[isabelle-dev] Clash of specifications

[Florian Haftmann]

Hi Amine,

> *** Clash of specifications "Sign.sign.size_sign_inst.size_sign_def" and
> "Sign.sign.size_sign_inst.size_sign_def" for constant "Nat.size_class.size"
> *** At command "theory".

I guess that you have a theory which introduces a type "sign".  When you
ensure that this theory has "Plain" as ancestor, the problem should
disappear; if not, I think I'll have a look at the offending theories.

Hope this helps,
	Florian

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 252 bytes
Desc: OpenPGP digital signature
URL: <https://mailman46.in.tum.de/pipermail/isabelle-dev/attachments/20090703/fd471669/attachment.sig>