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Thanks anyway! :)

How can I substract two matrix if one of them with a paramter X (X=1..10), the other one is not relate to X at all? I always got a result with a nested array....Help~ :) I attached my example questions in http://collab.mathsoft.com/~Mathcad2000/login Forum: Mathcad Usage Chat Topic Name...

Thanks, everyone. I really appreciate the input from all of you! To cvg: Yes, I passed FE last year. :) To HgTX: You are right, the most straightforward way is call the board and ask. Thanks again and have a good day!

Hi, Everyone: Happy New Year! I got several questions about apply for PE(SE) exam, I will really appreciate if you could give me some help. Thank you! My background: 1. Graduated from Zhejiang University in 1999, P.R.China, major in SE. 2. 3 Years working experience in China, as Structural...

Hi, Andy: Thank you very much for your valuable input. It gave me a better idea of what Opis is. I really appreciate it.

Hi, there: I finally got Opis trial version. However, since I don't have any experience about Opis or BRASS (The help menu are talking a lot of BRASS too), I feel really confused about how to evaluate this software. That's why I come back here and try to find some help. 1. Seems that Opis is...

Thank you, Andy. Yes, I was asking whether OPIS could handle non-voided rectangular beams. It is good that OPIS can do it. Thanks again for your help and Have a good weekend!

Thank you very much, Andy10. I just searched internet and got some information about OPIS for AASHTOWare website. However, I got a question. Do you know whether OPIS can handle prestress planks? Their website only mentioned about prestress concrete box and I-beam. Thanks again for your...

Ok, so far no reply. :( Anyway, I did some research myself, hope it will be helpful. MDX: quite popular, support AASHTO LRFD, though seems only can model steel bridges. Conspan (LEAP company): precast/prestressed bridge beam analysis and design, support AASHTO LRFD, seems easy to use...

Any recommendations for Bridge Design Software? I wish it could have the following features: 1. support AASHTO LRFD 2. can model different structural sections, including plank beams. 3. moving load analysis Thank you very much! ^_^