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Sum the 'edge' values of a matrix
Sum the 'edge' values of an input matrix (the values along the perimeter). Example [1 2 3 4 5 6 7 8 9] Output = ...

8 years ago

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Replace Negative(-) by 0 and positive by 1
In a given Matrix Replace all element having *Negative sign with 0* and *Positive elements with 1* .

8 years ago

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Largest Prime Number
Given a matrix X, find the largest prime number in X.

8 years ago

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Low level NaN
* I have a dataset. Columns represents different variables. * A variable may start with NaN or any double type number. * If i...

8 years ago

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Determine if a row vector has NaN
Determine if a row vector x has NaN

8 years ago

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Create a matrix from a cell
In this problem , you must convert a cell into a matrix and pad each cell with NaN. *Example 1:* If you have the input...

8 years ago

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Generate a NaN...on purpose
The goal is to create a function that will return a single "NaN" without using the nan function. I am interested to see how many...

8 years ago

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Summation of array
Given an array, Find the sum of all of the elements in it Examples: Input x = [1 2 3 5; 4 5 6 7]; Output y is 33

8 years ago

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Speed of car
Calculate the Speed of car given its Distance travelled and time taken in x and y respectively

8 years ago

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Matlab Basics - Rounding I
Write a script to round x DOWN to the next lowest integer: e.g. x = 2.3 --> x = 2 also: x = 2.7 --> x = 2

8 years ago

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Create a two dimensional zero matrix
You have to create a zero matrix of size (mxn) whose inputs are m and n and the elements of your matrix should be zeros. Exam...

8 years ago

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Negative matrix
Change the sign of all elements in given matrix.

8 years ago

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Dice face matrix!
This is dice simulator, but instead of making a random die number, you will receive an "pre-rolled" number in and spit out a mat...

8 years ago

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Find out value of sine given by degree.
Find out value of sine given by degree. If theta=30, it's value must be 0.5.

8 years ago

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Find the area of a triangle
Given a triangle with a base b and height h, return the triangle area.

8 years ago

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Given area find sides
In a right angle triangle given area 'A' one arm=x, another arm=2x then find the value of x. For example, area A=400 then ...

8 years ago

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What percentage?
Calculate the output c as the percentage of a on b for given a and b.

8 years ago

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Positive Infinity
Round the array a towards positive infinity

8 years ago

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Average of square wave
given positive and negative peak , calculate dc level, 50% duty cycle

8 years ago

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multiply by three
Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...

8 years ago

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Remove the positive integers.
Given array,x, remove all the positive numbers and display ouput as y. Example x=[1 -2 3 -4] , output is y=[-2 -4].

8 years ago

Solved

Find out sum of all elements of given Matrix
Find out sum of all elements of given Matrix A=[1 2 3;4 5 6 ;7 8 9]; Answer must be: 45 *If you like this problem, pl...

8 years ago

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Generate a random matrix A of (1,-1)
Input n: is an positive integer which serves as the dimension of the matrix A; Output: A=(Aij),where each entry Aij is either...

8 years ago

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Concatenate two strings
Its very easy. Just concatenate two strings.

8 years ago

Solved

Times 3 problem
When you enter the number, it should return the number multiplied by 3

8 years ago

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Remove the Zero
Given an array n, remove all zeros

8 years ago

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Close MATLAB with keyboard
Close MATLAB with keyboard without using mouse

8 years ago

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Negative Infinity
Round the given array a towards negative infinity.

8 years ago

Solved

construct matrix with identical rows
Input a row vector such as x=1:10. Now we need to construct a matrix with L rows,of which every row vector is a copy of x. E...

8 years ago

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Replace multiples of 5 with NaN
It is required to replace all values in a vector that are multiples of 5 with NaN. Example: input: x = [1 2 5 12 10 7] ...

8 years ago