Forward Difference Algorithm

[Ali Çehreli]

On 01/08/2014 11:40 AM, "Nordlöw" wrote:
> Is/Are there a function(s) in `std.algorithm` or `std.range` with which
> to lazily compute a forward difference? I need this to differentially
> pack sorted elements (integers) in a range. The integers happen to be
> `SysTime` timestamps.

There is a forward difference page on Rosetta Code:

   http://rosettacode.org/wiki/Forward_difference#D

Ali