) : For each element, a mathematical relationship is established between force ( ) and displacement ( ), often represented by the equation
: Engineers select different shapes based on the analysis needed—triangular or quadrilateral for thin surfaces, and solid bricks or tetrahedrons for 3D bodies. Stiffness Matrix ( Concepts and Applications of Finite Element Ana...
: The most fundamental step where a complex structure is divided into smaller pieces called finite elements . These elements are connected at specific points known as nodes , forming a "mesh" that represents the entire geometry. ) : For each element, a mathematical relationship