"RIV/00216208:11320/09:00206283" . . . "[1EA97D61FD54]" . "Proceedings of the International Conference on Modules and Representation Theory" . "1"^^ . . . . . "978-973-610-897-6" . . "11320" . "We survey the tools expressing roots of the Ext functor as transfinite extensions of small roots (where small = countably or finitely generated), and study the related AECs in the sense of Shelah. Applications include a new proof of the Bazzoni-Herbera characterization of modules of projective dimension at most one over semiprime Goldie rings." . "1"^^ . "P(GA201/06/0510), Z(MSM0021620839)" . "RIV/00216208:11320/09:00206283!RIV10-GA0-11320___" . "Roots of Ext, their abstract elementary classes, deconstruction, and applications" . "339843" . . "15"^^ . . . . . "2009-01-01+01:00"^^ . "Roots of Ext, their abstract elementary classes, deconstruction, and applications"@en . "Roots of Ext, their abstract elementary classes, deconstruction, and applications"@en . . . . . "Babes-Bolyai University" . "Roots of Ext, their abstract elementary classes, deconstruction, and applications" . "Babes-Bolyai University" . . . "Roots; their; abstract; elementary; classes; deconstruction; applications"@en . "We survey the tools expressing roots of the Ext functor as transfinite extensions of small roots (where small = countably or finitely generated), and study the related AECs in the sense of Shelah. Applications include a new proof of the Bazzoni-Herbera characterization of modules of projective dimension at most one over semiprime Goldie rings."@en . "Trlifaj, Jan" . . . "Cluj University Press" . . .