A résolu


Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

environ un an il y a

A résolu


Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

environ un an il y a

A résolu


Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

environ un an il y a

A résolu


Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...

environ un an il y a

A résolu


Converts numbers into characters
Converts numbers into characters

environ un an il y a

A résolu


Find the max element of the array
Find the max element of the array

environ un an il y a

A résolu


Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.

environ un an il y a

A résolu


Calculate the average value of the elements in the array
Calculate the average value of the elements in the array

environ un an il y a

A résolu


to the 2 all elements
to the 2 all elements

environ un an il y a

A résolu


the average value of the elements
Calculate the average value of the elements in the array

environ un an il y a

A résolu


Double all elements in the array
Duplicate all elements in the array

environ un an il y a

A résolu


calculate the length of matrix
input 1 array, calculate the length

environ un an il y a

A résolu


Draw a '0' in a one matrix!

environ un an il y a

A résolu


Energy Conversion 2

environ un an il y a

A résolu


Energy Conversion 1

environ un an il y a

A résolu


Velocity Conversion
Given a velocity in mph, convert it to km/h. Round the answer to the fourth decimal place.

environ un an il y a

A résolu


Area Conversion 2

environ un an il y a

A résolu


Area Conversion 1

environ un an il y a

A résolu


Mass Conversion 2

environ un an il y a

A résolu


Mass Conversion 1

environ un an il y a

A résolu


Temperature Conversion 3
Given a temperature in Celcius, convert it to Fahrenheit.

environ un an il y a

A résolu


Temperature Conversion 2

environ un an il y a

A résolu


Temperature Conversion 1

environ un an il y a

A résolu


String Logic 19
Examples: 'DIG' --> 'I' 'IMPORTANT' --> 'MOTN' 'DEAL' --> 'EL' 'LIMB' --> 'IB' 'MOSTLY' --> 'OTY'

environ un an il y a

A résolu


Breaking Out of the Matrix
Do you want to take the Red Pill, or the Blue Pill? If you take the Blue Pill, you will simply pass along to the next problem...

environ un an il y a

A résolu


Energy of a photon
&#9883 &#9762 &#9883 &#9762 &#9883 &#9762 &#9883 Given the frequency F of a photon in giga hertz. Find energy E of this photon...

environ un an il y a

A résolu


Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

environ un an il y a

A résolu


sum of non-primes
The sum of the non-primes no larger than 10 is 1+4+6+8+9+10=38 Find the sum of all the positive non-prime integers that do no...

environ un an il y a

A résolu


subtract central cross
Given an n-by-n square matrix, where n is an odd number, return the matrix without the central row and the central column.

environ un an il y a

A résolu


Nilpotent matrix
Check if matrix A is <http://mathworks.com/ nilpotent>.

environ un an il y a

Charger plus