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dareen


Last seen: 3 days ago |  Active since 2024

Followers: 0   Following: 1

Programming Languages:
Python, C++, C, Java, C#, MATLAB, SQL, Arduino
Spoken Languages:
English, Arabic
Pronouns:
She/her

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Question


the use of field graphing tools
K = 8.99e9; % Input the number of charges n = input('Enter number of charges: '); % Initialize arrays to store charge val...

10 days ago | 0 answers | 0

0

answers

Question


what's the reason for getting an output at the point itself though it is not in range
i have used taylor series to find the first derivative of the following function cos(x) and got 2 diffrent approximations , i ...

21 days ago | 1 answer | 0

1

answer

Question


how to get fit coefficients and the file name ?
there is a particular feature that i needed a couple of times now but i am failing at finding something to implement it inducto...

28 days ago | 1 answer | 0

1

answer

Question


fitting a graph and coloring each fit
i wrote the following code % Color settings r_220_w = [10.78, 20.33, 24, 27.7, 35.86, 32.5, 33.2, 30.75, 36.83, 33.44, 32.8, ...

1 month ago | 1 answer | 0

1

answer

Question


how to delete nan values from array columns without losing data from other columns
i have a huge file from a lab expremient every run gives me 4 columns and every 2 out of the 4 start with nan then 2 nan v...

2 months ago | 1 answer | 0

1

answer

Solved


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...

4 months ago

Solved


Calculating distance of lightning based on time delay
If we know the time delay between when we see lightning and hear thunder then we can calculate approximate distance(in meters) o...

4 months ago

Solved


finding vector pair with min angle between them
given a matrix with more than one row , compare row vectors of the given matrix and find the pair with the minumum angle between...

4 months ago

Problem


finding vector pair with min angle between them
given a matrix with more than one row , compare row vectors of the given matrix and find the pair with the minimoum angle betwee...

4 months ago | 0 | 6 solvers

Question


how to build a magic matrix manually of even n*n matrix?
i have written an alogorithm magic of odd order yet could not think of one for even order i i am starting to see a pattern fo...

4 months ago | 3 answers | 0

3

answers

Solved


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...

4 months 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 = ...

4 months ago

Solved


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]; ...

4 months ago

Solved


Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

4 months ago

Solved


Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...

4 months ago

Solved


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displayed ...

4 months ago

Solved


Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2 3 3 3 4...

4 months ago

Solved


Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...

4 months ago

Solved


Return area of square
Side of square=input=a Area=output=b

4 months ago

Solved


Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

4 months ago

Solved


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

4 months ago

Solved


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...

4 months ago

Solved


Longest run of consecutive numbers
Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...

4 months ago

Solved


First non-zero element in each column
For a given matrix, calculate the index of the first non-zero element in each column. Assuming a column with all elements zero i...

4 months ago

Solved


Fill a zeros matrix
The aim is to fill an array of all zeros given a numerical value and the index of row and columns for this value. 3 Inputs: ...

4 months ago

Solved


Set the array elements whose value is 13 to 0
Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...

4 months ago

Solved


Create an arrow matrix
An arrow matrix is a square matrix that contains ones on the diagonal, the last column, and last row. ...

4 months ago

Question


what does this mean , how and for what is it used ?
while playing around in the command window with arrays and matrices i tried to print x=ones and it gave me an array of size 1*...

4 months ago | 1 answer | 0

1

answer

Question


how does this work some clarification
can anyone explain how this solution work i tried to read documintations for this but did not really connect the dots https:/...

4 months ago | 2 answers | 0

2

answers

Solved


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

4 months ago

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