scientific article; zbMATH DE number 1263572
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zbMath0956.30015MaRDI QIDQ4234498
Publication date: 15 March 2001
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Perturbation theory of linear operators (47A55) Collected or selected works; reprintings or translations of classics (01A75) Special classes of entire functions of one complex variable and growth estimates (30D15) Ordinary differential operators (34L99) History of functions of a complex variable (30-03)
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