scientific article; zbMATH DE number 3408196

zbMath0258.35046MaRDI QIDQ5673824

Boleslaw Palczewski

Publication date: 1969

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Mathematics Subject Classification ID

Initial-boundary value problems for second-order hyperbolic equations (35L20) Stability in context of PDEs (35B35) First-order nonlinear hyperbolic equations (35L60)

Related Items (1)

Étude de quelques problèmes d'existence globale concernant l'équation \[ {\partial r+S_u\over\partial x^r\partial y^s}=f(x,y,u,{\partial u\over \partial x},{\partial u\over\partial y},\dots,{\partial p+qu\over\partial x^p\partial y^q},\dots,)\begin{cases} 0\leq p\leq r\\ 0\leq q\leq s\\ p+q\leq r+s.\end{cases} \]

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