| Subject |
Operator theory |
| Title |
Spectrum Structure of Solvable Pantograph Differential Operators for First Order |
| Author(s) |
Z. I. Ismailov, E.O.Çevik, B.O.Guler and P.Ipek |
| Keywords |
Pantograph differential operators; solvable extension; spectrum; resolvent operator |
| Abstract |
In this work, based on M.I.Višik’s result all solvable extensions of the minimal operator generated by linear pantograph-type delay differential-operator expression for first order in Hilbert space of vector-functions at finite interval in terms of boundary values have been described. Later on, the spectrum structure of these extensions has been researched. |