Related online material


My books

  • Björk, J.-E., Rings of Differential Operators, North-Holland Mathematical Library, Volume 21, North-Holland Publishing Company, Amsterdam, 1979, ISBN 0-444-85292-1.
  • Fells Ritt, J., Differential Algebra, Dover Publications, Inc., New York, 1966 (1950), Library of Congress Catalog Card Number: 66-23746.


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