Serdica Bulgariacae mathematicae publicationes

Volume 5, 1979

Number 1

• Chobanov, G. I. On the Cauchy problem for a class of quasilinear degenerate parabolic and ultraparabolic equations. (pp. 3-12)
• Gawronski, W. Asymptotic distribution of the zeros of power series. (pp. 13-23)
• Nawrotzki, K. Weak ergodicity of stationary random sequences of stochastic matrices. (in Russian) (pp. 24-33)
• Barneva, M. Some remarks concerning the programming language Pascal. (in Russian) (pp. 34-38)
• Debes, H., U. Zahle. Some transformations of renewal processes. (pp. 39-49)
• Khadzhiivanov, N, G., V. S. Nikiforov. Estimates for the number of cliques of a graph with a given vertex independence number. (in Russian) (pp. 50-59)
• Rusev, P. K. The representation of analytic functions by means of series in Laguerre functions of the second kind. (pp. 60-63)
• Glaeske, H.-J., H.-J. Sebastian. Verallgemeinerungen Dirichletscher und Lambertscher Reihen. (in German) (pp. 64-72)
• Papatheodorou, T. S. Approximation of solutions to nonlinear variational time dependent problems. (pp. 73-82)
• Tikhomirov, V. M., B. D. Boyanov. Some convex problems of approximation theory. (in Russian) (pp. 83-96)

Number 2

• Martinov, N. J. Minimal triangulation of a polygon with certain unstraight vertices. (in Russian) (pp. 97-102)
• Khadzhiivanov, N. G. On the number of triangle in certain graphs. (in Russian) (pp. 103-118)
• Prabhakar, T. R., S. Jain. A set of polynomials relevant to problems in quantum mechanics. (pp. 119-122)
• Semerdzhieva, R. I. Some boundary value problems for an equation of mixed type. (in Russian) (pp. 123-127)
• Petrov, V. P., D. G. Skordev. Combinatory structures. (in Russian) (pp. 128-148)
• Pavlov, R. D. Uber eine Verallgemeinerung des Begriffes Durchgangsbuchstabe. (in Russian) (pp. 149-172)
• Davidov, J. T. Bounded families of holomorphic mappings between complex manifolds. (pp. 173-178)
• Glaeske, H.-J. Eine Verallgemeinerung der Laguerre-Transformation. (in German) (pp. 179-185)
• Schlee, W. Nonparametric estimation of curves. (pp. 186-202)
• Fichera, G. Betti numbers of differentiable manifolds and multiplicity of eigenvalues. (pp. 203-207)

Number 3

• Yakimov, Stojcho P. Simple groups of length 9. (pp. 209-221)
• Georgiev, N. N. Estimate of the period of a periodic solution of a three-dimensional dissipative system. (in Russian) (pp. 222-228)
• Fichtner, K.-H., J. Kerstan. Asymptotische Invarianz bei Halbgruppen stochastischer Kerne. I. (in German) (pp. 229-251)
• Pavlov, Radoslav D. The problem of recognizing group properties in restricted alphabets. (in Russian) (pp. 252-271)
• Srivastava, K. B. A proof of Telyakovski-Gopengauz theorem through interpolation. (pp. 272-279)
• Baikoussis, Chr. Umbilic points on compact surfaces of revolution. (pp. 280-282)
• Iliev, G. I. Approximation by polynomials which keep the monotony of the approximated function. (pp. 283-286)
• Pavlov, Khristo V. An inverse problem in queueing theory. (in Russian) (pp. 287-291)
• Trautner, R. Density properties of Mellin transforms. (pp. 292-299)
• Konstantelos, E. On responses to the simplex centroid design. (pp. 300-302)
• Nenov, N, D., N. G. Khadzhiivanov. On edgewise 2-colored graphs containing a monochromatic triangle. (in Russian) (pp. 303-305)

Number 4

• Boyadziev, H. N. Some notes on real Banach algebras. (pp. 307-309)
• Kerstan, J., K.-H. Fichtner. Asymptotische Invarianz bei Halbgruppen stochastischer Kerne. II. (in German) (pp. 310-315)
• Pirgov, D. T., E. R. Kantardjieva. Über eine Verallgemeinerung des Kriteriums von G. Polya über die Irreduzibilität ganzzahliger Polynome im Körper der rationalen Zahlen. (in German) (pp. 316-320)
• Sharma, B. D., S. K. Wasan. Weak cyclic codes. (pp. 321-326)
• Kamont, Z. On the Cauchy problem for system of first order partial differential-functional equations. (pp. 327-339)
• Desimirova, L. K. Some theorems on irreducibility of integral polynomials. (in Russian) (pp. 340-343)
• Stefanov, S. S. Some properties of compacta with involution without fixed points. (in Russian) (pp. 344-350)
• Tchakerian, K. B. Simple groups of order 2^a.3.5.q^b. (pp. 351-361)
• Gichev, T. R., V. M. Vel'ov. Influence of inertia of control device in a time optimal control problem. (in Russian) (pp. 362-369)
• Pavlov, R. D. On the problem of recognizing homomorphisms of finitely presented groups. (in Russian) (pp. 370-373)
• Nieminen, J. Betweenness and ternary operations on partial lattices. (pp. 374-377)
• Avramov, L. I. A class of factorial domains. (pp. 378-379)
• Khadzhiivanov, N. G. On the degree of connectedness of products of continua. (in Russian) (pp. 380-383)