Madrid, España
, Philippe Giménez
, Fernando Javier Hernando Carrillo
, F. Monserrat Delpalillo
, Julio José Moyano Fernández, 2023, ISBN 978-84-19647-46-7, págs. 103-106An effective computation of a basis of the nontrivial centralizer of a differential operator is the first step towards a Picard-Vessiot theory for spectral problems. A method is presented to calculate the centralizer of an order three ordinary differential operator, applying G. Wilson’s results on almost-commuting operators.
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