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On cyclic essential extensions of simple modules over differential operator rings |
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| Authors: | Alveri Sant’Ana Robson Vinciguerra |
| Institution: | Departamento de Matemática Pura e Aplicada, Instituto de Matemática, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil |
| Abstract: | |
| Keywords: | Cyclic essential extensions differential operator rings δ-primitive rings δ-simple rings simple modules |