101 lines
3.5 KiB
OCaml
101 lines
3.5 KiB
OCaml
(***********************************************************************)
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(* *)
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(* OCaml *)
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(* *)
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(* Valerie Menissier-Morain, projet Cristal, INRIA Rocquencourt *)
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(* *)
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(* Copyright 1996 Institut National de Recherche en Informatique et *)
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(* en Automatique. All rights reserved. This file is distributed *)
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(* under the terms of the GNU Library General Public License, with *)
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(* the special exception on linking described in file ../../LICENSE. *)
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(* *)
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(***********************************************************************)
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(* $Id$ *)
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open Arith_flags;;
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let get_error_when_null_denominator () =
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!error_when_null_denominator_flag
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and set_error_when_null_denominator choice =
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error_when_null_denominator_flag := choice;;
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let get_normalize_ratio () = !normalize_ratio_flag
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and set_normalize_ratio choice = normalize_ratio_flag := choice;;
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let get_normalize_ratio_when_printing () =
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!normalize_ratio_when_printing_flag
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and set_normalize_ratio_when_printing choice =
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normalize_ratio_when_printing_flag := choice;;
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let get_floating_precision () = !floating_precision
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and set_floating_precision i = floating_precision := i;;
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let get_approx_printing () = !approx_printing_flag
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and set_approx_printing b = approx_printing_flag := b;;
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let arith_print_string s = print_string s; print_string " --> ";;
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let arith_print_bool = function
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true -> print_string "ON"
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| _ -> print_string "OFF"
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;;
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let arith_status () =
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print_newline ();
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arith_print_string
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"Normalization during computation";
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arith_print_bool (get_normalize_ratio ());
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print_newline ();
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print_string " (returned by get_normalize_ratio ())";
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print_newline ();
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print_string " (modifiable with set_normalize_ratio <your choice>)";
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print_newline ();
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print_newline ();
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arith_print_string
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"Normalization when printing";
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arith_print_bool (get_normalize_ratio_when_printing ());
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print_newline ();
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print_string
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" (returned by get_normalize_ratio_when_printing ())";
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print_newline ();
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print_string
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" (modifiable with set_normalize_ratio_when_printing <your choice>)";
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print_newline ();
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print_newline ();
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arith_print_string
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"Floating point approximation when printing rational numbers";
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arith_print_bool (get_approx_printing ());
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print_newline ();
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print_string
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" (returned by get_approx_printing ())";
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print_newline ();
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print_string
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" (modifiable with set_approx_printing <your choice>)";
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print_newline ();
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(if (get_approx_printing ())
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then (print_string " Default precision = ";
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print_int (get_floating_precision ());
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print_newline ();
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print_string " (returned by get_floating_precision ())";
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print_newline ();
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print_string
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" (modifiable with set_floating_precision <your choice>)";
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print_newline ();
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print_newline ())
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else print_newline());
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arith_print_string
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"Error when a rational denominator is null";
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arith_print_bool (get_error_when_null_denominator ());
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print_newline ();
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print_string " (returned by get_error_when_null_denominator ())";
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print_newline ();
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print_string
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" (modifiable with set_error_when_null_denominator <your choice>)";
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print_newline ()
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;;
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