The Prediction of Buckling Load of Laminated Composite Hat-Stiffened Panels Under Compressive Loading by Using of Neural Networks

Terminology	Description
A₁₁, A₁₂,A₂₂, A₆₆	Extensional stiffness component of skin
D₁₁, D₁₂,D₂₂, D₆₆	Bending stiffness component of skin
p	Pitch length (center to center spacing of stiffeners)
D₁/D₂	Panel orthotropy ratio