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Bullseye Matrix

Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

7 months ago

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Most nonzero elements in row

Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

7 months ago

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delay spread rayleigh channel for OFDM

Hi Ala. I just came across your question. Just answering, so that people in the future can get help from. Here is a MATLAB cod...

delay spread rayleigh channel for OFDM

Hi Ala. I just came across your question. Just answering, so that people in the future can get help from. Here is a MATLAB cod...

8 months ago | 0

Question

Unable to perform assignment because the size of the left side is 1-by-1 and the size of the right side is 1-by-0.

This is what i am trying to solve. >> d = 1 2 3 4 5 6 7 8 9 10 >> dref = 3 5 7 >> ...

8 months ago | 1 answer | 0

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Need help with plotting bivariate normal distributions

I was actually looking into similar kind of problem. And i found solutions that could answer your problem quite properly. Here ...

Need help with plotting bivariate normal distributions

I was actually looking into similar kind of problem. And i found solutions that could answer your problem quite properly. Here ...

9 months ago | 0

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Sum of series VII

What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

9 months ago

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Sum of series VI

What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

9 months ago

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Sum of series V

What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

9 months ago

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Sum of series IV

What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?

9 months ago

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Sum of series III

What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

9 months ago

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Sum of series II

What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

9 months ago

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Sum of series I

What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

9 months ago

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Vector creation

Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

9 months ago

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Doubling elements in a vector

Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

9 months ago

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Flip the vector from right to left

Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

9 months ago

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Whether the input is vector?

Given the input x, return 1 if x is vector or else 0.

9 months ago

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Get the length of a given vector

Given a vector x, the output y should equal the length of x.

9 months ago

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Length of a short side

Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

10 months ago

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Magic is simple (for beginners)

Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

10 months ago

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Make a random, non-repeating vector.

This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

10 months ago

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Roll the Dice!

*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

10 months ago

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Number of 1s in a binary string

Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

10 months ago

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Return the first and last character of a string

Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

10 months ago

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Getting the indices from a vector

This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

10 months ago

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Check if number exists in vector

Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

10 months ago

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Swap the input arguments

Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

10 months ago