Department of Mathematics and Systems Analysis


Research reports by Viking Högnäs

Here are the reports authored by Viking Högnäs. See the reports of all authors.

Helsinki University of Technology Institute of Mathematics Research Reports A

Viking Högnäs
Nonnegative operators and the method of sums   [pdf][ps]
Received 2001-06-30 * the method of sums, maximal regularity, nonnegative operators, fractional powers of positive operators, fractional derivatives, fractional evolution equations, Hölder continuous functions
Philippe Clément, Gustaf Gripenberg, Viking Högnäs, Stig-Olof Londen
Some remarks on the method of sums   [pdf][ps]
Received 1999-10-30 * Method of sums, maximal regularity, interpolation spaces * AMS 47A99, 47A10, 46B70

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