0 x 0 y z 0 yz zx 0 xy (1 2 ) 2(1 ) 0 Continuum (Displacement only) • Bar (u) 1D 2D • Truss (u,v,w) • Plane stress (u,v) • Plane Strain (u,v) • Bricks (u,v,w) 3D Structural (Displacement and Slope) • Beam (u,v,w, θx,θy,θz) • Plate (u,v,w, θx,θy) • Shell (u,v,w, θx,θy,θz) • • • • • • • • – • • • – Model of Structure Different Model of Structure Discretised Model Discretised Model Magnitude of Errors…
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