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Max Schönau


Last seen: 4 dagar ago
20 total contributions since 2020

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  • Knowledgeable Level 1
  • MATLAB Central Treasure Hunt Finisher
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Question


How can I add an edge to my model?
I started using the Partial Differential Equation Toolbox and after generating a basic geometry, I wanted to add edges to it. Ho...

5 dagar ago | 0 answers | 0

0

answers

Question


How do you name single output functions?
The matlab style book reccomends to name single output functions like their output, which is consistent with the MALTAB function...

29 dagar ago | 3 answers | 0

3

answers

Answered
Reformat numbers in table
% leading zero in the format specifier specifies leading zeros in your string t.Var1 = "Subject" + string(num2str(t.Var1,'%03i'...

29 dagar ago | 0

| accepted

Answered
Error in the plot function/low resolution
Hi, it is hard to find (and fully understand) your problem without having your code. If I understand your question right, you...

29 dagar ago | 0

Question


How do you name time series / table variables?
Hello community, when having a dataset with much variables in the form of a timetable, I often name the table with its variab...

29 dagar ago | 1 answer | 0

1

answer

Answered
[Editable uitable] Calculate result based on user input
Right click on your table, --> Callbacks --> Add CellEditCallback This will create a subsection in your app code. Whenever a ...

ungefär 2 månader ago | 0

Answered
Pop-Up Menu MultiSelect?
There are multiple ways your problem can be solved: Add a menu bar to your app. This will be a menu, that can expand from the t...

ungefär 2 månader ago | 0

Answered
Maximization with an objective variable in the function
It seems to me, that fmincon can only find local minima. It also has much math I dont understand, an easier (to understand) func...

2 månader ago | 0

Answered
Interactive tutor using app designer
What you will need for this is evil "eval". Eval can calculate whatever the student has given you. You can catch and return e...

2 månader ago | 0

Answered
How to read a numerical value from a static text box?
Did you try str2double instead of num2str? ;)

2 månader ago | 1

Answered
Supress image showing until called on Live Script
A quite simple workaround would be, if you save the figure you want to be invisible, then close it and open it again from a file...

2 månader ago | 0

Solved


Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

2 månader ago

Question


How to Define a Symbolic Continued Fraction
Hello, I want to create and simplify a symbolic fraction, but dont now how. My fraction has the following form: I want to rep...

2 månader ago | 3 answers | 0

3

answers

Question


How can I use function handles in Simulink?
Hello, i found similar questions, but none did account for my problem in Simulink. I have a function handle in my model work...

3 månader ago | 1 answer | 0

1

answer

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

4 månader ago

Answered
Smoothed daily count of each column by applying a moving average filter of length 7
To use a moving average filter in Matlab, use: M = movmean(A,k)

9 månader ago | 0

Answered
Why do I get this error? "indices must either be real positive integers or logicals."
You could use N(g) to create a symbolic function with the symbolic variable g. Since g is not a symbolic variable but a vector, ...

9 månader ago | 0

Question


Position or Coordinates of Labels
Hi, I want to know the Position of the xlabel (ylabel) of my plot, to insert an arrow at this position. However, when I call th...

9 månader ago | 1 answer | 0

1

answer

Answered
How to solve a cosine function raised to the 3rd power
Hi, you probably forgot to define theta as a symbolic variable. Use "sym" to do that. syms theta eqn = solve(1.5936==(2-3*cos(...

10 månader ago | 1

Question


Strange behaviour of simplify
Hello, when solving a math Problem today i noticed a strange behaviour of simplify and I cannot explain myself what I did wrong....

10 månader ago | 2 answers | 0

2

answers