Devraj Dutt

Aktiv seit 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...

etwa 9 Jahre vor

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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...

etwa 9 Jahre vor

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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...

etwa 9 Jahre vor

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

etwa 9 Jahre vor

Beantwortet
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...

etwa 9 Jahre vor | 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).

etwa 9 Jahre vor | 0

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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...

etwa 9 Jahre vor | 0 Antworten | 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...

fast 10 Jahre vor | 0

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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...

fast 10 Jahre vor | 2 Antworten | 0

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

etwa 10 Jahre vor | 1 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...

etwa 10 Jahre vor

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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...

etwa 10 Jahre vor

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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...

etwa 10 Jahre vor

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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...

etwa 10 Jahre vor

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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...

etwa 10 Jahre vor

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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 ...

etwa 10 Jahre vor

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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...

etwa 10 Jahre vor

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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...

etwa 10 Jahre vor

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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...

etwa 10 Jahre vor

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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 ...

etwa 10 Jahre vor

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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...

etwa 10 Jahre vor

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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.

etwa 10 Jahre vor

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

etwa 10 Jahre vor

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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 ...

etwa 10 Jahre vor

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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...

etwa 10 Jahre vor

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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.

etwa 10 Jahre vor

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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:...

etwa 10 Jahre vor