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.
Is my wife right? Now with even more wrong husband
Omit columns averages from a matrix
Find best placement for ordered dominoes (harder)
Swap two numbers
Split up vector or matrix delimited by NaNs
Get input and output variable names
Test within tolerance
Remove TeX from string
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