# shahin sharafi

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**Content Feed**

How can I make a integration with trapz?

What should I do guys? Please inform me about the correct code

circa un mese ago | 0

Question

How can I make a integration with trapz?

Hi everyone, I have x and y vectors, and ploted y verses x as below: v=[2.2696;2.2696; 2.4646;2.4646;2.6775;2.6775; 2.9101...

circa un mese ago | 3 answers | 0

### 3

answersQuestion

How to find steady state solution of recatti equation

hi everyone, I want to find solution of algebric equations as below: -A_Star'*x-x*A-Q+x*G*x ... where x is the solution of t...

circa un mese ago | 2 answers | 0

### 2

answersQuestion

How to Obtain value of J in LQR command

Hi everyone, I have solved a problem with ODE45, and used LQR command to contorl the response of the system. I want to see the...

3 mesi ago | 1 answer | 0

### 1

answerQuestion

How to solve the retarded delay differential equation?

Hi everyone, I am going to solve the retarded delay differntial equation as bellow. but I dont know how. It would be great i...

7 mesi ago | 0 answers | 0

### 0

answersQuestion

History function for ODE45

Hi everyone I am currently solving an equation using ODE45 in matlab. I had a question though. Is that possible to define a h...

7 mesi ago | 1 answer | 0

### 1

answerQuestion

How to Calculate Area Between a Curve and Two Lines?

Hi Everyone, I am trying to calculate area (yellow area in attached figure) between curve and vertical and horizental axies li...

10 mesi ago | 1 answer | 0

### 1

answerQuestion

How to have a just specific part of a plot?

Hi For a purpose, I am trying to have a just specific part of my plot only. For example, if you run the below code, you will g...

10 mesi ago | 1 answer | 0

### 1

answerQuestion

How to Calculate an area in MATLAB

Hi I am going to to calculate the area covered by nodes using boundary and polyarea functions. However, calculated area is not...

10 mesi ago | 1 answer | 0

### 1

answerQuestion

How to solve exceed number of array element (1) problem?

Hi As I try to run the bellow code, I will encounter the Index exceeds the number of array elements (1). As I tried the Time_D...

10 mesi ago | 1 answer | 0

### 1

answerQuestion

How to calculate an area with obtained nodes?

Hi Everyone, I am going to calculate the area covered by nodes in the plot, but I do not know how! Could someone help me? T...

10 mesi ago | 1 answer | 0

### 1

answerQuestion

How can I shade the area between a curve and a vertical line?

I am going to shade the area between the right side of vertical line and the curve as bellow. Could someone help me? I have att...

11 mesi ago | 2 answers | 0