How about telling NAG about the license violation here? They do have lawyers etc.
Dima On Thu, Jul 4, 2024 at 1:34 PM Ralf Hemmecke <[email protected]> wrote: > > On 7/4/24 03:23, Waldek Hebisch wrote: > > To comply with the our license, they should have text of the > > license _somewhere_. Recursive grep for 'Numerical ALgorithms Group' > > should find it (unless it is really obfuscated in some way). > > Yes, that is also how I read the license terms. The contents of our > LISCENSE.txt must be included in the binary of Mathcad and it must be > mentioned in the documentation that comes with the distribution. > > And yes, I also see their webpage as "documentation that comes with the > distribution". > > Google for "fricas site:mathcad.com". I get an empty search result. > > In fact, here I can read: > > https://www.mathcad.com/en/blogs/whats-in-prime-7#Symbolics%20Enhancements > > """ > Symbolics Enhancements > > Mathcad Prime 6 introduced a new symbolic engine to the software, > offering PTC’s software engineers more flexibility as they work with the > software. For you, that means you’ll see modifications and enhancements > that simply weren’t possible in the past. > """ > > Well, our license doesn't say that the name "FriCAS" should be > mentioned. However, I do not think that their website shows good behaviour. > > > I guess that given name interested folks can use Google to find > > FriCAS license. But I do not think that internet counts as > > 'materials provided with the distribution'. > > Yes exactly. And "given name" is a prerequisite for typing something > into google. Unfortunately, I do not find that name (FriCAS) somewhere > mentioned. > > >> Sage doesn't develop new domains, MathCAD does. So they are more likely > >> to hit by bugs. > > > > Not clear to me. Usig Spad code means that they may be affected > > by bugs in the Spad compiler. OTOH for simple constructs Spad > > compiler was quite reliable. And using Spad they are less > > affected by interpreter bugs. > > Waldek, it sounds as if you do not care much about this issue. Why would > it be so hard for them to mention "FriCAS"? Honestly, I do not know why > they are behaving like this in th first place. > > > One, likely possibility is that they developed what they need > > around 2018 and keep using essentially the same thing. > > Still, they have to comply to the license. > > Ralf > > -- > You received this message because you are subscribed to the Google Groups > "FriCAS - computer algebra system" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/fricas-devel/9e029a33-ac5e-4344-b3f4-100a69d675d8%40hemmecke.org. -- You received this message because you are subscribed to the Google Groups "FriCAS - computer algebra system" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/fricas-devel/CAAWYfq2QhKGX-YUFvehTtvqLd6%3DC1xGX2r1cYN8EvJFHV--q4g%40mail.gmail.com.
