Re: Uniquely Subtracting Elements in a Flat List
- To: mathgroup at smc.vnet.net
- Subject: [mg29195] Re: [mg29182] Uniquely Subtracting Elements in a Flat List
- From: jmt <jmt at agat.net>
- Date: Sat, 2 Jun 2001 17:56:05 -0400 (EDT)
- References: <200106020954.FAA19623@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
myList={a,b,c,d}
Drop[myList-RotateLeft@myList,-1]
will return what you need.
On Saturday 02 June 2001 11:54, Alan wrote:
> I need help taking a flat list, such as {a,b,c,d} and generating another
> list by successively subtracting a-b, b-c, c-d, so that the resulting
> list would be {a-b,b-c,c-d}.
>
> Thanks,
> Alan
- References:
- Uniquely Subtracting Elements in a Flat List
- From: Alan <kd7cyb@mac.com>
- Uniquely Subtracting Elements in a Flat List