Community Profile

photo

ly


Last seen: 3 months 前 |  自 2014 起处于活动状态

Followers: 0   Following: 0

联系

统计数据

  • Thankful Level 4

查看徽章

Feeds

排序方式：

提问


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 = ...

3 months 前 | 2 个回答 | 0

2

个回答

提问


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....

3 months 前 | 1 个回答 | 0

1

个回答

提问


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....

2 years 前 | 1 个回答 | 0

1

个回答

提问


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...

2 years 前 | 1 个回答 | 0

1

个回答

提问


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...

2 years 前 | 1 个回答 | 0

1

个回答

提问


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

3 years 前 | 1 个回答 | 0

1

个回答

提问


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?

4 years 前 | 0 个回答 | 0

0

个回答

提问


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=...

4 years 前 | 1 个回答 | 0

1

个回答

提问


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...

7 years 前 | 1 个回答 | 0

1

个回答

提问


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...

7 years 前 | 2 个回答 | 0

2

个回答

提问


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...

7 years 前 | 2 个回答 | 0

2

个回答

提问


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...

7 years 前 | 0 个回答 | 0

0

个回答

提问


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...

8 years 前 | 1 个回答 | 0

1

个回答

提问


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. <<...

8 years 前 | 1 个回答 | 0

1

个回答

提问


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...

8 years 前 | 1 个回答 | 0

1

个回答

提问


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 ...

8 years 前 | 5 个回答 | 0

5

个回答

提问


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 ...

8 years 前 | 1 个回答 | 0

1

个回答

提问


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 ...

8 years 前 | 1 个回答 | 0

1

个回答

提问


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

8 years 前 | 1 个回答 | 0

1

个回答

提问


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 ...

8 years 前 | 1 个回答 | 0

1

个回答

提问


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

8 years 前 | 2 个回答 | 0

2

个回答

提问


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 ...

8 years 前 | 2 个回答 | 1

2

个回答

提问


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); ....

8 years 前 | 1 个回答 | 0

1

个回答

提问


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 =...

8 years 前 | 2 个回答 | 0

2

个回答

提问


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...

8 years 前 | 1 个回答 | 0

1

个回答

提问


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...

8 years 前 | 0 个回答 | 0

0

个回答

提问


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...

8 years 前 | 1 个回答 | 0

1

个回答

提问


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...

8 years 前 | 1 个回答 | 0

1

个回答

已回答
Display µm not correct in figure in Matlab
Thank a lot!

9 years 前 | 0

提问


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...

9 years 前 | 3 个回答 | 0

3

个回答