Title: Organized Collapse
Subjects: Mathematics, Combinatorial topology, Morse theory, Homology theory, Homotopy theory, Manifolds and cell complexes -- PL-topology -- Simple homotopy type, Whitehead torsion, Reidemeister-Franz torsion, Combinatorics -- Graph theory -- Factorization, matching, partitioning, covering, Order, lattices, ordered algebraic structures -- Ordered sets -- Combinatorics of partially ordered sets, Algebraic topology -- Applied homological algebra and category theory -- Simplicial sets and complexes, Manifolds and cell complexes -- Research exposition (monographs, survey articles), Manifolds and cell complexes -- PL-topology -- General topology of complexes, Global analysis, analysis on manifolds -- Variational problems in infinite-dimensional spaces -- Abstr