Probl. Peredachi Inf., 1982, Volume 18, Issue 4

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1982, Volume 18, Issue 4

	On the 60th Anniversary of the Foundation of the USSR	3

Information Theory and Coding Theory
	Lower Bound for Error Probability in a Discrete Memoryless Channel with Feedback A. Yu. Sheverdyaev	5
	Capacity in the Case of Transmission by Smooth Surfaces in Multiparametric Gaussian White Noise M. Nussbaum	16
	On Methods of Code Lengthening V. A. Zinov'ev, S. N. Litsyn	29

Methods of Signal Processing
	Multivariate Asymptotically Optimal Stochastic Approximation Procedure A. M. Benderskii, M. B. Nevel'son	43
	Sequential Parameter Estimation and Filtering of Stochastic Processes A. G. Tartakovskii	54
	On Minimax Filtering of Functions in $L_2$ G. K. Golubev	67

Communication Network Theory
	Upper Bound for the Delay in a Multiple-Random-Access System with a Splitting Algorithm B. S. Tsybakov, N. B. Likhanov	76
	Unidirectional Loop Communication Networks with Packet Switching L. V. Andreev	85
	Some Inequalities for a Multiphase System A. A. Pukhal'skii	104

Сorrespondence
	Decay of the Dependence on an Initial State for Some Multicomponent Markov Systems L. G. Mityushin	117
	On the Asymptotic Expansion of the Mean Square Risk for a Bayesian Estimate E. K. Trishchenko	123