LEADER 03429nam 2200589 450 001 9910818823903321 005 20220901061521.0 010 $a0-8218-7629-5 035 $a(CKB)3240000000069569 035 $a(EBL)3112868 035 $a(SSID)ssj0001052903 035 $a(PQKBManifestationID)11669326 035 $a(PQKBTitleCode)TC0001052903 035 $a(PQKBWorkID)11113834 035 $a(PQKB)11578310 035 $a(MiAaPQ)EBC3112868 035 $a(WaSeSS)Ind00039511 035 $a(RPAM)1442134 035 $a(PPN)197103618 035 $a(EXLCZ)993240000000069569 100 $a19850516h19851985 uy| 0 101 0 $aeng 135 $aur|n|---||||| 181 $ctxt 182 $cc 183 $acr 200 00$aCombinatorial methods in topology and algebraic geometry /$fJohn R. Harper and Richard Mandelbaum, editors 210 1$aProvidence, Rhode Island :$cAmerican Mathematical Society,$d[1985] 210 4$dİ1985 215 $a1 online resource (370 p.) 225 1 $aContemporary mathematics,$x0271-4132 ;$v44$x0271-4132 300 $aDescription based upon print version of record. 311 $a0-8218-5039-3 320 $aIncludes bibliographical references. 327 $aTable of Contents -- Introduction -- Plenary lectures -- List of participants -- Topology and Combinatorial Group Theory -- Collapses of K X I and Group Presentations -- On the Andrews-Curtis-Conjecture and related problems -- Integral representations of Aut Fn and presentation classes of groups -- A note on commutators and squares in free products -- Rigidity of almost crystallographic groups -- Finite graphs and free groups -- A topological proof of a theorem of Brunner and Burns about M. Hall groups -- Knot Theory -- The Murasugi sum is a natural geometric operation II -- The Arf Invariant of classical knots -- The unknotting number of a classical knot -- A general position theorem for surfaces in Euclidean 4-space -- 3-Manifolds -- On the equivariant Dehn lemma -- Virtually Haken manifolds -- Lectures on 3-fold simple coverings and 3-manifolds -- The Witt classes of Seifert manifolds -- Outermost forks and a theorem of Jaco -- Surfaces in 3-manifolds -- Homotopy Theory And Infinite Dimensional Topology -- Taming Hopf invariants -- Artin's braid groups and classical homotopy theory -- More compacta of infinite cohomological dimension -- Endomorphisms in the homotopy category -- Four Manifolds and Algebraic Surfaces -- On fake [S3 x S' #S2 x S2] -- Manifolds having non-ample Norman bundles in quadrices -- Lefschetz fibrations of Riemann surfaces and decompositions of complex elliptic surfaces -- Algebraic surfaces and the arithmetic of braids, II -- A note on moves and on irregular coverings of S4. 410 0$aContemporary mathematics (American Mathematical Society).$v44$x0271-4132 606 $aCombinatorial topology 606 $aGeometry, Algebraic 606 $aCombinatorial analysis 615 0$aCombinatorial topology. 615 0$aGeometry, Algebraic. 615 0$aCombinatorial analysis. 676 $a514/.22 702 $aHarper$b John R.$f1941- 702 $aMandelbaum$b Richard$f1946- 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910818823903321 996 $aCombinatorial methods in topology and algebraic geometry$9343971 997 $aUNINA