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Table 5 The first natural frequency for the system composed of two pre-bent truss components (steel)

From: Component-based reduced basis for parametrized symmetric eigenproblems

  No pre-bending Horizontal pre-bending Vertical pre-bending Horizontal and vertical
     pre-bending
SCRBE 12.608 Hz 11.868 Hz 12.246 Hz 11.553 Hz
FE 12.606 Hz 11.852 Hz 12.241 Hz 11.534 Hz