photo

ly


Last seen: 9 månader ago |  Active since 2014

Followers: 0   Following: 0

Message

Statistics

  • Thankful Level 4

View badges

Feeds

View by

Question


How to find the coordinate of the point on (180) contour line when y(max)?
How to find the coordinate of the point on (180) contour line when y(max)? Code of the contour line: clear x = 0:0.1:3; y = ...

9 månader ago | 2 answers | 0

2

answers

Question


How to calculate the area between X-Axis, Y-Axis and the (60) contour line?
How to calculate the area between X-Axis, Y-Axis and the (60) contour line? Code of the contour line: x = 1:0.2:2; y = 1:0....

9 månader ago | 1 answer | 0

1

answer

Question


Find maximum of function with 3 variables
How to find maximum of function with 3 variables? -1<= x1 x2 x3 <=1 function =78.4802 + 5.9976*x1 - 1.94506*x2- 1.7211*x3 - 6....

ungefär 3 år ago | 1 answer | 0

1

answer

Question


How to put "."after variables in a function for mesh command
nc=10; [D,delta_z] = meshgrid(((-1:1/nc:1)*2.5+7.5)*1.68,((-1:1/nc:1)*0.4+0.6)*1.68); y1=(7497*D)/3125 - (97253*delta_z)/20000...

ungefär 3 år ago | 1 answer | 0

1

answer

Question


Display 3D graph for a function
Display a 3D graph for a function x3 = 0; nc=10; y1 = 43.5943 - 12.5921*x1 + 4.08342*x2 + 3.6128*x3 + 14.4637* x1^2 + 9.3*x...

ungefär 3 år ago | 1 answer | 0

1

answer

Question


Define relationship between variables in an equation
An equation has two variables d and t. eqn = ((t - 21/2)*(d/2 - (20898604612049288806642049279907*t)/70957580590508366543483568...

mer än 3 år ago | 1 answer | 0

1

answer

Question


define discrete variables in GA Matlab R2012b
Can I define discrete variables in GA in Matlab R2012b? If it is possible and how to do it?

nästan 5 år ago | 0 answers | 0

0

answers

Question


How to define discrete variables in GA (genetic algorithm)
Hi, I need to optimize a function has four variables by GA tool (genetic algorithm). Two variables are continuous like: x1=...

nästan 5 år ago | 1 answer | 0

1

answer

Question


How to set ytickslabel in graph version R2011b
Hi, The graph has ylim([-1 1]) in y axis. Values are displayed -1 -0.5 0 0.5 1 in y axis How to set ytickslabel in graph...

mer än 7 år ago | 1 answer | 0

1

answer

Question


Define a variable from an equation
Hi, I have an equation with x and y are variable and a, b and d are constant. <</matlabcentral/answers/uploaded_files/6377...

nästan 8 år ago | 2 answers | 0

2

answers

Question


Fitting an equation with x,y variables and b, d constant.
Hi, I have an equation. <</matlabcentral/answers/uploaded_files/63504/KakaoTalk_20161117_112325194.png>> x=[10,50,100...

nästan 8 år ago | 2 answers | 0

2

answers

Question


How to define a constant velocity of second order system in a limited time in Simulink
Hi all, I want to simulate a model (Mass, Spring and Damper) which is considered a second order system. A Mass was applied...

ungefär 8 år ago | 0 answers | 0

0

answers

Question


Input string to a matrix or a cell
Hi, I have a string and want to input it to a matrix or a cell. string: name matrix: A(2,3) cell: data{2}(2,4); C...

mer än 8 år ago | 1 answer | 0

1

answer

Question


Calculate area between y = 0 and the curve plotted by discontinuos data
Hi, I have a curve like graph. I want to calculate the area between y = 0 and the curve ploted by discontinuous data. <<...

mer än 8 år ago | 1 answer | 0

1

answer

Question


About color of multi curve
Hi, I want to change color of curves automatically for i=1:3 plot(x,y,'color');hold on; end color=b...

mer än 8 år ago | 1 answer | 0

1

answer

Question


How to display y=0 in figure
Hi, I want to display like the figure. <</matlabcentral/answers/uploaded_files/43879/figure.gif>> How to display ...

mer än 8 år ago | 5 answers | 0

5

answers

Question


How to divide a matrix by a number
Hi, I have a function like: r=[0.1:0.1:10]; E=1/(r^3); How to get value E with correct command. I try several ...

mer än 8 år ago | 1 answer | 0

1

answer

Question


Plot figure with 3 matrix 1D x y z like a surface
Three matrices are x y z coordinates for a figure. ... x=[1:10] y=[11:20] z=[21:30] ... Which command can be used ...

nästan 9 år ago | 1 answer | 0

1

answer

Question


Insert a string in a code to export a figure
Hi, This is code: ... name='location'; options.Format = 'tiff'; hgexport(gcf, 'name.tif', options); .... ...

nästan 9 år ago | 1 answer | 0

1

answer

Question


Insert a string into code
I want to insert a string in to code: ... name='time'; filename = 'name_v1.txt'; ... Can the 'time' be inserted ...

nästan 9 år ago | 1 answer | 0

1

answer

Question


How to get value from cell
I have a cell like this: ... 'ITEM:' '0' 'ITEM:' '75' 'ITEM:' '-0.0001174' '2.1593e-005' '-10' 'IT...

nästan 9 år ago | 2 answers | 0

2

answers

Question


Read file txt and input value in Matlab
Hi, I want to read txt file and input value in Matlab. I use "dlmread" but it is always error: "Error using dlmread (line ...

nästan 9 år ago | 2 answers | 1

2

answers

Question


Solve eqn and get real part of solution in MatLab R2011b
I use MatLab R2011b and want to solve an eqn and get the real part of solution. This is the code: ... s=solve(y); ....

ungefär 9 år ago | 1 answer | 0

1

answer

Question


Solve eqn and get real solution
I want to solve an eqn and get the real solution. This is the code: ... s=solve(R_); ... And this is solution: s =...

ungefär 9 år ago | 2 answers | 0

2

answers

Question


Optimize function (find the minimun value of function of s, s is variable)
I have a function of (s): Rl_f = 1/((- (5731525556631357*s^6)/147573952589676412928 + (21989195558260875*s^5)/18446744073...

ungefär 9 år ago | 1 answer | 0

1

answer

Question


About Fit a Two-Term Exponential Model
Hi, 1. What does 'StartPoint' mean in this code: f = fit(x,y,'exp1','StartPoint',[1,2]) plot(f,x,y) 2. The blue and bla...

ungefär 9 år ago | 0 answers | 0

0

answers

Question


Run a short code in a big program
Hi! I have a big program about 250 rows. It is included 3 parts. Part 1 is from 1-60 rows, Part 2 is from 61-150, Part 3 is t...

ungefär 9 år ago | 1 answer | 0

1

answer

Question


Read data in log.lammps from LAMMPS to Matlab
I simulate by LAMMPS and have a log.lammps file. Now I want to use data from this file to Matlab. How can I read data to Matla...

ungefär 9 år ago | 1 answer | 0

1

answer

Answered
Display µm not correct in figure in Matlab
Thank a lot!

nästan 10 år ago | 0

Question


Display µm not correct in figure in Matlab
I use Matlab 2011b I have code for figure like this: ... set(0,'DefaultAxesFontName', 'Times New Roman') set(0,'DefaultAxesF...

nästan 10 år ago | 3 answers | 0

3

answers