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Problems using plot3
As I have mentioned earlier in my answer to one of your questions, do not use the deprecated xlsread function. Utilize the ro...

2 years ago | 0

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Find common rows between two matrices with different number of columns
A = [1 2 3; 4 5 6; 7 8 9]; B = [1 3 20 2; 1 2 3 55; 7 8 9 10; 88 2 1 5]; %Indices of rows in B idx = 1:size(B,1); for k=...

2 years ago | 1

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Answered
Index in position 1 exceeds array bounds. Index must not exceed 1.
You have not defined "t" and many other variables as input to the function "Reduced_Degree_model". You have defined "tspan" and...

2 years ago | 0

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From what MATLAB version can max() return linear indices?
From the official documentation, R2019a was the version when this syntax was first introduced - https://in.mathworks.com/help/re...

2 years ago | 1

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How can I get three plots from a struct array which is split by three categories?
Use a for loop to go through each unique category and utilize logical indexing to obtain and plot the corresponding data. Refer...

2 years ago | 1

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Answered
What is this error and how do I fix it?
Most likely the function "calculate_residuals" is not in the current directory. Type "cd" in the command window to get the curr...

2 years ago | 0

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Answered
Islocalmin/max on an Animated Plot and Indices Problem
The syntax of islocalmax (and islocalmin) is different than that of findpeaks. Check the documentation for the appropriate synt...

2 years ago | 2

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Bei der Installation kann das Passwort nicht eingegeben werden.
These might help you - https://in.mathworks.com/matlabcentral/answers/1456459-can-t-enter-text-when-installing-r2021a-on-ubunt...

2 years ago | 2

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Answered
Roots of a 4th degree polynomial and plotting a graph
Define the polynomial as a Function Handle of the variable 'k' and use roots for different values of 'k'. Yes, you can plot t...

2 years ago | 0

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Can I customize the display format?
"Is there any way to customize the display format in the command window beyond the exisisting options for format?" No. Thoug...

2 years ago | 0

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Answered
A question about list folder contents with dir
This notation is used in filesystems (and anywhere they are implemented/used) - . refers to the current directory/folder. .. ...

2 years ago | 0

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Simplifying for-find loop functions to speed up processing
I assume r, c and v have the same number of rows - %Check which rows from the given range in mD have more than 3 values greate...

2 years ago | 1

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Answered
Can someone helps me to solve the error in this code?
There are missing operators at many places in your code, e.g. - % vv vv ia = (10^-7)(exp(-(Eexc/R)((1/T...

2 years ago | 0

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Stop Matlab from reopening sessions
Yes, follow these steps - HOME -> Preferences -> Editor/Debugger -> Opening files in editor In that section, Untick the option ...

2 years ago | 0

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Answered
Warning: Escaped character '\U' is not valid. See 'doc sprintf' for supported special characters. Warning: Error updating ConstantLine. Execution of script mean as a functi
Given the warning message - I suspect that you have a overloaded the mean() function by naming a user-defined script as mean. ...

2 years ago | 1

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How to turn off text highlighting/ variable usage counting in 2023a
You can turn off the highlights by pressing "Ctrl + Shift + H". But when you will do so, the message at bottom left will say - ...

2 years ago | 0

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Import XLSX in MATLAB using input() and xlsread()?
You should use the more robust readmatrix or readtable. There is no need for using input(). Directly specify the filename to th...

2 years ago | 0

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Answered
Trying to plot the output of a function where h is a range over 10^-1 to 10^-18
We can take advantage of the vectorization here - AD = absolutediff(2.5) function AD = absolutediff(x0) %Function defi...

2 years ago | 0

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Calling a function in the command window
When you define a function inside a script, it is only accessible within the script. From this documentation page Local funct...

2 years ago | 4

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Extraction based on the array indices
Use logical indexing - Find Array Elements That Meet a Condition

2 years ago | 0

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Different results by or(A,B) and xor(A,B) for matrices, why?
Why do you expect 2 different operators (and 2 different functions for that matter) to give the same result? From the respect...

2 years ago | 0

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offset on y-axis
If you are using R2018b or a later version, utilize stackedplot.

2 years ago | 0

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With ischar usage - I get two different answers
"Why is that?" Because a character array (char) and a string array (string) are different. They are both different data types f...

2 years ago | 2

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while iam trying to execute my code iam getting error
Numeric arrays in MATLAB are homogenous. When you initialize h(1) as a double array, then any elements to be added to it are e...

2 years ago | 0

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How to write an exponent in an axis label when the matlab syntax doesn't work?
Try this - t = -5:.01:5; x = exp(t/10); figure(1) scatter(x,t,24,'filled') xlabel('t') ylabel('e^{(t/10)}')

2 years ago | 1

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how to change zero in series number
Assuming the last element is not zero - in = [0 2 3 5 1 6 0 0 3 4 7 2 0 6 2].'; idx = in==0; while any(idx) in(idx) =...

2 years ago | 1

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reverse operation to 'strsplit'
Use strjoin

2 years ago | 0

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Answered
Create Subparts in one problem on MATLAB grader
Yes, in addition to tests provided by the MATLAB Grader, you can include your custom assessments. See the documentation for > F...

2 years ago | 0

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calculate the perimeter of a polygon arranged in space
I am not sure what the idea behind that method is, but it does not give the correct result - load plane_new figure x = plane...

2 years ago | 0

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Answered
Code for Delay differential analytical Solution. Its showing error. Please correct it. Kindly do the Needful.
There is missing operator between k and the left parenthesis as shown below - Fix it and the code will work. t=linspace(0,120...

2 years ago | 0