author | haftmann |
Tue, 13 Oct 2015 09:21:15 +0200 | |
changeset 61424 | c3658c18b7bc |
parent 59936 | b8ffc3dc9e24 |
child 67632 | 3b94553353ae |
permissions | -rw-r--r-- |
37744 | 1 |
(* Title: HOL/Tools/Quotient/quotient_info.ML |
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Initial version of HOL quotient package.
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parents:
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Author: Cezary Kaliszyk and Christian Urban |
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Initial version of HOL quotient package.
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parents:
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Context data for the quotient package. |
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Initial version of HOL quotient package.
Cezary Kaliszyk <kaliszyk@in.tum.de>
parents:
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*) |
4f1fba00f66d
Initial version of HOL quotient package.
Cezary Kaliszyk <kaliszyk@in.tum.de>
parents:
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changeset
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|
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Initial version of HOL quotient package.
Cezary Kaliszyk <kaliszyk@in.tum.de>
parents:
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signature QUOTIENT_INFO = |
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Initial version of HOL quotient package.
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sig |
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type quotmaps = {relmap: string, quot_thm: thm} |
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val lookup_quotmaps: Proof.context -> string -> quotmaps option |
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val lookup_quotmaps_global: theory -> string -> quotmaps option |
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val print_quotmaps: Proof.context -> unit |
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Initial version of HOL quotient package.
Cezary Kaliszyk <kaliszyk@in.tum.de>
parents:
diff
changeset
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|
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adding database of abs and rep terms to the quotient package; registering abs and rep terms in quotient_type and using them in quotient_definition
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parents:
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type abs_rep = {abs : term, rep : term} |
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adding database of abs and rep terms to the quotient package; registering abs and rep terms in quotient_type and using them in quotient_definition
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val transform_abs_rep: morphism -> abs_rep -> abs_rep |
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val lookup_abs_rep: Proof.context -> string -> abs_rep option |
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val lookup_abs_rep_global: theory -> string -> abs_rep option |
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val update_abs_rep: string * abs_rep -> Context.generic -> Context.generic |
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val print_abs_rep: Proof.context -> unit |
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type quotients = {qtyp: typ, rtyp: typ, equiv_rel: term, equiv_thm: thm, quot_thm: thm} |
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val transform_quotients: morphism -> quotients -> quotients |
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val lookup_quotients: Proof.context -> string -> quotients option |
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val lookup_quotients_global: theory -> string -> quotients option |
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val update_quotients: string * quotients -> Context.generic -> Context.generic |
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val dest_quotients: Proof.context -> quotients list |
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val print_quotients: Proof.context -> unit |
|
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type quotconsts = {qconst: term, rconst: term, def: thm} |
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val transform_quotconsts: morphism -> quotconsts -> quotconsts |
|
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val lookup_quotconsts_global: theory -> term -> quotconsts option |
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val update_quotconsts: string * quotconsts -> Context.generic -> Context.generic |
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val dest_quotconsts_global: theory -> quotconsts list |
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val dest_quotconsts: Proof.context -> quotconsts list |
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val print_quotconsts: Proof.context -> unit |
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end; |
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|
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structure Quotient_Info: QUOTIENT_INFO = |
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Initial version of HOL quotient package.
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struct |
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Initial version of HOL quotient package.
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|
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Initial version of HOL quotient package.
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(** data containers **) |
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parents:
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(*info about map- and rel-functions for a type*) |
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type quotmaps = {relmap: string, quot_thm: thm} |
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(*info about abs/rep terms*) |
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type abs_rep = {abs : term, rep : term} |
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fun transform_abs_rep phi {abs, rep} : abs_rep = |
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{abs = Morphism.term phi abs, rep = Morphism.term phi rep} |
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||
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(*info about quotient types*) |
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type quotients = {qtyp: typ, rtyp: typ, equiv_rel: term, equiv_thm: thm, quot_thm: thm} |
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fun transform_quotients phi {qtyp, rtyp, equiv_rel, equiv_thm, quot_thm} : quotients = |
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{qtyp = Morphism.typ phi qtyp, |
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rtyp = Morphism.typ phi rtyp, |
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equiv_rel = Morphism.term phi equiv_rel, |
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equiv_thm = Morphism.thm phi equiv_thm, |
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quot_thm = Morphism.thm phi quot_thm} |
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||
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(*info about quotient constants*) |
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(*We need to be able to lookup instances of lifted constants, |
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for example given "nat fset" we need to find "'a fset"; |
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but overloaded constants share the same name.*) |
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type quotconsts = {qconst: term, rconst: term, def: thm} |
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fun eq_quotconsts (x: quotconsts, y: quotconsts) = #qconst x = #qconst y |
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fun transform_quotconsts phi {qconst, rconst, def} : quotconsts = |
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{qconst = Morphism.term phi qconst, |
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rconst = Morphism.term phi rconst, |
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def = Morphism.thm phi def} |
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||
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structure Data = Generic_Data |
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( |
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type T = |
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quotmaps Symtab.table * |
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abs_rep Symtab.table * |
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quotients Symtab.table * |
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quotconsts list Symtab.table |
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val empty: T = (Symtab.empty, Symtab.empty, Symtab.empty, Symtab.empty) |
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val extend = I |
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fun merge |
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((quotmaps1, abs_rep1, quotients1, quotconsts1), |
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(quotmaps2, abs_rep2, quotients2, quotconsts2)) : T = |
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(Symtab.merge (K true) (quotmaps1, quotmaps2), |
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Symtab.merge (K true) (abs_rep1, abs_rep2), |
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Symtab.merge (K true) (quotients1, quotients2), |
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Symtab.merge_list eq_quotconsts (quotconsts1, quotconsts2)) |
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) |
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parents:
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val get_quotmaps = #1 o Data.get |
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val get_abs_rep = #2 o Data.get |
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val get_quotients = #3 o Data.get |
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val get_quotconsts = #4 o Data.get |
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val map_quotmaps = Data.map o @{apply 4(1)} |
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val map_abs_rep = Data.map o @{apply 4(2)} |
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val map_quotients = Data.map o @{apply 4(3)} |
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val map_quotconsts = Data.map o @{apply 4(4)} |
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||
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||
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(* quotmaps *) |
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||
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val lookup_quotmaps = Symtab.lookup o get_quotmaps o Context.Proof |
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val lookup_quotmaps_global = Symtab.lookup o get_quotmaps o Context.Theory |
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Initial version of HOL quotient package.
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parents:
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(* FIXME export proper internal update operation!? *) |
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val _ = |
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Theory.setup |
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(Attrib.setup @{binding mapQ3} |
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((Args.type_name {proper = true, strict = true} --| Scan.lift @{keyword "="}) -- |
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(Scan.lift @{keyword "("} |-- |
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Args.const {proper = true, strict = true} --| Scan.lift @{keyword ","} -- |
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Attrib.thm --| Scan.lift @{keyword ")"}) >> |
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(fn (tyname, (relname, qthm)) => |
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let val minfo = {relmap = relname, quot_thm = qthm} |
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in Thm.declaration_attribute (fn _ => map_quotmaps (Symtab.update (tyname, minfo))) end)) |
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"declaration of map information") |
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fun print_quotmaps ctxt = |
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let |
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fun prt_map (ty_name, {relmap, quot_thm}) = |
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Pretty.block (separate (Pretty.brk 2) |
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[Pretty.str "type:", |
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Pretty.str ty_name, |
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Pretty.str "relation map:", |
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Pretty.str relmap, |
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Pretty.str "quot. theorem:", |
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Syntax.pretty_term ctxt (Thm.prop_of quot_thm)]) |
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in |
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map prt_map (Symtab.dest (get_quotmaps (Context.Proof ctxt))) |
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|> Pretty.big_list "maps for type constructors:" |
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|> Pretty.writeln |
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end |
|
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(* abs_rep *) |
|
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parents:
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val lookup_abs_rep = Symtab.lookup o get_abs_rep o Context.Proof |
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val lookup_abs_rep_global = Symtab.lookup o get_abs_rep o Context.Theory |
|
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bulwahn
parents:
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val update_abs_rep = map_abs_rep o Symtab.update |
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parents:
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fun print_abs_rep ctxt = |
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let |
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fun prt_abs_rep (s, {abs, rep}) = |
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adding database of abs and rep terms to the quotient package; registering abs and rep terms in quotient_type and using them in quotient_definition
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parents:
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Pretty.block (separate (Pretty.brk 2) |
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[Pretty.str "type constructor:", |
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Pretty.str s, |
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Pretty.str "abs term:", |
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Syntax.pretty_term ctxt abs, |
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Pretty.str "rep term:", |
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Syntax.pretty_term ctxt rep]) |
4ab21521b393
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in |
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map prt_abs_rep (Symtab.dest (get_abs_rep (Context.Proof ctxt))) |
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|> Pretty.big_list "abs/rep terms:" |
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|> Pretty.writeln |
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end |
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(* quotients *) |
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val lookup_quotients = Symtab.lookup o get_quotients o Context.Proof |
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val lookup_quotients_global = Symtab.lookup o get_quotients o Context.Theory |
|
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parents:
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val update_quotients = map_quotients o Symtab.update |
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fun dest_quotients ctxt = |
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map snd (Symtab.dest (get_quotients (Context.Proof ctxt))) |
|
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parents:
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|
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fun print_quotients ctxt = |
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let |
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fun prt_quot {qtyp, rtyp, equiv_rel, equiv_thm, quot_thm} = |
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Pretty.block (separate (Pretty.brk 2) |
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[Pretty.str "quotient type:", |
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Syntax.pretty_typ ctxt qtyp, |
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Pretty.str "raw type:", |
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Syntax.pretty_typ ctxt rtyp, |
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Pretty.str "relation:", |
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Syntax.pretty_term ctxt equiv_rel, |
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Pretty.str "equiv. thm:", |
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Syntax.pretty_term ctxt (Thm.prop_of equiv_thm), |
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Pretty.str "quot. thm:", |
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Syntax.pretty_term ctxt (Thm.prop_of quot_thm)]) |
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in |
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map (prt_quot o snd) (Symtab.dest (get_quotients (Context.Proof ctxt))) |
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|> Pretty.big_list "quotients:" |
187 |
|> Pretty.writeln |
|
188 |
end |
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parents:
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Initial version of HOL quotient package.
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parents:
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(* quotconsts *) |
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val update_quotconsts = map_quotconsts o Symtab.cons_list |
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|
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fun dest_quotconsts ctxt = |
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maps snd (Symtab.dest (get_quotconsts (Context.Proof ctxt))) |
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|
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more use of global operations (see 98ec8b51af9c)
Christian Urban <urbanc@in.tum.de>
parents:
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fun dest_quotconsts_global thy = |
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maps snd (Symtab.dest (get_quotconsts (Context.Theory thy))) |
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|
45340
98ec8b51af9c
prefer global Quotient_Info lookup to accomodate Quotient_Term, which is not quite localized yet (cf. 9fd6fce8a230);
wenzelm
parents:
45294
diff
changeset
|
201 |
fun lookup_quotconsts_global thy t = |
45280 | 202 |
let |
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Initial version of HOL quotient package.
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parents:
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val (name, qty) = dest_Const t |
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fun matches (x: quotconsts) = |
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let val (name', qty') = dest_Const (#qconst x); |
206 |
in name = name' andalso Sign.typ_instance thy (qty, qty') end |
|
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Initial version of HOL quotient package.
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parents:
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in |
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(case Symtab.lookup (get_quotconsts (Context.Theory thy)) name of |
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NONE => NONE |
252cd58847e0
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| SOME l => find_first matches l) |
35222
4f1fba00f66d
Initial version of HOL quotient package.
Cezary Kaliszyk <kaliszyk@in.tum.de>
parents:
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end |
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Initial version of HOL quotient package.
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parents:
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fun print_quotconsts ctxt = |
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let |
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fun prt_qconst {qconst, rconst, def} = |
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Pretty.block (separate (Pretty.brk 1) |
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[Syntax.pretty_term ctxt qconst, |
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Pretty.str ":=", |
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Syntax.pretty_term ctxt rconst, |
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Pretty.str "as", |
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Syntax.pretty_term ctxt (Thm.prop_of def)]) |
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in |
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map prt_qconst (maps snd (Symtab.dest (get_quotconsts (Context.Proof ctxt)))) |
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|> Pretty.big_list "quotient constants:" |
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|> Pretty.writeln |
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end |
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4f1fba00f66d
Initial version of HOL quotient package.
Cezary Kaliszyk <kaliszyk@in.tum.de>
parents:
diff
changeset
|
227 |
|
4f1fba00f66d
Initial version of HOL quotient package.
Cezary Kaliszyk <kaliszyk@in.tum.de>
parents:
diff
changeset
|
228 |
|
41452 | 229 |
(* outer syntax commands *) |
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||
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val _ = |
|
59936
b8ffc3dc9e24
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changeset
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232 |
Outer_Syntax.command @{command_keyword print_quotmapsQ3} "print quotient map functions" |
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(Scan.succeed (Toplevel.keep (print_quotmaps o Toplevel.context_of))) |
35222
4f1fba00f66d
Initial version of HOL quotient package.
Cezary Kaliszyk <kaliszyk@in.tum.de>
parents:
diff
changeset
|
234 |
|
41452 | 235 |
val _ = |
59936
b8ffc3dc9e24
@{command_spec} is superseded by @{command_keyword};
wenzelm
parents:
59582
diff
changeset
|
236 |
Outer_Syntax.command @{command_keyword print_quotientsQ3} "print quotients" |
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(Scan.succeed (Toplevel.keep (print_quotients o Toplevel.context_of))) |
35222
4f1fba00f66d
Initial version of HOL quotient package.
Cezary Kaliszyk <kaliszyk@in.tum.de>
parents:
diff
changeset
|
238 |
|
41452 | 239 |
val _ = |
59936
b8ffc3dc9e24
@{command_spec} is superseded by @{command_keyword};
wenzelm
parents:
59582
diff
changeset
|
240 |
Outer_Syntax.command @{command_keyword print_quotconsts} "print quotient constants" |
45279 | 241 |
(Scan.succeed (Toplevel.keep (print_quotconsts o Toplevel.context_of))) |
35222
4f1fba00f66d
Initial version of HOL quotient package.
Cezary Kaliszyk <kaliszyk@in.tum.de>
parents:
diff
changeset
|
242 |
|
45279 | 243 |
end; |