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Dear STKO Team,

Thank you very much.
I will watch your past webinar and the upcoming one!
Kind regards,
Joao

Dear Francesca,

Hello, thank you for the reply.
I'd like to apply a initial imperfection proportional to a eigenvector.
I presume that it could be possible to apply this as an initial condition of the system.
Thank you very much!
Joao

Dear STKO Team,

Hello. I also need to activate contact, in my case between two shell surfaces.
I understand I have to create an Interaction for each group of surfaces in contact and then assign a contact element to it.
I have some questions which I kindly ask you please to give me a feedback:
1 ...

Dear All,
I'm very new to STKO and opensees. In a general way can you please guide me on how to use an eigenvalue analysis to apply initial imperfections to a shell model?
Thank you very much for your help.
Kind regards,
Joao