Sum the numbers on the main diagonal of an n-by-n matrix.
A = [1 2 4
3 6 2
2 4 7]
The output value should equal 14.
Back to basics 15 - classes
Magic is simple (for beginners)
Fahrenheit to Celsius converter
03 - Matrix Variables 3
Element by element multiplication of two vectors
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