LEADER 02497nam 2200577 450 001 9910797017303321 005 20180613002532.0 010 $a1-4704-1968-8 035 $a(CKB)3710000000393416 035 $a(EBL)3114314 035 $a(SSID)ssj0001366812 035 $a(PQKBManifestationID)11833043 035 $a(PQKBTitleCode)TC0001366812 035 $a(PQKBWorkID)11416824 035 $a(PQKB)10725284 035 $a(MiAaPQ)EBC3114314 035 $a(RPAM)18284603 035 $a(PPN)185733913 035 $a(EXLCZ)993710000000393416 100 $a20150416h20142014 uy 0 101 0 $aeng 135 $aur|n|---||||| 181 $ctxt 182 $cc 183 $acr 200 10$aSheaves on graphs, their homological invariants, and a proof of the Hanna Neumann conjecture /$fJoel Friedman ; with an Appendix by Warren Dicks 210 1$aProvidence, Rhode Island :$cAmerican Mathematical Society,$d2014. 210 4$dİ2014 215 $a1 online resource (106 p.) 225 1 $aMemoirs of the American Mathematical Society,$x1947-6221 ;$vVolume 233, Number 1100 (sixth of 6 numbers) 300 $aDescription based upon print version of record. 311 $a1-4704-0988-7 320 $aIncludes bibliographical references. 327 $a""2.3. Graph Theoretic Formulation of the SHNC""""2.4. Galois and Covering Theory in the SHNC""; ""2.5. -kernels""; ""2.6. Symmetry and Algebra of the Excess""; ""2.7. Variability of -th Power Kernels""; ""2.8. Proof of the SHNC""; ""2.9. Concluding Remarks""; ""Appendix A. A Direct View of -Kernels""; ""Appendix B. Joel Friedmana???s Proof of the strengthened Hanna Neumann conjecture by Warren Dicks""; ""B.1. Sheaves on graphs""; ""B.2. Free groups and graphs""; ""B.3. The strengthened Hanna Neumann conjecture""; ""Bibliography""; ""Back Cover"" 410 0$aMemoirs of the American Mathematical Society ;$vVolume 233, Number 1100 (sixth of 6 numbers) 606 $aSheaf theory 606 $aVector spaces 606 $aVector analysis 615 0$aSheaf theory. 615 0$aVector spaces. 615 0$aVector analysis. 676 $a514/.224 700 $aFriedman$b Joel$f1962-$01494146 702 $aDicks$b Warren$f1947- 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910797017303321 996 $aSheaves on graphs, their homological invariants, and a proof of the Hanna Neumann conjecture$93717518 997 $aUNINA