03487nam 2200613 450 991048026340332120170821170956.00-8218-7629-5(CKB)3240000000069569(EBL)3112868(SSID)ssj0001052903(PQKBManifestationID)11669326(PQKBTitleCode)TC0001052903(PQKBWorkID)11113834(PQKB)11578310(MiAaPQ)EBC3112868(WaSeSS)Ind00039511(PPN)197103618(EXLCZ)99324000000006956919850516h19851985 uy| 0engur|n|---|||||txtccrCombinatorial methods in topology and algebraic geometry /John R. Harper and Richard Mandelbaum, editorsProvidence, Rhode Island :American Mathematical Society,[1985]©19851 online resource (370 p.)Contemporary mathematics,0271-4132 ;volume 44Description based upon print version of record.0-8218-5039-3 Includes bibliographical references.""Table of Contents ""; ""Introduction""; ""Plenary lectures""; ""List of participants""; ""Topology and Combinatorial Group Theory""; ""Collapses of K X I and Group Presentations""; ""On the Andrews-Curtis-Conjecture and related problems""; ""Integral representations of Aut Fn and presentation classes of groups""; ""A note on commutators and squares in free products""; ""Rigidity of almost crystallographic groups""; ""Finite graphs and free groups""; ""A topological proof of a theorem of Brunner and Burns about M. Hall groups""; ""Knot Theory""""The Murasugi sum is a natural geometric operation II""""The Arf Invariant of classical knots""; ""The unknotting number of a classical knot""; ""A general position theorem for surfaces in Euclidean 4-space""; ""3-Manifolds""; ""On the equivariant Dehn lemma""; ""Virtually Haken manifolds""; ""Lectures on 3-fold simple coverings and 3-manifolds""; ""The Witt classes of Seifert manifolds""; ""Outermost forks and a theorem of Jaco""; ""Surfaces in 3-manifolds""; ""Homotopy Theory And Infinite Dimensional Topology""; ""Taming Hopf invariants""""Artin's braid groups and classical homotopy theory""""More compacta of infinite cohomological dimension""; ""Endomorphisms in the homotopy category""; ""Four Manifolds and Algebraic Surfaces""; ""On fake [S3xS'#S2 x S2]""; ""Manifolds having non-ample Norman bundles in quadrices""; ""Lefschetz fibrations of Riemann surfaces and decompositions of complex elliptic surfaces""; ""Algebraic surfaces and the arithmetic of braids, II""; ""A note on moves and on irregular coverings of S4""Contemporary mathematics (American Mathematical Society) ;volume 44.Combinatorial topologyGeometry, AlgebraicCombinatorial analysisElectronic books.Combinatorial topology.Geometry, Algebraic.Combinatorial analysis.514/.22Harper John R.1941-Mandelbaum Richard1946-MiAaPQMiAaPQMiAaPQBOOK9910480263403321Combinatorial methods in topology and algebraic geometry343971UNINA