Problem

Tridiagonal

Return an n-by-n matrix that has a, b, c as the subdiagonal, main diagonal, and superdiagonal entries in the matrix. Example ...

6 years ago | 0

Problem

Cofactor

Given a matrix, find the cofactor of the element in 'i'th row and 'j'th column.

6 years ago | 0

Solved

No Twins?

Write a function that accepts as input a vector and returns the same vector, but retaining only the first occurrence of an eleme...

6 years ago

Solved

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...

6 years ago

Solved

Create incrementing array

Given a and b generate an output matrix as shown in following examples: a=2 b=5 output=[2 20 200 2000 20000] a=4 b...

6 years ago

Solved

Calculate the peak value of square wave

Given the peak value of sine wave, calculate corresponding peak value of square wave, if both have same RMS voltage.

6 years ago

Solved

Ohm's Law

Well its Ohm's law... So V = IR! I will give two of the three values, such as V and I or I and R and you have to return th...

6 years ago

Solved

Concatenate matrix into 4 quadrants for given number of iteration

If given a matrix and number, output should be its concatenation like wavelet for given number of iterations. Example a ...

6 years ago

Solved

Square wave average calculation

Given its peak and duty cycle, calculate avg value of square wave

6 years ago

Solved

Perl 3: shift

_This is part of a series of perl function which were very helpful for many perl programmers. Could you implement it in Matlab?_...

6 years ago

Solved

Perl 2: pop

_This is part of a series of perl function which were very helpful for many perl programmers. Could you implement it in Matlab?_...

6 years ago

Solved

Tiling a matrix

Given a matrix and a number of columns, replicate matrix in a single row

6 years ago

Solved

Number of vertices of a hypercube

Return the number of vertices of a n-dimensional hypercube.

6 years ago

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Calculate distance travelled when given radius and rotations

When given radius of wheel and number of rotations calculate total distance travelled consider pi=3.14

6 years ago

Solved

Transpose

Write a MATLAB script in order to convert a random length row vector (v) into a column vector.

6 years ago

Solved

Do Fast Fourier Transformation

Example Fast Fourier Transformation from vector [2,1]) ans = 3 1

6 years ago

Solved

Duplicate a character

Duplicate a character 'n' times. Example 1: str='a' n=5 output='aaaaa' Example 2: str='*' n=3 output='***'

6 years ago

Solved

Do you like your boss?

Do you like your boss? Answer can be any string! For example: Boss = 'Do you like your boss?'; Output = 'yes' or ...

6 years ago

Solved

Mode

Find the mode of the vector Assumption: no vector is bimodal Example 1: input=[1 2 3 4 4]; output=4 Example 2: input=[7...

6 years ago

Solved

Penny flipping - calculate winning probability (easy)

Two players are playing a fair penny flipping game. For each flip, the winner adds one penny from the loser's collection to his/...

6 years ago

Solved

Volume of a sphere given its surface area

You just measured its surface area, that is the input.

6 years ago

Solved

Fahrenheit to Celsius using multiple statements

Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...

6 years ago

Solved

Circle area using pi

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

6 years ago