The $$\varepsilon $$ε-pseudospectra and the essential $$\varepsilon $$ε-pseudospectra of linear relations
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DOI: 10.1007/s11868-019-00300-7
Abstract: In the present paper, we introduce the new notions of the $$\varepsilon $$ε-pseudospectra and the essential $$\varepsilon $$ε-pseudospectra of linear relations and investigate their characterizations. Beside that, we establish the relationship between the pseudospectra (resp.… read more here.
Keywords: essential varepsilon; varepsilon pseudospectra; linear relations; pseudospectra essential ... See more keywords