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UICBioE240 problem 1.3
Find the length of a vector. So if A = [1 1 1 1 1] Then B = 5

8 years ago

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Find Index of maximum Value and maximum Value of a vector
Find the Index of the first occurrence of the maximum value in a vector and also the maximum value in the vector. Example: [...

8 years ago

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Determine the mean of matrix
Determine the mean of matrix without using mean function Hint: use simple algorithm

8 years ago

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Speed of car
Calculate the Speed of car given its Distance travelled and time taken in x and y respectively

8 years ago

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Square the input
Given a scalar or vector x, return the square of each element. Example x = [7 2] answer = [49 4]

8 years ago

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Related Vectors
I have two vectors A & B. If the values in vector A is zero then the corresponding value in vector B should be zero. Example:...

8 years ago

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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 ...

8 years ago

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Test Problem; Create a 5x5 array containing all ones
This is a test for learning the process of creating a Cody problem. The goal of this test problem will be to create an array,...

8 years ago

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Basic arrays operations.
Apply element-by-element binary operation 'fun' to two arrays (A and B).

8 years ago

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Matlab Basics - Set unwanted parts of a vector to zero
Consider a vector x, of length >= 7, write a script to set elements 2, 5, and 6 to zero. Example x = [1 2 3 4 5 6 7] --> ...

8 years ago

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y equals x divided by 2
function y = x/2

8 years ago

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Generate pi using logarithm
Generate pi using logarithm

8 years ago

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Sudoku square
We have a small Sudoku square, but one number is missing. x = [ 1 5 4 8 6 3 0 9 7 ] Make a function, wher...

8 years ago

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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...

8 years ago

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Sophie Germain prime
In number theory, a prime number p is a *Sophie Germain prime* if 2p + 1 is also prime. For example, 23 is a Sophie Germain prim...

8 years ago

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Array of Ones
Create a 100 X 100 array of ones.

8 years ago

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Matlab Basics II - Count rows in a matrix
Write a function that returns that number of rows in a vector or matrix x example: x = [1; 2; 3] output = 3

8 years ago

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Matlab Basics II - Velocity of a particle
A particle is moving in space, such that it's velocity is given by: <<http://s30.postimg.org/5rf1xtvj5/cody1.png>> write a...

8 years ago

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N-Cards Problem
You have a deck of _N_ cards numbered in order from 1 to _N_. You discard the top card (card 1) and place the next card (card 2)...

8 years ago

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Finding perimeter of a rectangle
A rectangle has a length of x centimeters and a width of w centimeters. Find the perimeter.

8 years ago

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Remove the Zero
Given an array n, remove all zeros

8 years ago

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Tricky timing
Write a function that takes between 0.5 seconds and 0.6 seconds to run.

8 years ago

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peta to nano (x-ray)
for certain x-ray radiation, given frequency in petahertz, give wavelength in nanometer, must be accurate +/- 25%

8 years ago

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

8 years ago

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Find out sum of all elements of given Matrix
Find out sum of all elements of given Matrix A=[1 2 3;4 5 6 ;7 8 9]; Answer must be: 45 *If you like this problem, pl...

8 years ago

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Duplicate a character
Duplicate a character 'n' times. Example 1: str='a' n=5 output='aaaaa' Example 2: str='*' n=3 output='***'

8 years ago

Answered
Interchange Y and Z axis in 3D contour Plot
Use the commander view(az,el) using https://www.mathworks.com/help/matlab/ref/view.html

8 years ago | 0

Solved

Matrix indexing with two vectors of indices
Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).

8 years ago

Solved

Rotate input square matrix 90 degrees CCW without rot90
Rotate input matrix (which will be square) 90 degrees counter-clockwise without using rot90,flipud,fliplr, or flipdim (or eval)....

8 years ago

Solved

Remove the air bubbles
Given a matrix a, return a matrix b in which all the zeros have "bubbled" to the top. That is, any zeros in a given column shoul...

8 years ago