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Sum of logarithms
Given a vector, v, of real positive numbers, compute the sum, s, of the base-10 logarithms of the elements of v, without the use...

ongeveer 3 jaar ago

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only input
Return the output without writing any code into the function.

ongeveer 3 jaar ago

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Given a matrix, return the last eigen value
Given a matrix, return the first eigen value For example: x = magic(5) 17 24 1 8 15 23 5 7 14 ...

ongeveer 3 jaar ago

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

ongeveer 3 jaar ago

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

ongeveer 3 jaar ago

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Number of digits in an integer
Specifies how many digits in a given integer. Example: in=100 ==> out=3

ongeveer 3 jaar ago

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Unit Matrix
Given n, you should return an n-by-n unit matrix. Example: If input is n=2 then A = [ 1 0 0 1 ] If input ...

ongeveer 3 jaar ago

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System of equations
Find a solution to a system of equations represented by a |n| by |n+1| matrix. For instance, [ 2 0 4; => 2*x = 4 ...

ongeveer 3 jaar ago

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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...

ongeveer 3 jaar ago

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ASCii Code
Using matlab, give the symbol that is associated with ASCii code 122

ongeveer 3 jaar ago

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Flipping
Write code that can reverse the vector without using any sort of loop. Example Given the input vector A = [ 1 2 3 4 5...

ongeveer 3 jaar ago

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ASCii Code
Using Matlab get the ASCii for '?'

ongeveer 3 jaar ago

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Counting down
Create a vector that counts from 450 to 200 in increments of 10.

ongeveer 3 jaar ago

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Wind Chill Computation
On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...

ongeveer 3 jaar ago

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What is Sum Of all elements of Matrix
Given the matrix x, return the sum of all elements of matrix. Example: Input x = [ 1 2 0 0 0 0 6 9 3 3 ] ...

ongeveer 3 jaar ago

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Building matrices
If you have matrix A, create matrix B using matrix A as an "element" A = [1 2 3 4; 5 6 7 8...

ongeveer 3 jaar ago

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Square Diagonal
If n is the given number, then make a diagonal matrix of size 2*2 with the square of that number.

ongeveer 3 jaar ago

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Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...

ongeveer 3 jaar ago

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Determine the length of a string of characters
Determine the length of a string of characters

ongeveer 3 jaar ago

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Back to basics 8 - Matrix Diagonals
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector of numbers, output a square array with the...

ongeveer 3 jaar 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,...

ongeveer 3 jaar ago

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find the relation...
if given input is 1, output is 4. if input is 55, output is 3136.

ongeveer 3 jaar ago

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Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

ongeveer 3 jaar ago

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07 - Common functions and indexing 6
Create a variable _m_ as a magic square with the size 6 x 6 Magic squares are defined as square matrices, where the sum of a...

ongeveer 3 jaar ago

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07 - Common functions and indexing 5
Create the vector _lin_: <<http://samle.dk/STTBDP/Assignment1_7e.png>> (the integers from 1 to 20) Make every other val...

ongeveer 3 jaar ago

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07 - Common functions and indexing 4
Define the matrix _cMat_: <<http://samle.dk/STTBDP/Assignment1_3c.png>> ( _cMat_ = 10x10 matrix where the numbers from 1 t...

ongeveer 3 jaar ago

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07 - Common functions and indexing 3
Define _eMat_: <<http://samle.dk/STTBDP/Assignment1_3e.png>> Create the variable _eMat2_, which is equal to _eMat_ with th...

ongeveer 3 jaar ago

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07 - Common functions and indexing 2
Define _eMat_: <<http://samle.dk/STTBDP/Assignment1_3e.png>> Calculate eMean as the mean across the rows of _eMat_. The an...

ongeveer 3 jaar ago

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07 - Common functions and indexing 1
Define _cMat_: <<http://samle.dk/STTBDP/Assignment1_3c.png>> ( _cMat_ = 10x10 matrix where the numbers from 1 to 100 runs ...

ongeveer 3 jaar ago

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06 - Matrix Equations 3
Define the matrices _aMat_, _bMat_, and _cMat_: <<http://samle.dk/STTBDP/Assignment1_3a.png>> ( _aMat_ = 9x9 matrix full o...

ongeveer 3 jaar ago