Create a double variable. Use the functions methods and properties to see what are available for the class double

>> number = 33.3;

>> methods(number)

Methods for class double:

abs chebyshevU erfinv lambertw rdivide 

accumarray chol euler ldivide real 

acos cholupdate exist ldl reallog 

acosd colon exp le realpow 

acosh conj expm1 legendreP 

etc.

>> properties(number)

No properties for class double.