s='He was so tired'
ans = true
Back to basics 19 - character types
letter yes yes & letter no no
Concatenate two strings
Write a code that will follow the equation y = x * (x + x) * x.
Find the sum of the negative elements under the main diagonal.
Find the product of the positive elements above the main diagonal.
Calculate the eigenvalues of A.
Find the Sum of the Series:
Numerate input arguments
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