On the Fredholm and unique solvability of nonlocal elliptic problems in multidimensional domains=sum_{|alpha|leq 2m}a_alpha(x)
D^alpha u, B_{ij}u=sum_{s=0}^{S_
i}(sum_{|alpha|leq m_j}b_{ijalpha s}(x)
D^alpha u)(omega_{is}(x))|_{Gamma_
i Asymptotics of the heat kernels on 2D latticesWe obtain asymptotic expansions of the spatially discrete 2
D heat kernels, or Green's functions