Re: [ProofPower] Writing Z schema predicates with decorations

2011-09-25 Thread Phil Clayton
On 25/09/11 10:04, Roger Bishop Jones wrote: On Saturday 24 Sep 2011 22:53, Roger Bishop Jones wrote: On Saturday 24 Sep 2011 13:09, Rob Arthan wrote: The quick answer is no - the term generator (imp063.doc) never calls mk_z_schema_pred with non-empty decoration. I need to remind myself exactly

Re: [ProofPower] Writing Z schema predicates with decorations

2011-09-25 Thread Phil Clayton
My guess would be that a non-empty decoration is possible for Z'SchemaPred to allow for variable decoration during proof operations: if all variables in the characteristic binding are consistently decorated, the resulting term is still Z. However, not all Z proof operations consistently decora

Re: [ProofPower] Writing Z schema predicates with decorations

2011-09-25 Thread Roger Bishop Jones
On Saturday 24 Sep 2011 22:53, Roger Bishop Jones wrote: > On Saturday 24 Sep 2011 13:09, Rob Arthan wrote: > > The quick answer is no - the term generator > > (imp063.doc) never calls mk_z_schema_pred with > > non-empty decoration. I need to remind myself exactly > > what the decoration in mk_z_sc