but this problem is not in 2013 and downer versions
answer:y = round(x,3)
why roundn not work?
@arsenic 陈: roundn is a toolbox function. Cody only supports functions in basic MATLAB.
Convert a numerical matrix into a cell array of strings
Getting logical indexes
Create an n-by-n null matrix and fill with ones certain positions
Create an index-powered vector
Find the next Fibonacci number
Matlab Basics II - Create a vector with a repeated entry
Matlab Basics II - Free Fall
Matlab Basics - Logical Tests I
Matlab Basics - Set unwanted parts of a vector to zero
Matlab Basics II - Intervals
Find the treasures in MATLAB Central and discover how the community can help you!
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