diff options
| -rw-r--r-- | contrib/setoid_ring/newring.ml4 | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/contrib/setoid_ring/newring.ml4 b/contrib/setoid_ring/newring.ml4 index f01765668d..415f533a69 100644 --- a/contrib/setoid_ring/newring.ml4 +++ b/contrib/setoid_ring/newring.ml4 @@ -465,7 +465,8 @@ let op_smorph r add mul req m1 m2 = let default_ring_equality (r,add,mul,opp,req) = let is_setoid = function - {rel_refl=Some _; rel_sym=Some _;rel_trans=Some _} -> true + {rel_refl=Some _; rel_sym=Some _;rel_trans=Some _;rel_aeq=rel} -> + eq_constr req rel (* Qu: use conversion ? *) | _ -> false in match default_relation_for_carrier ~filter:is_setoid r with Leibniz _ -> @@ -634,6 +635,7 @@ let interp_div env div = (* Same remark on ill-typed terms ... *) let add_theory name rth eqth morphth cst_tac (pre,post) power sign div = + check_required_library (cdir@["Ring_base"]); let env = Global.env() in let sigma = Evd.empty in let (kind,r,zero,one,add,mul,sub,opp,req) = dest_ring env sigma rth in @@ -1000,6 +1002,7 @@ let default_field_equality r inv req = inv_m.lem let add_field_theory name fth eqth morphth cst_tac inj (pre,post) power sign odiv = + check_required_library (cdir@["Field_tac"]); let env = Global.env() in let sigma = Evd.empty in let (kind,r,zero,one,add,mul,sub,opp,div,inv,req,rth) = |