02499nam 2200577 450 991047891380332120180613002532.01-4704-1968-8(CKB)3710000000393416(EBL)3114314(SSID)ssj0001366812(PQKBManifestationID)11833043(PQKBTitleCode)TC0001366812(PQKBWorkID)11416824(PQKB)10725284(MiAaPQ)EBC3114314(PPN)185733913(EXLCZ)99371000000039341620150416h20142014 uy 0engur|n|---|||||txtccrSheaves on graphs, their homological invariants, and a proof of the Hanna Neumann conjecture /Joel Friedman ; with an Appendix by Warren DicksProvidence, Rhode Island :American Mathematical Society,2014.©20141 online resource (106 p.)Memoirs of the American Mathematical Society,1947-6221 ;Volume 233, Number 1100 (sixth of 6 numbers)Description based upon print version of record.1-4704-0988-7 Includes bibliographical references.""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 Friedmanâ€?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""Memoirs of the American Mathematical Society ;Volume 233, Number 1100 (sixth of 6 numbers)Sheaf theoryVector spacesVector analysisElectronic books.Sheaf theory.Vector spaces.Vector analysis.514/.224Friedman Joel1962-902769Dicks Warren1947-MiAaPQMiAaPQMiAaPQBOOK9910478913803321Sheaves on graphs, their homological invariants, and a proof of the Hanna Neumann conjecture2209456UNINA