Given an odd number n, write a function that creates a matrix y with dimension nxn alternating 1's and 0's, and starting with 1 in the center of the matrix. For example, for n=3 one should get:
y = [0 0 0 ; 0 1 0; 0 0 0]
Extract leading non-zero digit
Triangle Numbers Below N
Sum the 'edge' values of a matrix
Divide by 4
Get the mean digit
Approximate the inverse tangent by power series
Ratio between sum of primer numbers and non-prime numbers
Ratio between sum of primes and sum of factors
Check if is a square
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