1Written by Wilco Dijkstra, 1996. The following email exchange establishes the 2license. 3 4From: Wilco Dijkstra <Wilco.Dijkstra@ntlworld.com> 5Date: Fri, Jun 24, 2011 at 3:20 AM 6Subject: Re: sqrt routine 7To: Kevin Ma <kma@google.com> 8Hi Kevin, 9Thanks for asking. Those routines are public domain (originally posted to 10comp.sys.arm a long time ago), so you can use them freely for any purpose. 11Cheers, 12Wilco 13 14----- Original Message ----- 15From: "Kevin Ma" <kma@google.com> 16To: <Wilco.Dijkstra@ntlworld.com> 17Sent: Thursday, June 23, 2011 11:44 PM 18Subject: Fwd: sqrt routine 19Hi Wilco, 20I saw your sqrt routine from several web sites, including 21http://www.finesse.demon.co.uk/steven/sqrt.html. 22Just wonder if there's any copyright information with your Successive 23approximation routines, or if I can freely use it for any purpose. 24Thanks. 25Kevin 26