On 27.05.2020 14:05, Lorenzo Paulatto wrote: > > Hello Anonymous, > this is really tiny: >> A = 2.5200 > > kind regards > > Hello Lorenzo, This does not influence the result. If I increase granularity of the k-mesh (to say 4 4 2 0 0 0) the error persists. Sincerely yours, M.V. Kondrin