Return true if the input is a Smith number in base ten. Otherwise, return false. Read about Smith numbers at http://en.wikipedia.org/wiki/Smith_number.
A Smith number must be positive and have more than one factor.
Back to basics 8 - Matrix Diagonals
Cell Counting: How Many Draws?
Reverse a matrix
Remove TeX from string
Split up vector or matrix delimited by NaNs
Get input and output variable names
Test within tolerance
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