A perfect number occurs whent the sum of all divisors of a positive integer, except the number itself, equals the number.
28 = 1 + 2 + 4 + 7 + 14;
so return true
10 ~= 1 + 2 + 5
so return false
Triangle Numbers Below N
Find the sum of the elements in the "second" diagonal
Create matrix of replicated elements
Determine if input is a Narcissistic number
Make an anonymous function that has variable output
Compute the intersect point of line and plan
Project Euler: Problem 14 Longest Collatz sequence(harder version)
Solve Sudoku puzzle step by
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
You can also select a web site from the following list:
Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location.
Contact your local office