The Duistermaat–Heckman integration formula on flag manifolds

Supersymmetry and Morse theory

Edward Witten · Journal of Differential Geometry · 1982 · 1.4K citations · Full text

The moment map and equivariant cohomology

Michael Atiyah, R. Bott · Topology · 1984 · 1.1K citations

Complex Geometry, Lie Theory, Moment Map

Convexity and Commuting Hamiltonians

Michael Atiyah · Bulletin of the London Mathematical Society · 1982 · 957 citations

Hamiltonian Theory, Variational Inequality, Functional Analysis +2

On the variation in the cohomology of the symplectic form of the reduced phase space

J. J. Duistermaat, Gerrit Heckman · Inventiones mathematicae · 1982 · 751 citations

Reduced Phase Space, Symplectic Form, Global Analysis +3

Homogeneous Vector Bundles

Raoul Bott · Annals of Mathematics · 1957 · 742 citations

Homogeneous Vector Bundles, Projective Geometry, Schubert Calculus +1