A résolu

Replicate elements in vectors
Replicate each element of a row vector (with NaN) a constant number of times. Examples n=2, A=[1 2 3] -> [1 1 2 2 3 3] ...

environ 6 ans il y a

A résolu

Assess the scatter of wind turbines in a field
The renewable energy industry is on the rise in many countries--- and one of the key players is wind energy. It is believed ...

environ 6 ans il y a

A résolu

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. Examp...

environ 6 ans il y a

A résolu

Create a vector with n repeated values of a number x
If x=3 and n=7 then the vector y would be y=[3 3 3 3 3 3 3]

environ 6 ans il y a

A résolu

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 ...

environ 6 ans il y a

A résolu

Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

environ 6 ans il y a

A résolu

Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

environ 6 ans il y a

Problème

Vector raised to a power (element-wise)
Given a vector A and a number x, raise each element of the vector to the power of x. Thus, if A = [2 5 7 1] and x = 0.5, then ...

environ 6 ans il y a | 0 | 134 solveurs

Problème

Element-wise vector product
Given two vectors x and y, compute their element-wise product z. Thus, if x = [1 3 5] and y = [0.5 -1 2], then z = [1*0.5...

environ 6 ans il y a | 0 | 144 solveurs

Problème

Create logarithmically spaced values
Given three numbers a,b,n with b>a, create a vector y with n logarithmic spaced values between 10^a and 10^b. Thus, if a = -2, ...

environ 6 ans il y a | 0 | 118 solveurs

Problème

Create a vector of the first n naturnal numbers
If n = 7, your program should return a vector y, where y = [1 2 3 4 5 6 7].

environ 6 ans il y a | 0 | 141 solveurs

Problème

Create a vector with n repeated values of a number x
If x=3 and n=7 then the vector y would be y=[3 3 3 3 3 3 3]

environ 6 ans il y a | 0 | 114 solveurs

Problème

Generate n equally spaced "intervals" between -x and x
Given n and x, return a list of numbers (in ascending order) that divides the interval [-x x] into n equal-length intervals. ...

environ 6 ans il y a | 0 | 115 solveurs

Problème

PEMDAS test
Create the function that will return the following expression for x and y. <<https://i.ibb.co/RHWyzrv/Code-Cogs-Eqn-1.gif>> ...

environ 6 ans il y a | 0 | 106 solveurs

A résolu

Create a vector of n alternating ones and zeros
Given n, your output should be a vector y of numnbers such that the first number is 1 and the numbers following it alternate bet...

environ 6 ans il y a

Problème

Create a vector of n alternating ones and zeros
Given n, your output should be a vector y of numnbers such that the first number is 1 and the numbers following it alternate bet...

environ 6 ans il y a | 0 | 116 solveurs

A résolu

Create a vector of the first n odd numbers
If n = 10, your program should return a vector y, where y = [1 3 5 7 9 11 13 15 17 19].

environ 6 ans il y a

Problème

Create a vector of the first n odd numbers
If n = 10, your program should return a vector y, where y = [1 3 5 7 9 11 13 15 17 19].

environ 6 ans il y a | 2 | 135 solveurs

A résolu

Product of a and b
return the value of c = a*b

environ 6 ans il y a

A résolu

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]

environ 6 ans il y a

A résolu

Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

environ 6 ans il y a

A résolu

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...

environ 6 ans il y a

A résolu

Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

environ 6 ans il y a

A résolu

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...

environ 6 ans il y a

A résolu

Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...

environ 6 ans il y a

A résolu

Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

environ 6 ans il y a

A résolu

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

environ 6 ans il y a

A résolu

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

environ 6 ans il y a

A résolu

Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

environ 6 ans il y a

A résolu

Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

environ 6 ans il y a