Find twice the length of a given vector.
Is my wife right?
Find the sum of the elements in the "second" diagonal
Convert a vector into a number
Determine the mean of matrix
Evaluating a polynomial
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