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2.38.4  Term by term difference of two lists : - .-

The infixed operator - or .- and the prefixed operator ’-’ returns the term by term difference of two lists.
If the two lists do not have the same size, the smallest list is completed with zeros.
Input :

[1,2,3]-[4,3,5]

Or :

[1,2,3] .+ [4,3,5]

Or :

’-’([1,2,3],[4,3,5])

Or :

’-’([[1,2,3],[4,3,5]])

Output :

[-3,-1,-2]

Warning !
When the operator - is prefixed, it should be quoted (’-’).


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