/****************************************************************************/
/* (C) Copyright 1993 Universidade Estadual de Campinas (UNICAMP)           */
/*                    Campinas, SP, Brazil                                  */
/*                                                                          */
/* This file can be freely distributed, modified, and used for any          */
/*   non-commercial purpose, provided that this copyright and authorship    */
/*   notice be included in any copy or derived version of this file.        */
/*                                                                          */
/* DISCLAIMER: This software is offered ``as is'', without any guarantee    */
/*   as to fitness for any particular purpose.  Neither the copyright       */
/*   holder nor the authors or their employers can be held responsible for  */
/*   any damages that may result from its use.                              */
/****************************************************************************/

/* 
  Preamble for tracing zeros of a binary function with a 2d-tree.
*/

#include "aaquad.h"
#include <aa.h>
#include <ia.h>
#include <flt.h>
#include <js.h>
#include <math.h>
#include <ioprotos.h>
#include <stdio.h>

/*** INTERNAL PROTOTYPES ***/

int main(void);

Float aat_f_flt (Float x, Float y);
Interval aat_f_ia (Interval x, Interval y);
AAP aat_f_aa (AAP x, AAP y);
extern char *aat_fname;
extern char *aat_ftag;
extern Interval aat_fxd, aat_fyd;