
Lyapunov equation, N=100 (10x10 grid)

 Computing a solution with prescribed rank=40
 Number of iterations of the method: 2
 Subspace dimension: 30
 Stopping condition: tol=1e-07, maxit=100
 Error estimate reported by the solver: 3.229e-09
 Computed residual norm: 4.245e-09

