let rec fpp_term fmt t =
match t with
| Fol.Tconst c -> constant fmt c
| Fol.Tvar v -> pp_var fmt v
| Fol.Tapp (id, []) -> pp_print_string fmt id
| Fol.Tapp ("ite",[c;a;b]) | Fol.Tif (c,a,b) ->
fprintf fmt "(@[<v 0>if %a@ then %a@ else %a@])"
fpp_term c fpp_term a fpp_term b
| Fol.Tapp ("neg_int", [t]) ->
fprintf fmt "@[<hov 1>(-%a)@]" fpp_term t
| Fol.Tapp ("add_int", ts) ->
let xs = collect_assoc "add_int" [] ts in
pp_flow fmt "0" "+" fpp_term xs
| Fol.Tapp ("sub_int", [a;b]) ->
fprintf fmt "@[<hov 1>(%a@,-%a)@]" fpp_term a fpp_term b
| Fol.Tapp ("mul_int", ts) ->
let xs = collect_assoc "mul_int" [] ts in
pp_flow fmt "1" "*" fpp_term xs
| Fol.Tapp ("neg_real", [t]) ->
fprintf fmt "@[<hov 1>(-%a)@]" fpp_term t
| Fol.Tapp ("add_real", ts) ->
let xs = collect_assoc "add_real" [] ts in
pp_flow fmt "0.0" "+" fpp_term xs
| Fol.Tapp ("sub_real", [a;b]) ->
fprintf fmt "@[<hov 1>(%a@,-%a)@]" fpp_term a fpp_term b
| Fol.Tapp ("mul_real", ts) ->
let xs = collect_assoc "mul_real" [] ts in
pp_flow fmt "1.0" "*" fpp_term xs
| Fol.Tapp ("div_real", [a;b]) ->
fprintf fmt "@[<hov 1>(%a@,/%a)@]" fpp_term a fpp_term b
| Fol.Taccess(a,k) ->
Format.fprintf fmt "@[<hv 2>%a[%a]@]" fpp_term a fpp_term k
| Fol.Tupdate(a,k,b) ->
Format.fprintf fmt "@[<hv 2>%a[%a@,<-%a]@]"
fpp_term a fpp_term k fpp_term b
| Fol.Tgetfield(f,r) ->
Format.fprintf fmt "@[<hv 2>%s(%a)@]" (get_field f) fpp_term r
| Fol.Tsetfield(f,r,v) ->
Format.fprintf fmt "@[<hv 2>%s(%a,%a)@]" (set_field f) fpp_term r fpp_term v
| Fol.Tapp (id, t::ts) ->
fprintf fmt "@[<hov 2>%s(@,%a" id fpp_term t ;
List.iter (fun t -> fprintf fmt ",@,%a" fpp_term t) ts ;
fprintf fmt ")@]"
| Fol.Tlet (x,v,t) ->
fprintf fmt "(@[<hov 0>let %a=%a in@ %a@])"
pp_var x fpp_term v fpp_term t