Coron, Jean-Michel Ervedoza, Sylvain and Glass, Olivier 2009. Uniform observability estimates for the 1-D discretized wave equation and the random choice method. Comptes Rendus Mathematique, Vol. 347, ...
FAIRVIEW, Ore. (AP) — A small plane that crashed into a row of townhomes, killing three people just east of Portland, Oregon, had reported “controllability” issues before going down ...
3, 2024, that a pilot was on a maintenance test flight and reported unspecified "controllability" problems before crashing into a row of townhouses in the Fairview Terrace development on Saturday ...