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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displayed ...

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

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Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

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Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...

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Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...

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Return area of square
Side of square=input=a Area=output=b

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Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

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Mechatronics Simscape multibody help
Thanks for providing the model. First of all, input and output-torque will always be exactly the same, since you already provi...

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How to plot humidity data on a world map?
An easy way would be to use geoscatter(). This does not interpolate but just plots the points with color according to the value....

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Here the results from the comments Possible fixes: Reducing "Fixed-step size (fundamental sample time)" Increase baud rate. H...

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How to do interpolation on the map?
You can interpolate the datapoints with the griddata() function. As @Walter Roberson mentioned this also assumes a uniform grid,...

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Simscape multibody in R2022b
I do not know, why this worked for you in R2021b. I did not test it in that version, but it did not seem to work for @Shree Char...

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How to perform a block opeartion at particular time index in simulink?
Check out the "Enabled Subsystem". Put your MATLAB function in there and only enable it on your desired timesteps. One way to d...

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simulink; Failed to connect to Arduino board, when using esp8266
A friend of mine had a similar problem. The problem is probably that you use the only serial interface (UART) of the Arduino UNO...

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How to create a link mechanism for a hydraulic excavator
If you have a complicated mechanism like that, building this in a CAD-Software and exporting it as Simscape Model is probably so...

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Simulink simscape multibody: Actuating a joint with changing mode
Here are my experiences using joint modes: Disengaging Disengaging after a certain amount of time works the best. If your join...

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How to add forced displacement or oscillation into Simscape Multibody?
You can easily use the "Prismatic Joint"-Block, which is for purely translational movement along one axis. Just set the followin...

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How to plot capacitor voltage from a bridge rectifier with capacitor filter in MATLAB?
You can simulate the behavior with Simulink, by building a rectifier with the Simscape Electrical toolbox. The model could look ...

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How to compute 8 days mean from one year data?
I would use the moving average function (movmean) data_table = readtable('sample.csv'); % reading as TABLE data_matrix = ta...

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How to generate normal distribution from an array?
You could do it in a small for loop: A = [2.29441228002842 17.3351873969651 2.79928860040389 7.17554281085515; 3.1620041565948...

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Problem renaming variable in loop
Having 150 variables all having to do with one thing is not good coding. You should use a matrix/array/cells instead. Also using...

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Convert symbolic inequality to matrix form
Moved my comment to an answer (to be accepted only if satisfied): syms x y eq = 2*x + 3*y <= 5; % inequality eq1 = lhs(e...

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Enter a velocity and a specific acceleration to a motion
There are multiple ways of doing it. I'm just using constant acceleration examples since those are the easiest. But I just want ...

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I want to correct the trajectory of the double pendulum model.
How are you sure, that the left image is the correct/ideal trajectory? For me it seems that the right side is more accurate. You...

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How to move a simulink model with solidworks model to another new pc?
Did you execute/Run your "haha_Datafile.m"? Mabe just running it in your current workspace once will load the needed variables i...

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