Feeds
提问
Graph not lining up with the function
Graph not automatically lining up with the function x. The t axis goes from -1 to 2 instead of -2 to 2 and the x axis goes from...
7 years 前 | 0 个回答 | 0
0
个回答提问
Plotting in 3d
I cannot put all of the plot into one window. How do I plot in 3D? v=3E8; f=760E12; x=zeros(400); y=zeros(400); ...
7 years 前 | 1 个回答 | 0
1
个回答提问
Zoomed out to a non-workable level
My screen in R2014b zoomed way out. How do you zoom in to a workable level?
7 years 前 | 0 个回答 | 0
0
个回答提问
Error in the determinant line
Error in detA line: syms Ex Ey Ez c Bx By Bz A=sym(zeros(4,4)); A=[0 -Ex/c -Ey/c -Ez/c; Ex/c 0 -Bz By; Ey/c Bz 0 -Bx;...
7 years 前 | 0 个回答 | 0
0
个回答提问
Set function not working.
I am having trouble with the "set" function Error in GUIfunction>Evaluate (line 101) set(Bn,'String',num2str(Bn1)); ...
8 years 前 | 0 个回答 | 0
0
个回答提问
Totally evaluate a result
I get a result from: disp(B1); 76533567789*cos(665434345667778/334545654433775)/65343456677 How do I get MATLAB to tota...
8 years 前 | 1 个回答 | 0
1
个回答提问
Make an iucontrol edit box into a number able to be done math on.
"lat" should be a double and should be able to be subtracted from 90. How do I make "lat" a double and able to be done math o...
8 years 前 | 0 个回答 | 0
0
个回答提问
Extending the maximum line length for Command Window display
Error: "Output truncated. Text exceeds maximum line length of 25,000 characters for Command Window display." Is there a easy w...
8 years 前 | 1 个回答 | 0
1
个回答提问
Transform a polynomial in syms to [1,2,3,4,5] and back to syms
How do I transform a polynomial in syms to [1,2,3,4,5] and back to syms?
8 years 前 | 1 个回答 | 0
1
个回答已回答
Entering a value for 'String'
I did that for both vi and angle. vi = str2double(get(hEdit, 'String'));
Entering a value for 'String'
I did that for both vi and angle. vi = str2double(get(hEdit, 'String'));
9 years 前 | 0
已回答
Entering a value for 'String'
This is the error I get. I do use str2double to convert vi and angle. Error code: Undefined function 'mpower' for inp...
Entering a value for 'String'
This is the error I get. I do use str2double to convert vi and angle. Error code: Undefined function 'mpower' for inp...
9 years 前 | 0
提问
Default location in matlab
In R2014b right now when I bring up MatLab the default location is: "C:\Users\User\Documents\MATLAB" I want to change it ...
9 years 前 | 2 个回答 | 0
2
个回答提问
Entering a value for 'String'
When 'String','' and enter the value in manually it works. When 'String','100' it does not. vi = uicontrol('Style','edit',...
9 years 前 | 4 个回答 | 0
4
个回答提问
Syntax a while loop
I am not sure I have the syntax right on my while loop: And I am taking the absolute value with the abs command. ...
9 years 前 | 1 个回答 | 0
1
个回答提问
Clean it up from successive calculation
I have an array and I want to clean it up from successive calculation: for i=1 for j=1:4 for k=1:4 ...
11 years 前 | 1 个回答 | 0
1
个回答提问
Viable format that would satisfy the requirements for transfering from Matlab to Excel.
I am dealing with a 4x4x4 matrix. It is easier to sent the results to Excel. I have the format as a "double" but Matlab does n...
11 years 前 | 0 个回答 | 0
0
个回答提问
Matrix number format not a double
I need to format not with a double : number * 2^(integer) but with a base 10 format : floatingpointnumber * 10^(integer...
11 years 前 | 1 个回答 | 0
1
个回答提问
Number format coming from syms into subs leading to Excel format
I have equations that use "syms" variables. After the equations are finished I want to add numbers to the final equations with ...
11 years 前 | 1 个回答 | 0
1
个回答提问
syms back to numbers
I am using syms to calculate equations with derivatives. I need to assign these syms number values to complete the analysis. ...
11 years 前 | 1 个回答 | 1
1
个回答提问
Undefined function or variable
Where am I going wrong with this function? function Analysis(src,evnt) f = figure('Visible','off','Position',[500 50...
11 years 前 | 1 个回答 | 0
1
个回答提问
Capture Excel Application in Matlab while opened on Desktop
Thre is an Excel Application already open on the Desktop. I want to capture it in MATLAB. Line exlFile = exlWkbk.Open([...
11 years 前 | 1 个回答 | 0
1
个回答提问
Compile with Visual C++
I am using MATLAB 7R14 with MATLAB Compilier 4.0. Want to compile in conjunction with Visual C++ 2008 Express using Excel O...
11 years 前 | 1 个回答 | 0
1
个回答提问
MatLab and C++ compiler together
I have just downloaded Visual C++ 2010. Could someone give me an overview on what I have to do to compile a MatLab ".m" file us...
11 years 前 | 1 个回答 | 0
1
个回答提问
Compile an m-file
How do you compile an m-file like a .exe file in Visual Basic so you can run it on any MatLab computer.
11 years 前 | 1 个回答 | 0
1
个回答提问
Block the Save popup box generated from Excel
In Excel I can block the Save popup box generated from "exlWkbk.Close" by adding this code to Excel: "Application.EnableEvent...
11 years 前 | 0 个回答 | 0
0
个回答提问
represent symbolic toolbox as a string
I am using the symbolic toolbox in Array1. How do you represent it as a string? syms r,theta,phi x=r*cos(theta)*cos(phi) ...
11 years 前 | 1 个回答 | 0
1
个回答提问
Print out to Excel
How do I print out to Excel? Where are my mistakes? exl = actxserver('excel.application'); exlWkbk = exl.Workbook...
11 years 前 | 0 个回答 | 0
0
个回答提问
Write a string of alphanumeric letters to an Excel spreadsheet
I am trying to write a string of alphanumeric letters to an Excel spreadsheet. This is what I have so far: exl = actxserve...
11 years 前 | 0 个回答 | 0
0
个回答提问
use the "subs" command to subsitute equations for a variable
Here is a silly question: is there a way to use the "subs" command to subsitute equations for a variable? eqn = 2*(2*x-1) +...
11 years 前 | 1 个回答 | 0
1
个回答提问
Simplify expression displayed in command window
How can r be simplified? r is used further down the program as a number. I just want r to be displayed as a number in the comm...
11 years 前 | 1 个回答 | 1