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Ing. Robert Martinec
2026-08-05

Stability – Finding Mode Shapes from Critical Load Factor

Why is the “Find mode shapes from critical load factor” button inactive?

Answer:
Why is the “Find mode shapes from critical load factor” button inactive?
Why is the “Find mode shapes from critical load factor” button inactive?
It depends on the selected eigenvalue method. This option is not available for the Lanszos eigenvalue analysis method. If you use the Roots of characteristic polynomial or Subspace iteration methods, the “Find mode shapes from critical load factors” option is available.
If you use the Roots of characteristic polynomial or Subspace iteration methods, the “Find mode shapes from critical load factors” option is available.
Stability – Finding Mode Shapes from Critical Load Factor
Author

Ing. Martinec takes care of customer service and student licenses in the Czech office.

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