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Answered
Include any error numbers Why do I receive License Manager Error -9?
See https://www.mathworks.com/matlabcentral/answers/99067-why-do-i-receive-mathworks-licensing-error-9#answer_108414
Include any error numbers Why do I receive License Manager Error -9?
See https://www.mathworks.com/matlabcentral/answers/99067-why-do-i-receive-mathworks-licensing-error-9#answer_108414
12 hours ago | 0
Answered
I want to connect this blocks but I am not be able to connect this blocks so please help me with this(as shown in the figure).
I suspect you need https://www.mathworks.com/help/simscape/ref/pssimulinkconverter.html If the second series of blocks is Sims...
I want to connect this blocks but I am not be able to connect this blocks so please help me with this(as shown in the figure).
I suspect you need https://www.mathworks.com/help/simscape/ref/pssimulinkconverter.html If the second series of blocks is Sims...
1 day ago | 0
Answered
Incorporating function and script in simulink
You cannot directly execute MATLAB scripts in Simulink. you can run MATLAB scripts that invoke Simulink and get back results I...
Incorporating function and script in simulink
You cannot directly execute MATLAB scripts in Simulink. you can run MATLAB scripts that invoke Simulink and get back results I...
1 day ago | 0
Answered
how to update my license !! R MATLAB 2025 b
If you can get into MATLAB, then use toolbar Help --> Licensing --> Update Current license If you cannot get into MATLAB, then ...
how to update my license !! R MATLAB 2025 b
If you can get into MATLAB, then use toolbar Help --> Licensing --> Update Current license If you cannot get into MATLAB, then ...
2 days ago | 0
Answered
generating signals using matlab with Joy-it JDS 2960
It probably uses the same techniques as described in https://www.mathworks.com/matlabcentral/answers/813460-function-generator-j...
generating signals using matlab with Joy-it JDS 2960
It probably uses the same techniques as described in https://www.mathworks.com/matlabcentral/answers/813460-function-generator-j...
2 days ago | 0
Answered
Data input/output with Measurement Computing USB-2537 board and "readwrite" function
According to https://www.mathworks.com/hardware-support/measurement-computing.html Note: The support package does not support ...
Data input/output with Measurement Computing USB-2537 board and "readwrite" function
According to https://www.mathworks.com/hardware-support/measurement-computing.html Note: The support package does not support ...
3 days ago | 0
Answered
Why isnt the mathworks course task not acceptig my answer?
See the workaround at https://www.mathworks.com/matlabcentral/answers/2183599-control-system-analysis-techniques-course-error#an...
Why isnt the mathworks course task not acceptig my answer?
See the workaround at https://www.mathworks.com/matlabcentral/answers/2183599-control-system-analysis-techniques-course-error#an...
3 days ago | 0
Answered
Is there a 64 bit version of Matlab 2015a available for download?
These days: On the MATLAB download page https://www.mathworks.com/downloads/ select R2015aSP1 on the upper left side. When the...
Is there a 64 bit version of Matlab 2015a available for download?
These days: On the MATLAB download page https://www.mathworks.com/downloads/ select R2015aSP1 on the upper left side. When the...
5 days ago | 0
| accepted
Answered
How to add Simscape Electrical in simulink
Simscape Electrical is an optional product. It is currently included in MATLAB Student Suite -- which is the only form of MATLAB...
How to add Simscape Electrical in simulink
Simscape Electrical is an optional product. It is currently included in MATLAB Student Suite -- which is the only form of MATLAB...
7 days ago | 0
Answered
Memoize an anonymous function with externally scoped variables
h1 = @(z)A*z h2 = @(z)A*z isequal(h1, h2) Each time you execute the building of the anonymous function, you end up with a dif...
Memoize an anonymous function with externally scoped variables
h1 = @(z)A*z h2 = @(z)A*z isequal(h1, h2) Each time you execute the building of the anonymous function, you end up with a dif...
7 days ago | 0
Answered
Please help me to write character in vertical axis of the run figre as in attached photo
xlabel('x'); ylabel('Temperature ($^\circ$C)', 'interpreter', 'latex')
Please help me to write character in vertical axis of the run figre as in attached photo
xlabel('x'); ylabel('Temperature ($^\circ$C)', 'interpreter', 'latex')
8 days ago | 0
Discussion
Intel Mac not supported as of R2026a :(
As of R2026a, only the Apple Silicon series is supported. My Intel Mac dates to June 2020; the M1 series was released in Novemb...
10 days ago | 0
Answered
How do you handle 24h Simulink simulations with Simscape/Specialized Power Systems?
You use a discrete step time of 5e-6. You have a final time of 24 hours, and want to run it in "a few hours", which for the sake...
How do you handle 24h Simulink simulations with Simscape/Specialized Power Systems?
You use a discrete step time of 5e-6. You have a final time of 24 hours, and want to run it in "a few hours", which for the sake...
12 days ago | 2
| accepted
Discussion
anniversary of The Great Outage
We are nearly at the anniversary of The Great Outage, May 19 2025 to May 27 2025. At the time, many Mathworks services were down...
14 days ago | 0
Answered
What errors can be found on this script?
scatter(study_hours, exam_scores) % <-- Modify this to customize the markers You failed to customize the markers. The near-lin...
What errors can be found on this script?
scatter(study_hours, exam_scores) % <-- Modify this to customize the markers You failed to customize the markers. The near-lin...
14 days ago | 0
| accepted
Answered
can thingspeak support http (not https) I have a simple modem that cannot support SNI, TLS so need plain http
https://www.mathworks.com/help/thingspeak/thinghttp-app.html URL Enter the address of the website or the web service that you ...
can thingspeak support http (not https) I have a simple modem that cannot support SNI, TLS so need plain http
https://www.mathworks.com/help/thingspeak/thinghttp-app.html URL Enter the address of the website or the web service that you ...
20 days ago | 0
Answered
hallar la solucion de
syms X1 X2 X3 eqns = [2*X1 + 4*X2 + 6*X3 == 18 4*X1 + 5*X2 + 6*X3 == 24 3*X1 + X2 - 2*X3 == 4] sol = solve...
hallar la solucion de
syms X1 X2 X3 eqns = [2*X1 + 4*X2 + 6*X3 == 18 4*X1 + 5*X2 + 6*X3 == 24 3*X1 + X2 - 2*X3 == 4] sol = solve...
24 days ago | 0
Answered
6G toolbox installation R2021b
No. The 6G toolbox does not exist yet. https://www.mathworks.com/discovery/6g.html The 6G Exploration Library https://www.m...
6G toolbox installation R2021b
No. The 6G toolbox does not exist yet. https://www.mathworks.com/discovery/6g.html The 6G Exploration Library https://www.m...
24 days ago | 0
| accepted
Answered
new date in Certificate
You probably need to retake the certification. Because Mathworks is an evolving language, you certify against a particular rel...
new date in Certificate
You probably need to retake the certification. Because Mathworks is an evolving language, you certify against a particular rel...
28 days ago | 0
Answered
How can we make the following spectral relaxation code to run?
The actual error message is Error using * Incorrect dimensions for matrix multiplication. Check that the number of columns i...
How can we make the following spectral relaxation code to run?
The actual error message is Error using * Incorrect dimensions for matrix multiplication. Check that the number of columns i...
29 days ago | 0
| accepted
Answered
How to transfer Matlab command history from version R2014b (uses history.xml in predir) to R2025b (already tried copy and paste history.xml file method)?
There is a migration tool; see https://www.mathworks.com/matlabcentral/answers/2179748-how-do-i-migrate-my-command-history-data-...
How to transfer Matlab command history from version R2014b (uses history.xml in predir) to R2025b (already tried copy and paste history.xml file method)?
There is a migration tool; see https://www.mathworks.com/matlabcentral/answers/2179748-how-do-i-migrate-my-command-history-data-...
1 month ago | 1
Answered
Only version 2026a appears available for download as a trial. I want version 2025b
Trials for previous versions need to be arranged through Mathworks Sales. Note: R2026a and later do not support Intel Mac.
Only version 2026a appears available for download as a trial. I want version 2025b
Trials for previous versions need to be arranged through Mathworks Sales. Note: R2026a and later do not support Intel Mac.
1 month ago | 0
Answered
Why is Preallocating arrays important in MATLAB, and how does it improve performance compared to dynamically growing arrays?
There are a few cases in which MATLAB semantics would potentially allow some variables to be grown in place, but much of the tim...
Why is Preallocating arrays important in MATLAB, and how does it improve performance compared to dynamically growing arrays?
There are a few cases in which MATLAB semantics would potentially allow some variables to be grown in place, but much of the tim...
1 month ago | 0
Answered
Can you get matlab to add a really small number to a big number and retain precision
p = sym(-1e17) + sqrt(sym(1e34) + sym(1e18)) vpa(p, 30) The problem with doing vpa(-1e17 + sqrt(1e34 + 1e18)) is that when you...
Can you get matlab to add a really small number to a big number and retain precision
p = sym(-1e17) + sqrt(sym(1e34) + sym(1e18)) vpa(p, 30) The problem with doing vpa(-1e17 + sqrt(1e34 + 1e18)) is that when you...
1 month ago | 2
Answered
How can I verify that the roll-off factors (0.15, 0.10, and 0.05) are correctly implemented in the dvbs2xWaveformGenerator function?
I do not have access to the Satellite Communications Toolbox, so I cannot give specific answers. There is the possibility that ...
How can I verify that the roll-off factors (0.15, 0.10, and 0.05) are correctly implemented in the dvbs2xWaveformGenerator function?
I do not have access to the Satellite Communications Toolbox, so I cannot give specific answers. There is the possibility that ...
1 month ago | 0
Answered
How can I generate a License Report?
It is possible to create a license usage report by analyzing the output of lmstat https://www.mathworks.com/help/install/ug/netw...
How can I generate a License Report?
It is possible to create a license usage report by analyzing the output of lmstat https://www.mathworks.com/help/install/ug/netw...
1 month ago | 0
Answered
Best practices for MATLAB code
There is no equivalent to the C preprocessor in MATLAB. The C pre-processor can do some ugly things, such as #ifdef __CPLUS ...
Best practices for MATLAB code
There is no equivalent to the C preprocessor in MATLAB. The C pre-processor can do some ugly things, such as #ifdef __CPLUS ...
1 month ago | 0
Answered
when i install the matlab then i chnage the lisence name shann into shanni kumar and when i compeletd the installtion process the matlab show me the line licence not match
The name used for license purposes needs to be your windows username. Your windows username probably does not have a space in it...
when i install the matlab then i chnage the lisence name shann into shanni kumar and when i compeletd the installtion process the matlab show me the line licence not match
The name used for license purposes needs to be your windows username. Your windows username probably does not have a space in it...
1 month ago | 0
Answered
How to add one extra seat for a different computer on an existing license?
You would need to purchase a second Home license. Potentially, the second Home license would be listed under the same "master ...
How to add one extra seat for a different computer on an existing license?
You would need to purchase a second Home license. Potentially, the second Home license would be listed under the same "master ...
1 month ago | 0
