I want to perform an eige analysis in STKO for the MDOF mass-spring system shown in the attached figure. I'm using Node-to-Node links and Zero-length elements. However, the mass matrix shown in the figure contains Off-diagonal elements. How can these elements be inserted?
Thank you.
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- Fri Nov 07, 2025 10:44 pm
- Forum: Condition
- Topic: Off-diagonal elements in the mass matrix
- Replies: 1
- Views: 2594