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Simultaneous exact control of piezoelectric systems in multilayered media

This paper considers a pair of transmission problems for the system of piezoelectricity having piecewise constant coefficients. Under suitable monotonicity conditions on the coefficients and certain geometric conditions on the domain and the interfaces where the coefficients have a jump discontinuity, results on simultaneous boundary observation and simultaneous exact control are established.

Piezoelectricity; transmission problem; simultaneous exact controllability


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