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thanks for silvia

define the section fiber, there are patch quad and patch circ in the User Manual,but I found there is patch rect in the example and the command is not explained in the User Manual,so I do not know how to define it.
thank you very much!

oh, I see, thank you very much!

thanks for silver,but the time is -1757.26,-3511.82......, I do not understand it.
thanks for you again.

I got the element global force output,but I found there are 7 value for every node,why?
thank for your help!

I have solved this problem,thanks.

thanks,I know I ought to specify the number,but I still do not understand the meaning of integration points after I read the manual,so I do not know how to specify the number of integration points. I am a novice in the Opensees.thanks for your help and patient.

In the Nonlinear Beam Column Element command,there is about the number of integration points along the element,but I do not know how to get the number of integration points.thanks for your help!

ok, thanks a lot.

thanks for your reply,but after I saw the OpenSees Command Language Manual ,I only found the Lowes-Altoontash beam-column joint model(2003) ,and there is nothing about the Mitra-Lowes joint model(2007) in the references of Opensees command language manual.
thanks for your helpness.

I want to enquire about super-element model for the beam-column joint(Mitra and Lowes 2007).I want to ask if the Mitra-Lowes joint model added to OpenSees or not now? If not, shall we use the code of the new joint element? Thanks for your helpness.I am looking forward any suggestions about my questi...