2 papers
math.AP2025
A Nonlinear elliptic PDE with curve singularity on the boundary
Mamadou Ciss, Abdourahmane Diatta, El Hadji Abdoulaye Thiam
Let be a bounded domain of () with smooth boundary and be a closed submanifold contained on and containing . W…
math.DG2025
Ricci Solitons on a family of three dimensional Lorentzian Walker manifolds
A. Diatta, M. Ciss, A. S. Diallo
A Ricci soliton is a natural generalization of an Einstein metric. On a pseudo-Riemannian manifold (M, g), it is defined by : $LX g + \r{ho} = λ g, where X is a smooth vector fiel…