Answer:
The stiffness of a surface can be influenced both in its plane and out of its plane. For this, use orthotropic stiffnesses (see the image).
Modifying Stiffness of Surface out of its Plane
Can I change the stiffness of a surface out of its plane?
Author
In Product Engineering, Bastian is responsible for development and quality assurance in timber structures and also plays an active role in customer support. His experience directly informs how he addresses practical issues.
References
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