Concept information
Preferred term
sectorial operator
Definition(s)
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In mathematics, more precisely in operator theory, a sectorial operator is a linear operator on a Banach space, whose spectrum in an open sector in the complex plane and whose resolvent is uniformly bounded from above outside any larger sector. Such operators might be unbounded.
(Wikipedia, The Free Encyclopedia, https://en.wikipedia.org/wiki/Sectorial_operator)
Broader concept(s)
In other languages
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French
URI
http://data.loterre.fr/ark:/67375/PSR-KLWJL833-P
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