Community Profile

Casey Cavanaugh

MathWorks

182 total contributions since 2020

View details...

Contributions in
View by

Solved

Say something funny
Say something funny, or not. Your solution will be (fully automatically and objectively) scored based on how clever or funny ...

3 meses ago

Solved

Negative matrix
Change the sign of all elements in given matrix.

3 meses 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...

3 meses ago

Solved

Remove from a 2-D matrix all the rows that contain at least one element less than or equal to 4
Example: in = magic(5) in = 17 24 1 8 15 23 5 7 14 16 4 6 13 20 ...

3 meses ago

Solved

Create a Multiplication table matrix...
Create a product table in this format: P = [ 1 2 3 4 5; 2 4 6 8 10; 3 6 9 12 15; 4 8 12 1...

3 meses ago

Solved

Area of a disk
Find the area of a disk or circle. x= radius of the disk.

3 meses ago

Solved

Find out total non zero element of matrix
Find out Non zero element of matrix A=magic(5) 17 24 1 8 15 23 5 7 14 16 4 6...

3 meses ago

Solved

Y=X
Given an input variable x, output a variable y that is equal in value to x. Example: Input x = 1 Output y is 1 Inp...

3 meses ago

Solved

Areas
Given certain dimensions determine the area of that shape. If given only one value assume its the radius. Use round(x) to round ...

3 meses ago

Solved

Perimeters/Circumference
Given an array. Determine whether the perimeter is of a circle, triangle or square. Then calculate the perimeter.

3 meses ago

Solved

Where is she?
Given the numbers 12, 3, 6, 9 Tell where the girl is located. That is: Look to your 3 o'clock = look right Example ...

3 meses ago

Solved

02 - Vector Variables 4
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_2d.png>> (Logarithmically spaced numbers between 1 and 1...

3 meses ago

Solved

Given a complex number, output quadrant 'I' 'II' 'III' or 'IV' | II | I | ...

3 meses ago

Solved

Compare two input matrices
Check which input matrix has more elements. Return "1" if matrix A has more elements than matrix B. Otherwise return "0". Exa...

3 meses ago

Solved

Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...

3 meses ago

Solved

Find the Nth Root of a Given Number
Find the Nth root of a given number x. Examples x = 4096 n = 4 y = 8 x = 625 n = 5 y = 3.6239

3 meses ago

Solved

Area of a Square
Inside a square is a circle with radius r. What is the area of the square?

3 meses ago

Solved

Returning a "greater than" vector
Given a vector, v, return a new vector , vNew, containing only values > n. For example: v=[1 2 3 4 5 6] n=3 vNew =...

3 meses ago

Solved

Return 'on' or 'off'
When the input is true, return 'on', otherwise, return 'off'.

3 meses ago

Solved

Kinetic Energy
Given the mass m and velocity v of an object, determine its <http://en.wikipedia.org/wiki/Kinetic_energy kinetic energy>.

3 meses ago

Solved

Remove the Zero
Given an array n, remove all zeros

3 meses ago

Solved

Product of Array
Given an array of numbers. Get the product of the array.

3 meses ago

Solved

Evaluating a polynomial
Given the following polynomial and the value for x, determine y. y = 3x^5 – x^3 + 8x – 3 Example x = 1 y = 3 - 1 +...

3 meses ago

Solved

Generate a random matrix A of (1,-1)
Input n: is an positive integer which serves as the dimension of the matrix A; Output: A=(Aij),where each entry Aij is either...

3 meses ago

Solved

length of a vector
Find twice the length of a given vector.

3 meses ago

Solved

Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

3 meses ago

Solved

Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

3 meses ago

Solved

Sum my indices
Given inputs M and N (in that order), output an MxN matrix whose entries are equal to the sum of their indices. Example input...

3 meses ago

Solved

Are you in or are you out?
Given vertices specified by the vectors xv and yv, and a single point specified by the numbers X and Y, return "true" if the poi...

3 meses ago

Solved

Is my wife right?
Regardless of input, output the string 'yes'.

3 meses ago