TY - BOOK AU - Guillemin,Victor TI - Moment maps and combinatorial invariants of Hamiltonian Tn-spaces T2 - Progress in Mathematics SN - 3764337702 AV - QA691 .G95 1994 PY - 1994/// CY - Boston PB - Birkhäuser KW - Convex polytopes KW - Lie groups KW - Symplectic manifolds N1 - Includes bibliographical references ER -