Introduction to Differentiable Manifolds and Lie Groups
Jan-May 2025
SYLLABUS:
Differentiable manifolds: definition and examples, differentiable functions, existence of partitions of unity, tangent vectors and tangent space at a point, tangent bundle, differential of a smooth map, inverse function theorem, implicit function theorem, immersions, submanifolds, submersions, Sard’s theorem, Whitney embedding theorem
Vector fields: vector fields, statement of the existence theorem for ordinary differential equations, one parameter and local one-parameter groups acting on a manifold, the Lie derivative and the Lie algebra of vector fields, distributions and the Frobenius theorem
Lie groups: definition and examples, action of a Lie group on a manifold, definition of Lie algebra, the exponential map, Lie subgroups and closed subgroups, homogeneous manifolds: definition and examples
Tensor fields and differential forms: cotangent vectors and the cotangent space at a point, cotangent bundle, covector fields or 1-forms on a manifold, tensors on a vector space, tensor product, symmetric and alternating tensors, the exterior algebra, tensor fields and differential forms on a manifold, the exterior algebra on a manifold
Integration: orientation of a manifold, a quick review of Riemann integration in Euclidean spaces, differentiable simplex in a manifold, singular chains, integration of forms over singular chains in a manifold, manifolds with boundary, integration of n-forms over regular domains in an oriented manifold of dimensionn, Stokes theorem, definition of de Rhamcohomology of a manifold, statement of de Rham theorem, Poincare lemma
Suggested Books: Texts:
J. Lee, Introduction to smooth manifolds, Springer, 2002
W. Boothby, An Introduction to differentiable manifolds and Riemannian geometry, Academic Press, 2002
F. Warner, Foundations of differentiable manifolds and Lie groups, Springer, GTM, 94, 1983
M. Spivak, A comprehensive introduction to differential geometry, Vol. 1, Publish or Perish, 1999
References:
G. de Rham, Differentiable manifolds: forms, currents and harmonic forms, Springer, 1984
V. Guillemin and A. Pollack., Differential topology, AMS Chelsea, 2010
J. Milnor, Topology from the differentiable viewpoint, Princeton University Press, 1997
J. Munkres, Analysis on manifolds, Westview Press, 1997
C. Chevalley, Theory of Lie groups, Princeton University Press, 1999
R. Abraham, J. Marsden, T. Ratiu, Manifolds, tensor analysis, and applications, Springer, 1988