An Adaptive FEM for Buckling Analysis of Nonuniform Bernoulli-Euler Members via the Element Energy Projection Technique

<table>Spindle-shaped beam of Example <a href="https://static.hindawi.com/articles/mpe/volume-2013/461832/figures/#ex2">2</a>.</table>

Mathematical Problems in Engineering

Figure 3: An Adaptive FEM for Buckling Analysis of Nonuniform Bernoulli-Euler Members via the Element Energy Projection Technique 