truss system problem solve for matlab

a=cos(pi/6); 
b=cos(pi/3); 
%  Fab Fag Fbc Fbg Fcd Fcf Fcg Fde Fdf Ffe Fgf Ax Ay Ey
T=[ b   1   0   0   0   0   0   0   0   0   0   1  0  0 ;% Ax
    a   0   0   0   0   0   0   0   0   0   0   0  1  0 ;% Ay
   -b   0   1   b   0   0   0   0   0   0   0   0  0  0 ;% Bx
   -a   0   0   a   0   0   0   0   0   0   0   0  0  0 ;% By
    0   0  -1   0   1   b   b   0   0   0   0   0  0  0 ;% Cx
    0   0   0   0   0   a   a   0   0   0   0   0  0  0 ;% Cy
    0   0   0   0  -1   0   0   b   b   0   0   0  0  0 ;% Dx
    0   0   0   0   0   0   0   a   a   0   0   0  0  0 ;% Dy
    0   0   0   0   0   0   0  -b   0  -1   0   0  0  0 ;% Ex
    0   0   0   0   0   0   0  -a   0   0   0   0  0  1 ;% Ey
    0   0   0   0   0  -b   0   0  -b   1  -1   0  0  0 ;% Fx
    0   0   0   0   0  -a   0   0  -a   0   0   0  0  0 ;% Fy
    0  -1   0  -b   0   0  -b   0   0   0   1   0  0  0 ;% Gx
    0   0   0  -a   0   0  -a   0   0   0   0   0  0  0 ];% Gy
F=[ 0; 0;0;0;0; 0;0; 0;0; 0;0;-8;0;-6 ]; % Applied forces, as shown on the truss
Y=inv(T);
(Y)*(-F)

[darova]

Maybe you wiil be interested in: LINK

[ibrahim Çevikgil]

Bilal merhaba aktif olarak burdaysan dönüş sağlayabilir misin bu yoruma sorumu özel olarak iletiyim.

[Bilal Ates]

Merhaba İbrahim,

[e-mail] Linkedin/atesbilal

Answer 1

[Manikanta Aditya]

Hi Bilal,

I understand that you are trying to solve truss system problems in MATLAB. I found a code for reference, which returns the global stiffness matrix of a given truss system. So, you could refer to the link below to get some understanding of the solution.

For reference:

https://www.mathworks.com/matlabcentral/answers/266522-can-someone-help-me-make-a-function-for-determining-a-global-stiffness-matrix-for-a-truss?s_tid=srchtitle