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Approximation Theory, Extremal Problems, and Nonlinear Analysis (Dedicated to the 80th Birthday of Professor V. M. Tikhomirov), Part 1

	Mix of controls and the Pontryagin maximum principle E. R. Avakov, G. G. Magaril-Il'yaev		5
	Connectedness and other geometric properties of suns and Chebyshev sets A. R. Alimov, I. G. Tsar'kov		21
	On the continuity of inverse mappings for Lipschitz perturbations of covering mappings A. V. Arutyunov, S. E. Zhukovskiy		93
	On integral representation of $\Gamma$-limit functionals V. V. Zhikov, S. E. Pastukhova		101
	On necessary conditions for a minimum A. D. Ioffe		121
	Course of mathematics V. M. Tikhomirov		153
	On an estimate connected with the stabilization of normal parabolic equation by start control A. V. Fursikov, L. S. Shatina		197