author | wenzelm |
Mon, 26 Mar 2012 10:56:56 +0200 | |
changeset 47110 | f067afe98049 |
parent 47089 | 29e92b644d6c |
parent 47094 | 1a7ad2601cb5 |
child 47308 | 9caab698dbe4 |
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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Author: Cezary Kaliszyk and Christian Urban |
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Initial version of HOL quotient package.
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Context data for the quotient package. |
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Initial version of HOL quotient package.
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parents:
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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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changeset
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|
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Initial version of HOL quotient package.
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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.
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parents:
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|
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type abs_rep = {abs : term, rep : term} |
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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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val equiv_rules: Proof.context -> thm list |
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val equiv_rules_add: attribute |
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val rsp_rules: Proof.context -> thm list |
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export prs_rules and rsp_rules attributes
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val rsp_rules_add: attribute |
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val prs_rules: Proof.context -> thm list |
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export prs_rules and rsp_rules attributes
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val prs_rules_add: attribute |
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val id_simps: Proof.context -> thm list |
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val quotient_rules: Proof.context -> thm list |
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val quotient_rules_add: attribute |
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val setup: theory -> theory |
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end; |
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structure Quotient_Info: QUOTIENT_INFO = |
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struct |
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Initial version of HOL quotient package.
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Initial version of HOL quotient package.
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(** data containers **) |
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(* FIXME just one data slot (record) per program unit *) |
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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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Initial version of HOL quotient package.
Cezary Kaliszyk <kaliszyk@in.tum.de>
parents:
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structure Quotmaps = Generic_Data |
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( |
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type T = quotmaps Symtab.table |
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val empty = Symtab.empty |
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val extend = I |
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fun merge data = Symtab.merge (K true) data |
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) |
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Initial version of HOL quotient package.
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val lookup_quotmaps = Symtab.lookup o Quotmaps.get o Context.Proof |
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val lookup_quotmaps_global = Symtab.lookup o Quotmaps.get o Context.Theory |
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(* FIXME export proper internal update operation!? *) |
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val quotmaps_attribute_setup = |
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Attrib.setup @{binding map} |
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((Args.type_name true --| Scan.lift @{keyword "="}) -- |
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(Scan.lift @{keyword "("} |-- Args.const_proper 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 _ => Quotmaps.map (Symtab.update (tyname, minfo))) end)) |
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"declaration of map information" |
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parents:
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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 (prop_of quot_thm)]) |
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in |
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map prt_map (Symtab.dest (Quotmaps.get (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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Initial version of HOL quotient package.
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(* info about abs/rep terms *) |
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type abs_rep = {abs : term, rep : term} |
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structure Abs_Rep = Generic_Data |
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( |
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type T = abs_rep Symtab.table |
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val empty = Symtab.empty |
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val extend = I |
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fun merge data = Symtab.merge (K true) data |
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) |
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fun transform_abs_rep phi {abs, rep} = {abs = Morphism.term phi abs, rep = Morphism.term phi rep} |
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val lookup_abs_rep = Symtab.lookup o Abs_Rep.get o Context.Proof |
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val lookup_abs_rep_global = Symtab.lookup o Abs_Rep.get o Context.Theory |
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fun update_abs_rep str data = Abs_Rep.map (Symtab.update (str, data)) |
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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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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]) |
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in |
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map prt_abs_rep (Symtab.dest (Abs_Rep.get (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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parents:
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Initial version of HOL quotient package.
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parents:
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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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|
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structure Quotients = Generic_Data |
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( |
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type T = quotients Symtab.table |
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val empty = Symtab.empty |
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val extend = I |
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fun merge data = Symtab.merge (K true) data |
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141 |
) |
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fun transform_quotients phi {qtyp, rtyp, equiv_rel, equiv_thm, quot_thm} = |
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{qtyp = Morphism.typ phi qtyp, |
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Initial version of HOL quotient package.
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rtyp = Morphism.typ phi rtyp, |
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Initial version of HOL quotient package.
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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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Initial version of HOL quotient package.
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parents:
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|
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val lookup_quotients = Symtab.lookup o Quotients.get o Context.Proof |
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val lookup_quotients_global = Symtab.lookup o Quotients.get o Context.Theory |
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45280 | 153 |
fun update_quotients str qinfo = Quotients.map (Symtab.update (str, qinfo)) |
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fun dest_quotients ctxt = (* FIXME slightly expensive way to retrieve data *) |
156 |
map snd (Symtab.dest (Quotients.get (Context.Proof ctxt))) |
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|
45279 | 158 |
fun print_quotients ctxt = |
41444 | 159 |
let |
47093 | 160 |
fun prt_quot {qtyp, rtyp, equiv_rel, equiv_thm, quot_thm} = |
41445 | 161 |
Pretty.block (separate (Pretty.brk 2) |
41444 | 162 |
[Pretty.str "quotient type:", |
163 |
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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166 |
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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47093 | 169 |
Syntax.pretty_term ctxt (prop_of equiv_thm), |
170 |
Pretty.str "quot. thm:", |
|
171 |
Syntax.pretty_term ctxt (prop_of quot_thm)]) |
|
41444 | 172 |
in |
45280 | 173 |
map (prt_quot o snd) (Symtab.dest (Quotients.get (Context.Proof ctxt))) |
41444 | 174 |
|> Pretty.big_list "quotients:" |
175 |
|> Pretty.writeln |
|
176 |
end |
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(* info about quotient constants *) |
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type quotconsts = {qconst: term, rconst: term, def: thm} |
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|
45279 | 182 |
fun eq_quotconsts (x : quotconsts, y : quotconsts) = #qconst x = #qconst y |
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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 *) |
45280 | 187 |
structure Quotconsts = Generic_Data |
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( |
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type T = quotconsts list Symtab.table |
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val empty = Symtab.empty |
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val extend = I |
45279 | 192 |
val merge = Symtab.merge_list eq_quotconsts |
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193 |
) |
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|
45279 | 195 |
fun transform_quotconsts phi {qconst, rconst, def} = |
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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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|
45280 | 200 |
fun update_quotconsts name qcinfo = Quotconsts.map (Symtab.cons_list (name, qcinfo)) |
201 |
||
202 |
fun dest_quotconsts ctxt = |
|
203 |
flat (map snd (Symtab.dest (Quotconsts.get (Context.Proof ctxt)))) |
|
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204 |
|
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fun dest_quotconsts_global thy = |
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flat (map snd (Symtab.dest (Quotconsts.get (Context.Theory thy)))) |
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|
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208 |
|
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209 |
|
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210 |
fun lookup_quotconsts_global thy t = |
45280 | 211 |
let |
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val (name, qty) = dest_Const t |
45279 | 213 |
fun matches (x: quotconsts) = |
45280 | 214 |
let val (name', qty') = dest_Const (#qconst x); |
215 |
in name = name' andalso Sign.typ_instance thy (qty, qty') end |
|
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216 |
in |
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217 |
(case Symtab.lookup (Quotconsts.get (Context.Theory thy)) name of |
45274
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218 |
NONE => NONE |
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219 |
| SOME l => find_first matches l) |
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220 |
end |
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Initial version of HOL quotient package.
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221 |
|
45279 | 222 |
fun print_quotconsts ctxt = |
41444 | 223 |
let |
224 |
fun prt_qconst {qconst, rconst, def} = |
|
225 |
Pretty.block (separate (Pretty.brk 1) |
|
226 |
[Syntax.pretty_term ctxt qconst, |
|
227 |
Pretty.str ":=", |
|
228 |
Syntax.pretty_term ctxt rconst, |
|
229 |
Pretty.str "as", |
|
230 |
Syntax.pretty_term ctxt (prop_of def)]) |
|
231 |
in |
|
45280 | 232 |
map prt_qconst (maps snd (Symtab.dest (Quotconsts.get (Context.Proof ctxt)))) |
41444 | 233 |
|> Pretty.big_list "quotient constants:" |
234 |
|> Pretty.writeln |
|
235 |
end |
|
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236 |
|
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Initial version of HOL quotient package.
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237 |
(* equivalence relation theorems *) |
45279 | 238 |
structure Equiv_Rules = Named_Thms |
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239 |
( |
45294 | 240 |
val name = @{binding quot_equiv} |
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241 |
val description = "equivalence relation theorems" |
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242 |
) |
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243 |
|
45279 | 244 |
val equiv_rules = Equiv_Rules.get |
245 |
val equiv_rules_add = Equiv_Rules.add |
|
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246 |
|
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247 |
(* respectfulness theorems *) |
45279 | 248 |
structure Rsp_Rules = Named_Thms |
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249 |
( |
45294 | 250 |
val name = @{binding quot_respect} |
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251 |
val description = "respectfulness theorems" |
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252 |
) |
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253 |
|
45279 | 254 |
val rsp_rules = Rsp_Rules.get |
255 |
val rsp_rules_add = Rsp_Rules.add |
|
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256 |
|
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257 |
(* preservation theorems *) |
45279 | 258 |
structure Prs_Rules = Named_Thms |
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259 |
( |
45294 | 260 |
val name = @{binding quot_preserve} |
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|
261 |
val description = "preservation theorems" |
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|
262 |
) |
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|
263 |
|
45279 | 264 |
val prs_rules = Prs_Rules.get |
265 |
val prs_rules_add = Prs_Rules.add |
|
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266 |
|
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Initial version of HOL quotient package.
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|
267 |
(* id simplification theorems *) |
45279 | 268 |
structure Id_Simps = Named_Thms |
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269 |
( |
45294 | 270 |
val name = @{binding id_simps} |
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271 |
val description = "identity simp rules for maps" |
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272 |
) |
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273 |
|
45279 | 274 |
val id_simps = Id_Simps.get |
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275 |
|
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|
276 |
(* quotient theorems *) |
45279 | 277 |
structure Quotient_Rules = Named_Thms |
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278 |
( |
45294 | 279 |
val name = @{binding quot_thm} |
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|
280 |
val description = "quotient theorems" |
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|
281 |
) |
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Initial version of HOL quotient package.
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|
282 |
|
45279 | 283 |
val quotient_rules = Quotient_Rules.get |
284 |
val quotient_rules_add = Quotient_Rules.add |
|
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285 |
|
41452 | 286 |
|
287 |
(* theory setup *) |
|
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Initial version of HOL quotient package.
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288 |
|
41452 | 289 |
val setup = |
45281 | 290 |
quotmaps_attribute_setup #> |
45279 | 291 |
Equiv_Rules.setup #> |
292 |
Rsp_Rules.setup #> |
|
293 |
Prs_Rules.setup #> |
|
294 |
Id_Simps.setup #> |
|
295 |
Quotient_Rules.setup |
|
41452 | 296 |
|
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Initial version of HOL quotient package.
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|
297 |
|
41452 | 298 |
(* outer syntax commands *) |
299 |
||
300 |
val _ = |
|
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|
301 |
Outer_Syntax.improper_command @{command_spec "print_quotmaps"} "print quotient map functions" |
45279 | 302 |
(Scan.succeed (Toplevel.keep (print_quotmaps o Toplevel.context_of))) |
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Initial version of HOL quotient package.
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303 |
|
41452 | 304 |
val _ = |
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wenzelm
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46949
diff
changeset
|
305 |
Outer_Syntax.improper_command @{command_spec "print_quotients"} "print quotients" |
45279 | 306 |
(Scan.succeed (Toplevel.keep (print_quotients o Toplevel.context_of))) |
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Initial version of HOL quotient package.
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307 |
|
41452 | 308 |
val _ = |
46961
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wenzelm
parents:
46949
diff
changeset
|
309 |
Outer_Syntax.improper_command @{command_spec "print_quotconsts"} "print quotient constants" |
45279 | 310 |
(Scan.succeed (Toplevel.keep (print_quotconsts o Toplevel.context_of))) |
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Initial version of HOL quotient package.
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311 |
|
45279 | 312 |
end; |