A MTA MŰSZAKI TUDOMÁNYOK OSZTÁLYÁNAK KÖZLEMÉNYEI 56. KÖTET (1978)
56. kötet / 1-2. szám
CONTENTS Terplán, Z.: Memory of G. Szabó (1879-1963) 1 Kézdi, Á. : Measurement of Pore Air and Pore Water Pressure in Triaxial Testing 9 Tarnai, T.: On the Existence and Uniqueness Conditions of the Membrane-state of Shell Structures. I. Hyperbolic Shells 19 Páczeit, I. — Herpai, В.: Contribution to the Calculation of Frame Structures Including Conditional Kinematic Connections 49 Ecsedi, I.: Method of Perturbation for the Calculation of the Approximate Value of Torsional Stiffness 87 Matolcsy, T. —Matolcsy, M.: Some Questions of Fatigue and Endurance of Parallel Elements 98 Gausz, T. : Dynamic Load of Aircraft Wings 105 GTÔSZ, M.: Optimal Design of Tube Networks by Integer Programming 115 Lenkei, P.: Japanese Results in the Field of R. C. Structures Subjected to Dynamic Effects 127 Richlik, Gy. — Tóth, Gy.: Application of Trefftz Fichera's Method for the Corrective Delimitation of the Natural Angular Frequency of a Beam Sugjected to Flexural Oscillation 131 Szidarovszky, J.: Stress Pattern in Box Girder Bridges 143 Tarnai, T.: On the Existence and Uniqueness Conditions of the Membrane-state of Shell Structures. II. Parabolic Shells 169 Ecsedi, I. : An Inequality Relation in Connection with the Energy of Deformation 193 Bosznay, A.: Report on the International Colloquium „Euromech 112" Held on the Subject „Delimitation of the Eigenfrequencies of Continuous Structures" 201