Community Profile

# Rahul Gulia

##### Last seen: 7 días ago
84 total contributions since 2019

#### Rahul Gulia's Badges

View details...

Contributions in
View by

Solved

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...

24 días ago

Solved

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...

24 días ago

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...

alrededor de 2 meses 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 >> ...

alrededor de 2 meses ago | 1 answer | 0

### 1

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 ...

2 meses ago | 0

Solved

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?

2 meses ago

Solved

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

2 meses ago

Solved

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

2 meses ago

Solved

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?

2 meses ago

Solved

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

2 meses ago

Solved

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

2 meses ago

Solved

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

2 meses ago

Solved

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

3 meses ago

Solved

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 ...

3 meses ago

Solved

Create a vector
Create a vector from 0 to n by intervals of 2.

3 meses ago

Solved

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 ...

3 meses ago

Solved

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

3 meses ago

Solved

Find max
Find the maximum value of a given vector or matrix.

3 meses ago

Solved

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

3 meses ago

Solved

Inner product of two vectors
Find the inner product of two vectors.

3 meses ago

Solved

Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

3 meses ago

Solved

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...

3 meses ago

Solved

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.

3 meses ago

Solved

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...

3 meses ago

Solved

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

3 meses ago

Solved

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...

3 meses ago

Solved

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...

3 meses ago

Solved

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....

3 meses ago

Solved

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,...

3 meses ago

Solved

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 = ...

3 meses ago