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**Content Feed**

Question

Particle Swarm Optimization Toolbox for Non-linear Equation System Solving

Dear Matlab users, I would like to use Particle Swarm Optimization Toolbox for Non-linear Equation System Solving. I got some e...

9 days ago | 1 answer | 0

### 1

answerQuestion

How to Save Multiple Figures in Loop?

Could you help me to save multiple plot/figure files using loop number? My code is: clear all;clc; k=1:1:10 for i=1:15 ...

2 months ago | 2 answers | 0

### 2

answersQuestion

Problem Using ode45 Function

Dear MATLAB users, I am having this problem while using ode45: Error using * Incorrect dimensions for matrix multiplication...

3 months ago | 1 answer | 0

### 1

answerSymbolic Integration Problem Using Symbolic Math Toolbox

Dear @Torsten, and dear @Paul, ( and dear @Walter Roberson) I tried to follow @Torsten's last suggestion. Actually, I tried t...

3 months ago | 0

Question

Symbolic Integration Problem Using Symbolic Math Toolbox

Dear Matlab users, I would like to get the integral of a function symbolically in MATLAB. However, MATLAB doesn't give me the i...

3 months ago | 2 answers | 0

### 2

answersQuestion

How to Get Second Derivative in ode45 solver?

Dear MATLAB users; I would like to solve a nonlinear equation using ode45. ode45 solver provides time (t), position (x), velo...

4 months ago | 1 answer | 0

### 1

answerQuestion

How can I change axis font size only in a figure?

I would like to change only the axis font size in a figure. How can I do this? My code is: clear clc close all x=linspace(0...

9 months ago | 1 answer | 0

### 1

answerQuestion

Find Coefficient of a Trigonometric Function

I would like to find the coeffienct of the trigonometric function by separated terms. How can I do that? My codes are : clear...

11 months ago | 1 answer | 0

### 1

answerQuestion

Algorithm for a Loop in a Table

Dear Matlab users, I am trying to write a program with a loop. Assume that for each of the element of L, there are two solution...

1 year ago | 2 answers | 0

### 2

answersSubmitted

plot_one_unit_vector_j

This function plots a unit vector, texts its name as j_{a number}

1 year ago | 0 downloads |

Submitted

plot_one_unit_vector_k

This function plots a unit vector, texts its name as k_{a number}

1 year ago | 0 downloads |

Submitted

plot_one_unit_vector_i

This function plots a unit vector, texts its name as i_{a number}

1 year ago | 1 download |

Submitted

plot_coordinate_system

This function plots a 3D coordinate system, and labels their axis.

1 year ago | 2 downloads |

Question

How to write a Table into an Excel File?

Dear Matlab users; I am trying to write a table with its captions to an Excel file. I have checked the Matlab website here : ht...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to Implement equationsToMatrix command

From the paper of "Direct Displacement Analysis of a Stewart Platform Mechanism (Der-Ming Ku, 1997)", I am trying to check the e...

2 years ago | 1 answer | 0

### 1

answerQuestion

Supress Warning in a Loop

I have a matrix table. For each row in the table, I am using Newton-Raphson iteration. And for some variables of the table, the ...

2 years ago | 1 answer | 0

### 1

answerQuestion

How to Compare a Table within some Tolerance Values?

Dear Matlab community, I would like to ask how can I compare some values in a table within some percentage fault tolerance? For...

2 years ago | 2 answers | 0

### 2

answersSubmitted

Solving Systems of Nonlinear Equations using Newton-Raphson

Solving Systems of Nonlinear Equations using Newton-Raphson

2 years ago | 16 downloads |

Question

Using Variable in Legend in for loop

I want to use variable in legend in a scatter plot. I found similar questions about variable in legend. However, they are not in...

2 years ago | 1 answer | 0

### 1

answerQuestion

How to write a for loop code with an undetermined value

I am stuck while writing this code. Could you give any advise? The matrix N might consist of 16 different values at maximum(0-16...

2 years ago | 2 answers | 0

### 2

answersQuestion

How to Erase a Row in a Matrix, if It has Complex Numbers?

I have a table in matrix form (n row,10 column). The n row might changed according to previous codes, it is not constant. I wo...

2 years ago | 1 answer | 0

### 1

answerQuestion

How to Plot Grid on a Scatter Plot?

I want to add grids on that plot below. The grids should joints the points . Like similar to the mesh command.( https://www.ma...

2 years ago | 1 answer | 0

### 1

answerQuestion

How to Put Dots on Sphere Mesh Node Points?

I found those codes for drawing a sphere. I can get the x,y,z coordinates. I would like to use those x,y,z coordinates. But I ...

2 years ago | 1 answer | 0

### 1

answerQuestion

How to Find the Rotation Matrix?

What is the possible solutions for an $3x3$ size orthogonal matrix with the known parameters of the first two columns which make...

2 years ago | 2 answers | 0

### 2

answersQuestion

How to Solve a System of Linear Equations?

Hello dear MATLAB community. I am having difficulty while solving a system of linear equations. My MATLAB code is below. Could y...

2 years ago | 0 answers | 0

### 0

answersSolved

Times 2 - START HERE

Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

2 years ago

Question

How to find Rotation Matrix for a Given Position?

The position of any point in space can be calculated via rotation+displacement. But how can we calculte if the position is known...

2 years ago | 0 answers | 0

### 0

answersDraw shapes not in a graph

I think you can specify any points of the figure, and set the points as "white" color to let it invisible. And draw the shapes a...

2 years ago | 0

Question

How To Find the Euler Angles(Roll,Pitch,Yaw) of a Plane in 3D?

I am not sure if there is a way to find it. But I just wanted to ask it. Is there a way to find the Euler Angles (Roll, Pitch, Y...

2 years ago | 1 answer | 0

### 1

answerHow do I remove any Column in a matrix

Dear Cutie, Your MATLAB function already works fine. However, Matt J's solution is simpler. I checked your MATLAB function...

2 years ago | 2