Community Profile # Asif Arshid

### NDSU

Last seen: ungefär 2 år ago Active since 2016

PhD Student in Civil Engineering Department at North Dakota State University,

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Question

Did anyone developed a code/function to create Stiffness matrix of 8-Node Brick (Hexahedral) in Finite Element Analysis ?
I am developing a model, which will use 8-nodded brick elements. I am looking for an already built code/function, which can crea...

ungefär 6 år ago | 2 answers | 0

### 2

Question

Finding inv(A) for Ax=b system
I tried 3 methods to solve the system for inv(A), where A is highly sparse matrix spy(A) is given below: 1) pinv(A)......... ...

mer än 6 år ago | 1 answer | 0

### 1

Question

How can I add the elements of a smaller matrix in the elements of a bigger matrix at some specified locations ???
Is there any direct way of adding matrix "B" directly in "A" to get "D" matrix ??? I did it the following way... A=ones(5);...

mer än 6 år ago | 1 answer | 0

### 1

Question

How can i solve these two equations simultaneously for A and B ?
I have a system of 16 equations with 4 integration constants (A, B, C and D) in each soil layer (4 layers) and each soil layer h...

mer än 7 år ago | 1 answer | 0