Mat. Zametki, 1987, Volume 41, Issue 4

JOURNALS // Matematicheskie Zametki // Archive

1987, Volume 41, Issue 4

	Syntactic homomorphisms A. P. Abramov		465
	Unitary subgroup of the multiplicative group of the integral group ring of a cyclic group A. A. Bovdi		469
	Lattices on pseudo-Bassian commutative rings Yu. A. Drozd, L. F. Chernova		475
	Rationality of the field of invariants of a faithful four-dimensional representation of the icosahedral group I. Ya. Kolpakov-Miroshnichenko, Yu. G. Prokhorov		479
	Theory of lattice-ordered rings N. Ya. Medvedev		484
	A classification of local formations of finite groups with nilpotent defect 2 A. N. Skiba, E. A. Targonskii		490
	A global property of approximately differentiable functions N. M. Isakov		500
	Functional spaces on the sphere, related with approximation theory S. M. Nikol'skii, P. I. Lizorkin		509
	Estimates of the derivatives of trigonometric polynomials A. P. Petukhov		517
	A certain inequality for convex forms S. P. Tarasov, L. G. Khachiyan		521
	An estimate of the rate of convergence of solutions of parabolic equations with weakly convergent right-hand side V. L. Kamynin		525
	Spaces of continuous functions in elementary generic extensions V. I. Malykhin		535
	Condition of holonomicity of characteristic directions of a submanifold Yu. A. Aminov		543
	$n$-Dimensional helicoidal surfaces in Euclidean space $E^m$ V. T. Lisitsa		549
	Iterated browder-livesay invariants and the Uzing problem A. F. Kharshiladze		557
	Single test for closed contacts in block circuits S. M. Vartanyan		564
	Resolvable designs of finite geometry and related designs B. T. Rumov		573
	Automorphism groups of numbered sets V. L. Selivanov		592
	Lower bounds on the size of bounded depth circuits over a complete basis with logical addition A. A. Razborov		598
	Limit distributions of characteristics of exceeding a level by a Gaussian field N. N. Leonenko		608