Addition to lower extremity fracture orthosis, adjustable motion knee joint, lerman type

Like a well-executed anesthetic, a new textbook should be timely, relevant, expert, and elegant, informed by history with an eye… (More)

 

The convexity theorem of Atiyah and Guillemin-Sternberg says that any connected compact manifold with Hamiltonian torus action… (More)

The convexity theorem of Atiyah and Guillemin-Sternberg says that any connected compact manifold with Hamiltonian torus action… (More)

We define a moment map for a torus action on a smooth manifold without a two-form. Cobordisms of such structures are meaningful… (More)

We apply the Guillemin-Lerman-Sternberg theorem to reprove a formula of Heckman for the Duistermaat-Heckman measure associated to… (More)