On 9/24/07, Jaap Spies <[EMAIL PROTECTED]> wrote: > > Jason Martin wrote: > > My vote would be to change the sage license to "GPLv2 or later" and > > try to get the Singular developers to do likewise. Mainly because > > that is less work. > > > > Does changing Sage to "v2 or later" require Sage to adopted future GPL > > changes? My interpretation is that it simply gives users the option > > to re-distribute it according to later versions of the GPL. It > > doesn't obligate Sage to adopt those future changes, does it? > > > > If it says 'GPLv2 or any later version' version 2 still applies!
"GPLv2 or later" means "you may copy, modify, and redistribute the code using either license GPLv2 or GPLv3 (at your preference)". You can't use both at the same time since they are incompatible. > Even if GPLvx with x >= 3 is more restrictive. > > Jaap > > > > > --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to sage-devel@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sage-devel URLs: http://sage.scipy.org/sage/ and http://modular.math.washington.edu/sage/ -~----------~----~----~----~------~----~------~--~---
