Answered
How Do Assignment and Deletion Work with an Empty Index on the Left Hand Side ?
"Why doesn't Case 1 result in an error insofar as it also had a different number of elements on the left and right sides?" Case...

11 months ago | 0

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Answered
3D camera perspective doesn't work with large volumes (i.e the earth)
It has a strong smell of numeric precision issues, I suspect: Depth precision / near–far plane: when one axes contains numbers ...

11 months ago | 1

Answered
BUG or desired behaviour? assigning struct wont display its contents correctly
"I get idiotic looking struct wich is obviously erroneus:" No, it is not "obviously erroneous", nor is it a bug. It looks like...

11 months ago | 1

Answered
I need Matlab for theoretical physics course/research projects. I am uncertain about which products/toolboxes to get.
This is what my AI tool recommended for you: MATLAB (base) – superb built-in linear algebra, FFTs, ODE/BVP solvers (ode45/ode15...

12 months ago | 2

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Answered
How to avoid inf/inf numerically for hyperbolic functions
1) Fortran-style exponential factoring (stable; no direct cosh/sinh) This is a straight translation of your Fortran into MATLAB...

12 months ago | 0

Answered
When does anonymous function capture variables in scope? Is it always capture by value?
1) What does an anonymous function “capture”? Only the variables it actually references in its definition, not the whole worksp...

12 months ago | 2

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Answered
When was the 'stable' option introduced in unique()?
The 'stable' option was introduced in R2012a: https://www.mathworks.com/matlabcentral/answers/44981-unique-function-in-matlab ...

12 months ago | 0

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Answered
Use string to define variable
Storing meta-data in variable names (or fieldnames) is a very bad way to design your data, which invariably forces you into writ...

12 months ago | 1

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Answered
How to make a tiled figure, in which the tiles have figures with multiple x and y axes?
You can do this by setting the axes' LAYOUT.TILE property yourself, see my explanation here: https://www.mathworks.com/matlabcen...

12 months ago | 0

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Answered
Use case for eval that double/subs does not satisfy
The suggested approach of DOUBLE works correctly, once you explicitly SUBS the value of t as well: syms x1(t) x2(t) k12 k21 k20...

1 year ago | 2

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Answered
Add column with values to table based on value in existing column (look up)
This is MATLAB so forget about Excel and loops. Use e.g. ISMEMBER or DISCRETIZE: T = readtable('Matrix.csv') H = [0,15,30,45,...

1 year ago | 0

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Answered
Pre-alocating an array, storing data in them and dynamically using them
I think the problem is that you're checking the condition t > R at a fixed position in your loop, but you don't know beforehand ...

1 year ago | 1

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Answered
How to load a .mat file from the parent directory?
Simpler and more efficient with a relative pathname using the dotdot-folder name to access the parent folder: load('../mymatfil...

1 year ago | 0

Answered
Problem with comments in XML files
The issue you're encountering is related to how XML Document Object Model (DOM) parsing handles different types of nodes within ...

1 year ago | 1

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Answered
Help with Inequalities In Switch Statement
Your SWITCH statement will not work like that. But really, you should avoid SWITCH for this task (unless you really want to writ...

1 year ago | 1

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Answered
Stop 'jsonencode' squashing cell arrays?
"Is there a way to force jsonencode to preserve the cell arrays is all cases?" No, the JSON standard does not have cell arrays....

1 year ago | 0

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Answered
Output doesn't display a value, just an empty space.
How many values fulfill your logical comparisons? Exactly one. range_x = x(x>=xmin & x<=xmin); range_d2S1 = d2S1(x>=xmin & x<=...

1 year ago | 1

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Answered
Stretching a rectangle over a date axis
"How can I fix this?" Use RULER2NUM, which converts from the ruler values (e.g. DATETIME) to numeric, correctly accounting for ...

1 year ago | 1

Answered
.mat file no longer shows variable selection GUI when loading in MATLAB R2025a
Make sure that this is selected: Settings => MATLAB => General => Confirmation Dialogs => Show Import Tool dialog for importing...

1 year ago | 0

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Answered
Can such an index weight graph be generated using matlab? If possible, what preparations need to be made? Thank you
https://www.mathworks.com/matlabcentral/discussions/tips/854391-these-pretty-chord-diagrams-were-all-made-by-matlab

1 year ago | 1

Answered
Is Matlab 2021b still in support?
"A user is asking if Matlab 2021b is still in support..." Yes. TMW never really stops supporting their products (AFAIK if you h...

1 year ago | 1

Answered
How do I add the sum of 1st 3 elements of a vector in a for loop?
a = [32,19.41,11.77,7.14,4.33,2.63]; m = 3; s = sum(cumsum(a(1:m))) or s = a(1:m)*(m:-1:1).' or s = dot(a(1:m),m:-1:1) or...

1 year ago | 0

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Answered
How to plot specific rows from table
Simple Solution: Instead of trying to plot two tables, it would be much better to plot the table content. It just requires chan...

1 year ago | 1

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Answered
Cannot set text to UIaxes because cannot set position since xaxis is made of datetime
The basic approach is to supply an x-value which is a DATETIME object: figure() X = datetime(2025,6,1:6); Y = rand(1,6); plo...

1 year ago | 1

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Answered
Merging multiple dictionaries with cell arrays
A = dictionary({"type","value"},{"temporary",1}); B = dictionary({"color"},{"blue"}); If you want to create a new merged dicti...

1 year ago | 0

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Answered
How does Matlab extract the three columns of data from the ".out" file output by Fluent? What is the code? The attachment file is the data.out
unzip data.zip T = readtable('data.out', FileType='text', Range=3, Delimiter=["(",")"," "], ... VariableNamingRule='preser...

1 year ago | 0

Answered
ODE event callback function does not update the solution vector
"The cause is the way the nargout function handles the event and callback functions." The cause is because you are testing anon...

1 year ago | 0

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Answered
How to add a title with mixed italic and normal text with Tex interpreter?
There might be better ways, but this seems to work: title("\it Italic title part 1 \rm\bf and \it Italic title part 2", 'In...

1 year ago | 1

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Answered
How to set variable names using Readtable with hierarchical categories (Excel file with merged cells / multiple header rows)
In lieu of a sample data file I created my own (attached) which looks like this (not all columns shown): If you must keep tha...

1 year ago | 2

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Answered
Is the Ordering of the Output from combinations() Documented, Repeatable, and Sensible?
1. "Is the ordering of the output rows from combinations documented?" Implicitly. The COMBINATIONS description states "These c...

1 year ago | 0

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