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Publication:3218490
zbMath0555.35048MaRDI QIDQ3218490
Publication date: 1984
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
mixed boundary value problemsRiemann-Hilbert boundary value problemsecond order equationfirst order elliptic systemsfunction theoretic methodsnonlinear elliptic complex equations
Boundary value problems for second-order elliptic equations (35J25) Nonlinear boundary value problems for linear elliptic equations (35J65) Nonlinear first-order PDEs (35F20)