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Philosophaie


45 total contributions since 2013

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Question


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...

3 years ago | 0 answers | 0

0

answers

Question


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); ...

3 years ago | 1 answer | 0

1

answer

Question


Zoomed out to a non-workable level
My screen in R2014b zoomed way out. How do you zoom in to a workable level?

3 years ago | 0 answers | 0

0

answers

Question


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;...

3 years ago | 0 answers | 0

0

answers

Question


Set function not working.
I am having trouble with the "set" function Error in GUIfunction>Evaluate (line 101) set(Bn,'String',num2str(Bn1)); ...

4 years ago | 0 answers | 0

0

answers

Question


Totally evaluate a result
I get a result from: disp(B1); 76533567789*cos(665434345667778/334545654433775)/65343456677 How do I get MATLAB to tota...

4 years ago | 1 answer | 0

1

answer

Question


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...

4 years ago | 0 answers | 0

0

answers

Question


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...

4 years ago | 1 answer | 0

1

answer

Question


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?

4 years ago | 1 answer | 0

1

answer

Answered
Entering a value for 'String'
I did that for both vi and angle. vi = str2double(get(hEdit, 'String'));

5 years ago | 0

Answered
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...

5 years ago | 0

Question


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 ...

5 years ago | 2 answers | 0

2

answers

Question


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',...

5 years ago | 4 answers | 0

4

answers

Question


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. ...

5 years ago | 1 answer | 0

1

answer

Question


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 ...

6 years ago | 1 answer | 0

1

answer

Question


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...

6 years ago | 0 answers | 0

0

answers

Question


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...

6 years ago | 1 answer | 0

1

answer

Question


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 ...

6 years ago | 1 answer | 0

1

answer

Question


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. ...

6 years ago | 1 answer | 1

1

answer

Question


Undefined function or variable
Where am I going wrong with this function? function Analysis(src,evnt) f = figure('Visible','off','Position',[500 50...

6 years ago | 1 answer | 0

1

answer

Question


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([...

6 years ago | 1 answer | 0

1

answer

Question


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...

6 years ago | 1 answer | 0

1

answer

Question


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...

6 years ago | 1 answer | 0

1

answer

Question


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.

7 years ago | 1 answer | 0

1

answer

Question


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...

7 years ago | 0 answers | 0

0

answers

Question


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) ...

7 years ago | 1 answer | 0

1

answer

Question


Print out to Excel
How do I print out to Excel? Where are my mistakes? exl = actxserver('excel.application'); exlWkbk = exl.Workbook...

7 years ago | 0 answers | 0

0

answers

Question


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...

7 years ago | 0 answers | 0

0

answers

Question


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) +...

7 years ago | 1 answer | 0

1

answer

Question


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...

7 years ago | 1 answer | 1

1

answer

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