The problem of controlling a finite-state asynchronous sequential machine is examined. Main consideration is given to input/output control, where access to the state of the machine is not available. The objective is to use output feedback to control t . . .

Hawaiian volcanoes evolve through stages that have been delimited by the compositions of their erupted lavas. New in situ 238U-230Th and U-Pb dating of single zircons from leucocratic plutonic xenoliths erupted at Mauna Kea and Hualalai volcanoes, Haw . . .