Edit Profile Keller, R. G. Compute Distance To: Compute Author ID: keller.r-g Published as: Keller, R.; Keller, R. G. Documents Indexed: 3 Publications since 1979 Co-Authors 2 single-authored Serials 2 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics Fields 2 Partial differential equations (35-XX) 2 Operator theory (47-XX) Publications by Year Citations contained in zbMATH 2 Publications have been cited 4 times in 4 Documents Cited by ▼ Year ▼ The essential self-adjointness of differential operators. Zbl 0403.35030Keller, R. G. 3 1979 The essential self-adjointness of differential operators with positive coefficients. Zbl 0403.35031Keller, R. G. 1 1979 The essential self-adjointness of differential operators. Zbl 0403.35030Keller, R. G. 3 1979 The essential self-adjointness of differential operators with positive coefficients. Zbl 0403.35031Keller, R. G. 1 1979 all top 5 Cited by 6 Authors 2 Keller, R. G. 1 Gesztesy, Fritz 1 Mitrea, Marius 1 Nenciu, Irina 1 Nguyen Xuan Dung 1 Teschl, Gerald Cited in 2 Serials 3 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 1 Advances in Mathematics Cited in 3 Fields 4 Partial differential equations (35-XX) 4 Operator theory (47-XX) 1 Quantum theory (81-XX) Citations by Year