Mathematical Methods in the Applied Sciences, cilt.44, sa.6, ss.5099-5109, 2021 (SCI-Expanded)
© 2020 John Wiley & Sons, Ltd.In this paper, we obtain a second regularized trace formula on L2([0, π]; H) for a higher order self-adjoint differential operator with unbounded operator-valued coefficient, where H is a separable Hilbert space.