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Degree for weakly upper semicontinuous perturbations of quasi-m-accretive operators

W Kryszewski1, M Maciejewski2

  • 1Institute of Mathematics, Lodz University of Technology, Lodz, Poland.

Philosophical Transactions. Series A, Mathematical, Physical, and Engineering Sciences
|January 4, 2021
PubMed

Keywords:
accretive operatorset-valued mapsingle-valued approximationssystem of elliptic PDEtopological degree

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