of surfaces. 
  | 
| 
 
 Dr. Kuntal Banerjee (KB), Presidency University, Kolkata  | 
 
 4 
  | 
 Euclidean Geometry-II: 
 Triangle group. Regular tessellations of the Euclidean plane. Discontinuous groups of Euclidean motions. Symmetries of regular polyhedron. 
  | 
| 
 
 Dr. Abhishek Mukherjee, Kalna College, Burdwan 
 
  | 
 
 3 
 
  | 
 Hyperbolic Geometry- II 
 Gauss-Bonnet theorem. Hyperbolic trigonometry. Finite subgroups of the isometry group, Simplicity of the isometry group.  | 
| 
 
 Dr. Subhabrata Das (SDA), Presidency University, Kolkata 
  | 
 
 4  | 
 
 Fuchsian groups: Fuchsian groups. Fundamental domains and Dirichlet regions. Poincaré's theorem and groups generated by side-pairing transformations. 
  | 
References:
- S. Katok,Fuchsian Groups, Chicago Lectures in Mathematics, University of Chicago Press.
 - R. C. Lyndon, Groups and Geometry, London Mathematical Society Lecture Notes Series 101, LMS.
 - John G. Ratcliffe, Foundation Of Hyperbolic manifolds, Graduate Texts in Mathematics 149, Springer-Verlag, 1994.
(Lecture notes from the speakers, if available) 
Time Table
Time-table (with names of speakers and tutors):
| 
 Day  | 
 Date  | 
 Lecture 1 (9.30–10.30)  | 
 Tea (10.35-10.55)  | 
 Lecturer 2 (11.00–12.00)  | 
 Lecture 3 (12.00–1.00)  | 
 Lunch (1.00   | 
 Lecture 4 (2.30-3.30)  | 
 Tea (3.35  | 
 
 (4.00-5:00)  | 
 Snacks (5.00  | 
| 
 
  | 
 
  | 
 (Speaker’s name)  | 
 
  | 
 (Speaker’s name)  | 
 (Speaker’s name)  | 
 
  | 
 (Speaker’s name)  | 
 
  | 
 
  | 
 
  | 
| 
 Mon  | 
 05/06  | 
 CM-1  | 
 
  | 
 SD-1  | 
 KG-1  | 
 
  | 
 KG-2  | 
 
  | 
 Discussions  | 
 
  | 
| 
 Tue  | 
 06/06  | 
 CM-2  | 
 
  | 
 SD-2  | 
 KG-3  | 
 
  | 
 CM-3  | 
 
  | 
 Discussions  | 
 
  | 
| 
 Wed  | 
 07/06  | 
 KG-4  | 
 
  | 
 SD-3  | 
 KB-1  | 
 
  | 
 SDA-1  | 
 
  | 
 Discussions  | 
 
  | 
| 
 Thu  | 
 08/06  | 
 AM-1  | 
 
  | 
 SD-4  | 
 KB-2  | 
 
  | 
 SDA-2  | 
 
  | 
 Discussions  | 
 
  | 
| 
 Fri  | 
 09/06  | 
 AM-2  | 
 
  | 
 SD-5  | 
 KB-3  | 
 
  | 
 SDA-3  | 
 
  | 
 Discussions  | 
 
  | 
| 
 Sat  | 
 10/06  | 
 AM-3  | 
 
  | 
 SD-6  | 
 KB-4  | 
 
  | 
 SDA-4  | 
 
  | 
 Discussions  | 
 
  |