... (1. 10e) Mxy = Myx = − (1 − ν)D ∂ w0 ∂x∂y (1. 10a) (1. 10b) (1. 10c) (1. 10f) where t is the thickness of a plate and D is the flexural rigidity defined by D= Et 12 (1 − ν ) (1. 11) In the derivation of ... Basic Theory of Plates and Elastic Stability 1. 1 1. 2 1. 3 Eiki Yamaguchi Department of Civil Engineering, Kyushu Institute of Technology, Kitakyusha, Japan 1. 1 Introduction Plates Basic ... Timoshenko, S.P and Woinowsky-Krieger, S 19 59 Theory of Plates and Shells, 2nd ed., McGraw-Hill, NY [5] Timoshenko, S.P and Gere, J.M 19 61 Theory of Elastic Stability, 2nd ed., McGraw-Hill, NY c 19 99 by...