Specific Element Count
Sum of diagonal of a square matrix
Swap two numbers
Log of a number
Corresponding letter to ASCII code.
Vector with a repeated entry
ASCII code of a leter.
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