Clements, David J.Anderson, Brian D.O.2026-01-022026-01-02ORCID:/0000-0002-1493-4774/work/174739952https://hdl.handle.net/1885/733803152For a class of Markov processes in additive gaussian white noise, both the equations for the optimal fixed-point smoother and those for a sub-optimal fixed-lag smoother are presented. Simulation results for the random telegraph wave are discussed.4en19740016352665