## A sufficient condition for existence of real analytic solutions of P.D.E. with constant coefficients, in open sets of $$R^ 2$$.(English)Zbl 0499.35021

### MSC:

 35E10 Convexity properties of solutions to PDEs with constant coefficients 35A05 General existence and uniqueness theorems (PDE) (MSC2000) 35A10 Cauchy-Kovalevskaya theorems 32C05 Real-analytic manifolds, real-analytic spaces

### Keywords:

existence; real analytic solutions; p-convexity; descent method
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### References:

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