List instances of the standard haskell numerical classes with SC3 extension behaviour. Provides instances for Num, Fractional and Floating.

[1,2] + [3,4,5] == [4,6,6]
[1,2,3] * [4,5] == [4,10,12]

Literals are interpreted as single element lists.

[1,2,3] + 4 == [5,6,7]
[1,2,3] * 4 == [4,8,12]