name=value. The name can be any charactersequence. With the exception of the first character it may also contain numbers. The value is any number or expression.
>> x=24+3i x = 24+3i
Some variables are predefined (like
pi). The last previous
result of a calculation is stored in the variable
All variables are displayed by the command
variables can be deleted by entering
It is possible to define variables whose value is a function.
In this case the function's name must be preceded by the character
to suppress evaluation. These variables can be used like the function they stand for.
For example, who dislikes the builtin function
can shorten it to the Matlab-version:
>> real=$realpart $realpart >> real(24+3i) ans = 24