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Seminar of the Department of Theoretical Physics, Steklov Mathematical Institute of RAS
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Commutativity conditions for differential operators of orders 3,4,5 V. V. Sokolov Moscow Institute of Physics and Technology (National Research University), Higher School of Contemporary Mathematics |
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Abstract: The simplest commutative ring of ordinary differential operators of rank 1 that does not contain the Schrödinger operator is generated by operators of orders 3,4,5. Explicit formulae describing such a ring are written out. |
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