given three inputs (a, b, c) for the equation a*x^2+b*x+c=0; return 1 if the roots are complex (non zero imaginary), and 0 if they are real.
2 b | ~ 2 b
Insert zeros into vector
Given a 4x4 matrix, swap the two middle columns
02 - Vector Variables 1
Sum of series IV
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