CE/ME 532 · Q8 Serendipity Elements ·
Bottom edge fully fixed, non-uniform vertical traction on top edge.
WH
R
Eν
t
nrnc
Four petal blocks wrap the hole. Total Q8 elements = 4 · nr · nc.
q₀
negative = pushing down, positive = pulling up
Solving… (larger meshes take a few seconds)
Element stiffness uses 3×3 Gauss (full integration).
Edge tractions on the top boundary are converted to
consistent nodal forces via 3-point Gauss on each element edge.
Deformation scale:1.0×
👉 Tip: click any element in the canvas to inspect its
nodes, Jacobian, B matrix, and element stiffness k(e).