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Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 33, No. 1, pp. 81–87, January–February, 1981.
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Moseenkov, V.B. Uniform invertibility of a linear differential operator. Ukr Math J 33, 66–70 (1981). https://doi.org/10.1007/BF01085781
- Differential Operator
- Linear Differential Operator