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Feeds
Can I use imported from matlab workspace matrix in simulink function block?
Assuming the intent is to implement this function in a Matlab Function block, then see Use Data in Multiple MATLAB Function Blo...
4 giorni fa | 0
how do I change the abscissa (x -axis) of a cosine wave plot to show degrees
Change the plot command so that the independent variables are in deg. Or define x in terms of deg and then use cosd to compute y...
5 giorni fa | 0
| accettato
Domanda
Is There an Inconsistency with How Unassigned Values are Filled After an Assignment into a Table?
Create an empty table T = table; Assign a string value to the third row a new variable T.string(3) = "abc" The values in row...
5 giorni fa | 2 risposte | 1
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risposteconvolution integral with ode45
If c(t) has a Laplace transform then we can take advantage of the convolution property and convert to the s-domain, solve for U(...
9 giorni fa | 1
How to run code from a later line multiple times without restarting the whole script?
See Create and Run Sections in Code for how to divide the script (assuming it really is a scipt and not a function) into section...
10 giorni fa | 0
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Trouble making a parameter sweep for Simulink
Try out = sim(model); More generally check out Simulink.SimulationInput and Optimize, Estimate, and Sweep Block Parameter Valu...
10 giorni fa | 0
| accettato
Help with exporting variables from function to workspace to then run in simulink file
The "modern" way to do this with the sim command is to use a Simulink.SimulationInput as the input. See that doc page to get sta...
12 giorni fa | 1
Save data from Simulink Scope
"I have this setting: is it correct?" It's correct if you want all of your logged variables to be contained within a single var...
17 giorni fa | 0
| accettato
How do I import an audio file into simulink?
Hi Victor, It's not clear why it would be more convenient to do this in Simulink, but if that's really the case then perhaps th...
18 giorni fa | 0
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not saving data in workspace
Proabably because the model is set for a single simulation output. Go to: Model Settings -> Data Import/Export If the box is c...
18 giorni fa | 0
i am getting error when put definite integral of a ratio whose nemerator & denominator both are definte integral with variable limits.
Hi jagannath, In the original code, lmf and umf are function handles (having nothing to do with the sym variable x), and functi...
20 giorni fa | 0
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Transpose Matrix in Simulink 2020a
The online doc doesn't go back as far as 2020a, but in 2021a one would use the Math Function block. I'm sure (well, nearly sure)...
20 giorni fa | 0
Domanda
Is There a Way to Create a Sequence of Polar Plots in a Tiled Layout Using arrayfun with an Anonymous Function?
Sample data s.th = pi/4:pi/4:2*pi; s.r = [19 6 12 18 16 11 15 15]; s(2) = s(1); s(2).th = s(2).th*1.3; If I want to make two...
21 giorni fa | 1 risposta | 1
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rispostaeffects of ifft2(x, 'symmetric') while x is not conjugate symmetric
It appears that only portions of the input matrix are used when 'symmetric' is specified on input to ifft2 and the input is 2D ...
23 giorni fa | 1
insAccelerometer Documentation h(x)
My take on this ... The equations in the code make sense assuming (1) the accelNav vector, which I assume (2) is a filter state...
24 giorni fa | 1
Error with Calling "dcmecef2ned" in Simulink
Hi Richard, In which version did it used to work? I'm assuming you're calling dcmecef2ned from inside a MatlabFunction block? ...
26 giorni fa | 0
Having trouble solving an equation
syms x eqn = sqrt(((((26892/(x)^3)+(254.7/(x^2)))/2)^2)+(6111.5/((x)^3))^2) == 19000; expand(eqn) solve is telling it can't f...
27 giorni fa | 0
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Domanda
Does Symbolic Math Toolbox Formally Support Function Composition?
The doc page Create Symbolic Functions states "The Symbolic Math Toolbox™ currently does not support composite symbolic function...
27 giorni fa | 1 risposta | 0
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rispostaWrap part of a shape with a surface
Hi Robert, Perhaps something like this that draws a pathc between each height line? Salt to taste on the patch command. Is th...
circa un mese fa | 0
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Weird behavior with Three-axis Inertial Measurement Unit
"Is the purpose of the IMU to simulate a real-life IMU, or something else?" The purpose of that model is to simulate a notional...
circa un mese fa | 0
| accettato
Newtonian Mechanics vector solution needed to find the range of forces (P) that satisfy Fnetx = 0
Here is an algebraic solution; I suspect one could do the whole thing symbolically and then sub the numbers at the end. Note th...
circa un mese fa | 0
Bode plot with right half plane zero
Hi @Anindya, The bodeplot function offers options on controlling the appearance of the plot, including to force the phase betwe...
circa un mese fa | 1
Domanda
Why is Answers Now Showing "Ran in" Links?
AFAICT, the "ran in" link is just a link to the same question.
circa 2 mesi fa | 1 risposta | 0
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rispostaDomanda
Why Doesn't a Symbolic Matrix Equation Simplify Until After Applying subs() ?
Following code is to derive an expression for the derivative of the magnitude of a vector function of time. clearvars syms t r...
circa 2 mesi fa | 1 risposta | 0
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rispostaObtaining the differential equations from graphical representation of the problem
One can implement the equations of motion in Simulink and then use linearize to get the differential equation, but that requires...
2 mesi fa | 0
Domanda
Is Assignment from symmatrix/symfunmatrix Consistent with Assignment from sym/symfun ?
I've just started using symmatrix and symfunmatrix and noticed a behavior that I don't understand and seems to be inconsistent w...
2 mesi fa | 0 risposte | 1
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risposteDomanda
How Does the 'All' Option Affect the Result of Symbolic simplify?
Start with a simple expression syms alpha beta real f = cos(beta)-cos(beta)*cos(alpha)^2 and try to simplify it: simplify(f)...
2 mesi fa | 1 risposta | 0
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rispostaRC Circuit Simulation in Simulink Shows Incorrect Charging Time
Hi Xiaolong, Disclosure: I did not actually open your model. If you know the fastest system dynamics are on the order of 1e-6,...
2 mesi fa | 0
Discussion
It is Time for the Symbolic Math Toolbox to Include dot and cross Functions
Edit 15 Oct 2025: Removed incorrect code. Replaced symmatrix2sym and symfunmatrix2symfun with sym and symfun respectively (latte...
2 mesi fa | 0
Gibbs-like behaviour with lowpass on long signals
Hi qfn, I think that lowpass, et. al. will result in transients due the large, effective steps at the endpoints. I think this ...
2 mesi fa | 0
