65XX 


Numerical analysis 

65Nxx 

Partial differential equations, boundary value problems 


65N06 
Finite difference methods 


65N08 
Finite volume methods 


65N12 
Stability and convergence of numerical methods 


65N15 
Error bounds 


65N20 
Illposed problems 


65N21 
Inverse problems 


65N22 
Solution of discretized equations [See also 65Fxx, 65Hxx] 


65N25 
Eigenvalue problems 


65N30 
Finite elements, RayleighRitz and Galerkin methods, finite methods 


65N35 
Spectral, collocation and related methods 


65N38 
Boundary element methods 


65N40 
Method of lines 


65N45 
Method of contraction of the boundary 


65N50 
Mesh generation and refinement 


65N55 
Multigrid methods; domain decomposition 


65N75 
Probabilistic methods, particle methods, etc. 


65N80 
Fundamental solutions, Green's function methods, etc. 


65N85 
Fictitious domain methods 


65N99 
None of the above, but in this section 