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ON THE BASIC APPROXIMATION THEOREM FOR SEMIGROUPS OF LINEAR OPERATORS
Foias, C., Gussi, G., Poenaru, V.Volume:
43
Language:
english
Journal:
Proceedings of the National Academy of Sciences
DOI:
10.1073/pnas.43.7.616
Date:
July, 1957
File:
PDF, 202 KB
english, 1957