Anderson, Brian D.O.Moore, John B.2026-01-022026-01-020018-9286ORCID:/0000-0002-1493-4774/work/174739781https://hdl.handle.net/1885/733802959An application of Popov criterion generalizations for time-varying systems is considered in regard to the tolerance of small amounts of memoryless sector nonlinearities existent in any practical realization of a linear system. It is shown that such nonlinearities can be tolerated if they are sufficiently small, without disturbing system stability.2en196810.1109/TAC.1968.109882184938452057