Given a vector x, return vector y with all negative elements from the vector x if x has negative elements. Otherwise return 0.
for example: x=[1 2 3 4 -5 -2] y=[-5 -2]
x=[1 2 3] y=0
How to find the position of an element in a vector without using the find function
Count up then down
Evaluating a polynomial
Convert from Fahrenheit to Celsius
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