On Sat, 2015-09-26 at 17:20 +0000, Jay Norwood via Digitalmars-d-learn
wrote:
> This is a work-around to get a ulong result without having the 
> ulong as the range variable.
> 
> ulong getTerm(int i)
> {
>     return i;
> }
> auto sum4 = taskPool.reduce!"a + 
> b"(std.algorithm.map!getTerm(iota(1000000001)));

Not needed as reduce can take an initial value that sets the type of
the template. See previous email.

-- 
Russel.
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