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Publication:3762932
zbMath0627.35009MaRDI QIDQ3762932
Publication date: 1987
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Hamiltonian vector fieldssharp estimatespropagation of singularitiesparadifferential operatorsprincipal symbolsBony's theoremnull bicharacteristic stripsquasi-homogeneous case
Smoothness and regularity of solutions to PDEs (35B65) Pseudodifferential operators as generalizations of partial differential operators (35S05) Analyticity in context of PDEs (35A20) Nonlinear higher-order PDEs (35G20)
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