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Re: Sum of list elements


Per Rønne <spam at husumtoften.invalid> wrote:

> > Total is new in version 5.
> 
> Yes - isn't part of Teacher's Edition. Which uses 4.1 [Classic MacOS +
> Windows] and 4.2 [MacOS X].

Does, this, btw work in the same way as Total in version 5?

Total[_l]:= Plus@@Flatten[l]
Total[l_, n_] := Plus @@ Apply[Plus, l, n - 1]
-- 
Per Erik Rønne


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