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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

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Add two numbers
Given a and b, return the sum a+b in c.

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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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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 a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

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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 displa...

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

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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 ...

mer än 8 år ago

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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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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:...

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Is my wife right?
Regardless of input, output the string 'yes'.

mer än 8 år ago

Answered
delete words from list based on logical statement
I slightly modified Jan's answer: List = {'abatable';'abate';'abatement';'abater';'dog';'cat'; ... 'make';'abato...

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Answered
Export dataset to excel file
The error indicates that "ds" is a cell, and not a "dataset" variable. A dataset has a specific definition within MATLAB. Tak...

mer än 8 år ago | 0

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Finding inflection point on a x,y plot
Do you have an analytic (symbolic) representation of the function? Or just numerical data? If you have an analytic representa...

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Answered
Error using the integral function - A and B must be floating-point scalars.
Your variables "y1" and "y2" are vectors. The command: Eiy1 = integral(fun1, Inf, y1) is really doing the integral of : ...

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use coder with nn tool
Check out this link: http://www.mathworks.com/help/simulink/ug/functions-supported-for-code-generation--categorical-list.html#b...

mer än 8 år ago | 0

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how to find total derivative?
Hey Kanav, Check out "diff" in the Symbolic Math Toolbox. One thing to note is that for the form you want, you need to explic...

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Answered
I am working with the Case Study for the Credit Scorecard Analysis
Hey Vernon, The bottom line is the data set just does not have great predictors. I think the point of the example is just to ...

mer än 8 år ago | 0

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MATLAB installation under Linux
Hey Lucas, It looks like you are having the same issue as described in this post: <http://www.mathworks.com/matlabcentral/...

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simple method of forcing single precision floating point operations
Hey Jonah, I'm not sure if you tried this already, but you should be able to specify single precision by following the steps ...

mer än 8 år ago | 1

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Creation timeSeries using a datetime variable
Hi Cedric, If you already have your dates in a cell array string format, you should not need to convert to datetime in order ...

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Changing the Dielectric Constant of a Microstrip Patch Antenna in Antenna Toolbox
Hi Abubakar, Currently it does not seem like there is a way to use a different value for the dielectric constant. I work for ...

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Optimisation application: how do I create the fitness function?
Hey Howard, It looks like you are on the right track to defining your fitness function for "gamultiobj". I think the issues y...

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How can i design a variable inductor for three phase inverter in simulink?
Hi Muhammad, As the error indicates, you likely have left the "Inject Inductor Current" block open-circuit. In the "power_Var...

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HDL code generation of Simple TF
Hi Safiya, You should be able to set the word length by changing the data types for the specific ports/values inside the disc...

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axis label messed up when exporting eps
Hi Lian, I tried the following on my Debian installation using MATLAB R2015a: plot(1:10, exp(1:10)); xlabel('x') ...

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Is it possible to keep the dropdown menu of my personal help content from folding in after clicking on a subsection ?
Hi Simon, I believe this is happening because the subsection that you are clicking on is actually a link to a new HTML page, ...

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Parameter Estimation for second order battery: I am trying to fill lookup tables for R1, C1, R2, and C2. Lookup tables depends on SoC and Temperature value. For now, I am only sending temperature as 20 celcius and generating SoC from input current.
Hi Gökay, If you want to fill in the lookup tables, using "Parameter Estimation" is probably not the best approach. A lookup ...

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Output of Sine and chirp block seems wrong
Hey Max, This is due to the step sizes of the solver that Simulink is choosing. By default Simulink sets the step size to: h_...

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