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by skh
Fri Mar 27, 2020 9:08 am
Forum: OpenSees.exe Users
Topic: Adding the off-diagonal mass to the Mass Matrix
Replies: 0
Views: 348

Adding the off-diagonal mass to the Mass Matrix

Hi, I will appreciate you , if you could guide me how can I add off-diagonal mass to the Mass Matrix? For example: Current Mass Matrix a 0 0 0 b 0 0 0 C After Adding off-diagonal mass to the Mass Matrix : a 0 0 0 b+d -d 0 -d C+d Thank you in advance for your time and consideration. best,