make all the elements in given x zero.
Simple but fun
I'm not sure this would work if there is a 0 in x...
Magic is simple (for beginners)
Sum the 'edge' values of a matrix
Find the area of a triangle
true or false
find the 'M'
Make an identity matrix whose diagonal elements are 1:n
Replace all odd numbers with NaN
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