
The authors consider the Cauchy problem for the pantograph equation, examinate its spectral properties, establish the boundaries of the parameter interval in which the problem remains a Volterra problem. The spectral theory of Hilbert-Schmidt operators is applied.
complete continuity, pantograph equation, Spectral theory of functional-differential operators, Gaal formula, Operators on Hilbert spaces (general), Linear functional-differential equations, Hilbert-Schmidt operator, operator trace formula, nuclearity, spectrum
complete continuity, pantograph equation, Spectral theory of functional-differential operators, Gaal formula, Operators on Hilbert spaces (general), Linear functional-differential equations, Hilbert-Schmidt operator, operator trace formula, nuclearity, spectrum
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