Bulletin de l'Institute de Matématiques

Tome 10, 1969

C O N T E N T S

• Sendov, Bl., B. Penkov. Cross cuts of the space of continuous functions (Bulgarian. Russian and German summaries) 5−15
• Baichev, I. Convergence and summability of series of generalized Bessel polynomials (Bulgarian. Russian and English summaries) 17−26
• Obretenov, A. Asymptotic behavior of the solution of a Wiener-Hopf equation whose kernel is a probability density (Bulgarian. Russian and English summaries) 27−40
• Dolapciev, B. Verallgemeinerung der Nielsen-Tzenoff-Gleichungen (Bulgarian. Russian and German summaries) 41−57
• Ivanova-Karatopraklieva, I. Certain geometric interpretation of the second order differential invariants of three-parameter families of lines in P₄ (Bulgarian. Russian and English summaries) 59−68
• Zapryanov, Z. Flow movement around rounded inverse cones at supersonic speed (Bulgarian. Russian and English summaries) 69−84
• Stanilov, G. Fundamental formulas of integral geometry in the biaxial space (Bulgarian. Russian and German summaries) 85−111
• Germanov, M., V. Spiridonov. A relaxation method for solution of systems on non-linear inequalities (Bulgarian. Russian and English summaries) 113−128
• Mateev, S. Some properties of ruled surfaces with common line of strictions in the elliptic and the hyperbolic space (Bulgarian. Russian and French summaries) 129−146
• Bradistilov, G., G. Boyadzhiev, W. Lubih. Periodic solutions of an autonomous system in case of the integer proportion of 100th of the characteristic equation (Bulgarian. Russian and German summaries) 147−153
• Dochev, K., P. Bărnev, P. Rusev. A certain method for computing the roots of entire functions of Laguerre type (Bulgarian. Russian and English summaries) 155−160
• Manolov, S., G. Boyadzhiev, B. Cheshankov. On the oscillations of two successively binded together homogeneous poles in a rotational plane with variable angle velocity (Bulgarian. Russian and German summaries) 161−167
• Manolov, S. The periodic solutions of a certain class of autonomous systems, with a small parameter multiplying a nonlinearity of a given form (Bulgarian. Russian and French summaries) 169−182
• Topentcharov, V. V. Sur quelques types de structures multiplicatives (French. Bulgarian and Russian summaries) 183−212
• Popov, V. A., V. M. Veselinov. Best approximation by algebraic and trigonometric polynomials relative to the Hausdorff metric (Bulgarian. Russian and French summaries) 213−221
• Kislykov, S. Determination of the amplitudes of the parametric resonance of thin elastic plates and shells (Bulgarian. Russian and English summaries) 223−229
• Ramadanov, I. An analytic characterization of the discs in the complex plane (Bulgarian. Russian and French summaries) 231−237
• Skordev, D. Linear operators with sufficiently many prescribed eigenvectors (Bulgarian. Russian and English summaries) 239−271
• Iliev, L. On certain classes of entire functions and systems of polynomials generated by them (Bulgarian. Russian and English summaries) 273−281
• Denčev, R. On the spectrum of a singular integral operator (English. Bulgarian and Russian summary) 283−292
• Mateev, A. The theory of line complexes in the elliptic and hyperbolic space (Bulgarian. Russian and French summaries) 293−305

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