# kaixi gu

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Question

in this linear matrix. q_1, q_2....the input matrix are 1*11 double. all the F2y,F3x...in the out put are 1*11 double. I want to solve the Sol for each value of input ,output

N = numel() equ = [0 1 0 -1 0 0 0 0 0 0 0 -1;1 0 -1 0 0 0 0 0 0 0 -1 0;0 0 0 0 0 0 0 1 0 -1 0 1;0 0 0 0 0 0 1 0 -1 0 1 0;0 0 0 ...

1 year ago | 1 answer | 0

### 1

answerQuestion

i am tring to use matrices to solve for the linear equation. But the q in the matrices is itself a vector. The answer i need to get is a vector too.

% prerequizte A_E = 16; E_C = 13; F_E = 3; O_F = 13; D_F = 13; B_C = 32; O_E = 16; A_E1 = 16; A_C1 = 29; D_C1 = 3; O_...

1 year ago | 1 answer | 0

### 1

answerQuestion

i am tring to input different z values to get different B using matrix manipulation. just having trouble using for loop

for z= 0.01:0.1:6 A = [-2.7/sqrt(20.25+z^2),3.2/sqrt(20.25+z^2),z/sqrt(20.25+z^2);3.2/sqrt(10.24+z^2),0,z/sqrt(10.24+z^2);-...

1 year ago | 3 answers | 0

### 3

answersQuestion

i am trying to add a legend for the 0.2% offset line onto the graph, but when i run this, the previous three legend just disappear.

%plot with errorbar plot(strain,stress) hold on title('strain vs. stress') xlabel('strain (in/in)') ylabel('stress (psi)') ...

2 years ago | 1 answer | 0

### 1

answerQuestion

i am trying to get the value of u_E using the equation, but matlab says it has error in that line which has the equation.

%creat symbol for axial force, length, thickness, displacemnent and width syms f l t d w %define governing equations for param...

2 years ago | 2 answers | 0

### 2

answersQuestion

not able to evaluate the value for an equation using the data from a table, table is three columns data

%creat symbol for axial force, length, thickness, displacemnent and width syms f l t d w %define governing equations for param...

2 years ago | 1 answer | 0