src/ZF/ROOT.ML
 author clasohm Thu Sep 16 12:20:38 1993 +0200 (1993-09-16) changeset 0 a5a9c433f639 child 5 75e163863e16 permissions -rw-r--r--
Initial revision
```     1 (*  Title: 	ZF/ROOT
```
```     2     ID:         \$Id\$
```
```     3     Author: 	Lawrence C Paulson, Cambridge University Computer Laboratory
```
```     4     Copyright   1993  University of Cambridge
```
```     5
```
```     6 Adds Zermelo-Fraenkel Set Theory to a database containing First-Order Logic.
```
```     7
```
```     8 This theory is the work of Martin Coen, Philippe Noel and Lawrence Paulson.
```
```     9 *)
```
```    10
```
```    11 val banner = "ZF Set Theory (in FOL)";
```
```    12 writeln banner;
```
```    13
```
```    14 (*For Pure/drule??  Multiple resolution infixes*)
```
```    15 infix 0 MRS MRL;
```
```    16
```
```    17 (*Resolve a list of rules against bottom_rl from right to left*)
```
```    18 fun rls MRS bottom_rl =
```
```    19   let fun rs_aux i [] = bottom_rl
```
```    20 	| rs_aux i (rl::rls) = rl RSN (i, rs_aux (i+1) rls)
```
```    21   in  rs_aux 1 rls  end;
```
```    22
```
```    23 fun rlss MRL bottom_rls =
```
```    24   let fun rs_aux i [] = bottom_rls
```
```    25 	| rs_aux i (rls::rlss) = rls RLN (i, rs_aux (i+1) rlss)
```
```    26   in  rs_aux 1 rlss  end;
```
```    27
```
```    28 print_depth 1;
```
```    29 use_thy "zf";
```
```    30
```
```    31 use     "upair.ML";
```
```    32 use     "subset.ML";
```
```    33 use     "pair.ML";
```
```    34 use     "domrange.ML";
```
```    35 use     "func.ML";
```
```    36 use     "equalities.ML";
```
```    37 use     "simpdata.ML";
```
```    38
```
```    39 (*further development*)
```
```    40 use_thy "bool";
```
```    41 use_thy "sum";
```
```    42 use_thy "qpair";
```
```    43 use     "mono.ML";
```
```    44 use_thy "fixedpt";
```
```    45
```
```    46 (*Inductive/co-inductive definitions*)
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```    47 use     "ind-syntax.ML";
```
```    48 use     "intr-elim.ML";
```
```    49 use     "indrule.ML";
```
```    50 use     "inductive.ML";
```
```    51 use     "co-inductive.ML";
```
```    52
```
```    53 use_thy "perm";
```
```    54 use_thy "trancl";
```
```    55 use_thy "wf";
```
```    56 use_thy "ordinal";
```
```    57 use_thy "nat";
```
```    58 use_thy "epsilon";
```
```    59 use_thy "arith";
```
```    60
```
```    61 (*Datatype/co-datatype definitions*)
```
```    62 use_thy "univ";
```
```    63 use_thy "quniv";
```
```    64 use     "constructor.ML";
```
```    65 use     "datatype.ML";
```
```    66
```
```    67 use     "fin.ML";
```
```    68 use     "list.ML";
```
```    69 use_thy "list-fn";
```
```    70
```
```    71 (*printing functions are inherited from FOL*)
```
```    72 print_depth 8;
```
```    73
```
```    74 val ZF_build_completed = ();	(*indicate successful build*)
```