# zbMATH — the first resource for mathematics

Angle singularities of solutions to the Neumann problem for the two-dimensional Riccati’s equation. (English) Zbl 0931.35055
Summary: A two-dimensional Riccati’s equation with Neumann boundary data is considered in a domain with an angular point. Asymptotic formulas for an arbitrary solution near the vertex are obtained.

##### MSC:
 35J65 Nonlinear boundary value problems for linear elliptic equations 35A20 Analyticity in context of PDEs
##### Keywords:
asymptotic formulas