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Re: SAP, RISA3D, STAAD - Master/Slave Relationships

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Warren Stewart wrote :

<< >Another example: What if we introduce a support settlement at the 
 base of one
 >of the columns? This node is out of plane and is not slaved, but this 
 >will definitely impact our diaphragm, and the previously mentioned
 >transposition isn't going to account for it.
 The Ghali and Neville formulation will properly account for this.

I dont understand how the Ghali/Nevile fromulation, which is for plane
stiffness, will account for this. Could you please elaborate? 

Thank you,
Don McMarlen, P.E.