Extract leading non-zero digit
Evaluating a polynomial
Sum the real and imaginary parts of a complex number
Decide whether determinant is zero.
How many hours are there in a day in Italy?
Calculate sin(x) without sin(x)
Calculate the hypotenuse of a right triangle without using ^ and sqrt ()
Calculate cosine without cos(x)
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