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Improved support of mutually (recursive) nominal datatypes #1421

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Improved support of mutually (recursive) nominal datatypes #1421

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8c4bb86
Improved support of mutually (recursive) nominal datatypes; pi-calcul…
binghe Mar 7, 2025
09754eb
Fixed selftests; Add missing Holmakefiles (and build entries)
binghe Mar 7, 2025
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20 changes: 10 additions & 10 deletions examples/CCS/CCSScript.sml
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Original file line number Diff line number Diff line change
Expand Up @@ -304,20 +304,19 @@ val APPLY_RELAB_THM = save_thm (
(Q.SPEC `labl` IS_RELABELING))));

(******************************************************************************)
(* *)
(* Syntax of pure CCS (general formalization) *)
(* *)
(******************************************************************************)

(* The (equivalent) old way (no alpha conversion)
Datatype: CCS = nil
| var string
(* The nominal datatype with alpha conversion on recursion variables
Nominal_datatype :
CCS = nil
| var name
| prefix ('a Action) CCS
| sum CCS CCS
| par CCS CCS
| restr ('a Label set) CCS
| relab CCS ('a Relabeling)
| rec string CCS
| rec ''name CCS
End
*)

Expand Down Expand Up @@ -345,19 +344,20 @@ val lp =
tns = [] /\ uns = [0;0] \/ (* 3. par *)
n = 0 /\ ISR d /\ ISR (OUTR d) /\ ISR (OUTR (OUTR d)) /\
ISL (OUTR (OUTR (OUTR d))) /\
tns = [] /\ uns = [0] \/ (* 4. restr *)
tns = [] /\ uns = [0] \/ (* 4. restr *)
n = 0 /\ ISR d /\ ISR (OUTR d) /\ ISR (OUTR (OUTR d)) /\
ISR (OUTR (OUTR (OUTR d))) /\
ISL (OUTR (OUTR (OUTR (OUTR d)))) /\
tns = [] ∧ uns = [0] \/ (* 5. relab *)
tns = [] /\ uns = [0] \/ (* 5. relab *)
n = 0 /\ ISR d /\ ISR (OUTR d) /\ ISR (OUTR (OUTR d)) /\
ISR (OUTR (OUTR (OUTR d))) /\
ISR (OUTR (OUTR (OUTR (OUTR d)))) /\
tns = [0] /\ uns = [])”; (* 6. rec *)
tns = [0] /\ uns = [] (* 6. rec *)
)”;

val {term_ABS_pseudo11, term_REP_11, genind_term_REP, genind_exists,
termP, absrep_id, repabs_pseudo_id, term_REP_t, term_ABS_t, newty, ...} =
new_type_step1 tyname 0 {vp = vp, lp = lp};
new_type_step1 tyname 0 [] {vp = vp, lp = lp};

(* ----------------------------------------------------------------------
CCS operators
Expand Down
1 change: 1 addition & 0 deletions examples/formal-languages/pi-calculus/Holmakefile
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Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
INCLUDES = $(HOLDIR)/examples/lambda/basics
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