Abstract
We consider the optimal boundary control of string vibrations and study the case of boundary force control at one end of the string, the other end being free. We show that if the initial and terminal data are arbitrary, then the dependence of the optimal boundary control on these data may be nonlinear. Conditions under which the dependence is linear are indicated. An example is considered in which the optimal control can be found in closed form.
References
Il’in, V.A. and Moiseev, E.I., Optimization of Boundary Controls of String Vibrations, Uspekhi Mat. Nauk, 2005, vol. 60, no. 6, pp. 89–114.
Il’in, V.A. and Moiseev, E.I., Optimal Boundary Control by an Elastic Force at One End of a String with the Other End Free over an Arbitrary Sufficiently Large Time Interval, Differ. Uravn., 2007, vol. 43, no. 12, pp. 1655–1663.
Moiseev, E.I., Optimal Boundary Control by a Displacement in W 1p of a String with a Free End, Differ. Uravn., 2008, vol. 44, no. 5, pp. 709–711.
Moiseev, E.I. and Kholomeeva, A.A., Optimal Boundary Control by a Force at One End of a String with a Given Force Mode at the Other End, Differ. Uravn., 2011, vol. 47, no. 10, pp. 1492–1497.
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Original Russian Text © E.I. Moiseev, 2011, published in Differentsial’nye Uravneniya, 2011, Vol. 47, No. 11, pp. 1653–1657.
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Moiseev, E.I. On the nonlinear dependence of the optimal boundary control on the initial and terminal conditions. Diff Equat 47, 1675–1679 (2011). https://doi.org/10.1134/S0012266111110140
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DOI: https://doi.org/10.1134/S0012266111110140