Devraj Dutt

Attivo dal 2015

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Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

quasi 10 anni fa

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Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

quasi 10 anni fa

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Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

quasi 10 anni fa

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

quasi 10 anni fa

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solver discrete or continuos in simscape?
ode23tb is the best solver I've used for power electronics simulations. Option 1: For point 2, also try changing each switch...

quasi 10 anni fa | 0

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Need advice on my code for probability simulation
Have you tried transprob (https://www.mathworks.com/help/finance/estimation-of-transition-probabilities.html).

quasi 10 anni fa | 0

Domanda

I tried to use MATLAB to optimize lookup tables in simulations. I need help with memory overflows..
What I use is Rody Oldenhuis's GODLIKE optimization function (https://www.mathworks.com/matlabcentral/fileexchange/24838-godlike...

quasi 10 anni fa | 0 risposte | 0

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Genetic algorithm with non linear constraints
Hi Alan, I will experiment with the options in pattern search. I was under the impression that that one's only good for local...

oltre 10 anni fa | 0

Domanda

Genetic algorithm with non linear constraints
Does the genetic algorithm ensure that all non linear constraints are satisfied before passing variables to the fitness function...

oltre 10 anni fa | 2 risposte | 0

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Fast Finite Fourier Transform
Using MATLAB's in-built fft function, this function creates an FFT

quasi 11 anni fa | 131 download |

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Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

quasi 11 anni fa

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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...

quasi 11 anni fa

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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 other numbers. Otherwise return false. E...

quasi 11 anni fa

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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...

quasi 11 anni fa

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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...

quasi 11 anni fa

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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 ...

quasi 11 anni fa

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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...

quasi 11 anni fa

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Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

quasi 11 anni fa

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Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

quasi 11 anni fa

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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 ...

quasi 11 anni fa

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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...

quasi 11 anni fa

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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.

quasi 11 anni fa

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

quasi 11 anni fa

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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 ...

quasi 11 anni fa

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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...

quasi 11 anni fa

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Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

quasi 11 anni fa

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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:...

quasi 11 anni fa