please explain the solution.
The ~ is a dummy variable, and isn't needed for the calculation. Some earlier versions of MATLAB don't have that option, and will give you an error with that statement. If you have that happen, you can use dummy or junk as the variable name in place of the ~.
I'm late, but James answer ist perfect! ;-)
All your base are belong to us
Back to basics 3 - Temp Directory
Basics: 'Find the eigenvalues of given matrix
Return area of square
construct matrix with identical rows
Find the position of last minimum value in an integer array with numbers
Find nth maximum
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