Shaiju, A. J.Petersen, I. R.James, M. R.2026-07-032026-07-03142440988897814244098840743-1619ORCID:/0000-0003-4856-9450/work/219177576https://hdl.handle.net/1885/733812383In this paper, we formulate and solve a guaranteed cost control problem for a class of uncertain linear stochastic quantum systems. For these quantum systems, a connection with an associated classical (non-quantum) system is first established. Using this connection, the desired guaranteed cost results are proved. The theory presented is illustrated using an example from quantum optics.6en200710.1109/ACC.2007.428259839549121955