Classify x data as
if x>=0 then y=1
if x<0 then y=0
x = [ -2 -1 0 1 2]
y = [ 0 0 1 1 1]
Additional test cases have been added.
Determine if a Given Number is a Triangle Number
Return the first and last character of a string
Check if number exists in vector
Remove the positive integers.
average for three points
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