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zbMath0444.35075MaRDI QIDQ3887881

V. K. Romanko

Publication date: 1980

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

uniqueness solvability unbounded operator separable Hilbert space decomposition of the spectrum three-points boundary value problem

Mathematics Subject Classification ID

Equations and inequalities involving linear operators, with vector unknowns (47A50) Operator partial differential equations (= PDEs on finite-dimensional spaces for abstract space valued functions) (35R20)

Related Items (1)

Solvability of boundary value problems for second-order elliptic differential-operator equations with a spectral parameter and with a discontinuous coefficient at the highest derivative

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