Re: [ProofPower] Schemas and Operations

2009-02-09 Thread Roger Bishop Jones
Artur, On Monday 09 February 2009 14:58:17 Artur Oliveira Gomes wrote: > To represent that everything except "a" is unchanged in State, we use: > > %BV% %theta%(State \%down%s (a))' = > %BV% %theta%(State \%down%s (a)) > > But, using this, > > %SFT%Z > %BV% NewState %def% [OldState : State]

[ProofPower] Schemas and Operations

2009-02-09 Thread Artur Oliveira Gomes
Hi there, I'm working on a specification and I'm a little bit confused. Given a simple state, %SZS% State %BH%%BH%%BH%%BH% %BV% a: %bbR% %BV% b: %bbB% %EZ%%BH%%BH%%BH%%BH%%BH% And one operation over that state, %SZS% OpState %BH%%BH%%BH%%BH% %BV% %Delta%State %BT%%BH%%BH%%BH%%BH% %BV% a = real