scientific article; zbMATH DE number 4113170

zbMath0679.35073MaRDI QIDQ4728754

B. G. Ararktsyan, R. R. Shakhbagyan

Publication date: 1988

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

zbMATH Keywords

boundary value problemelliptic operatorpiecewise constant coefficientsestimation of eigenvalues

Mathematics Subject Classification ID

Estimates of eigenvalues in context of PDEs (35P15) PDEs with low regular coefficients and/or low regular data (35R05) Second-order elliptic equations (35J15)

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