source: git/kernel/gnumpfl.h @ 61d32c

spielwiese
Last change on this file since 61d32c was a48078, checked in by Hans Schönemann <hannes@…>, 15 years ago
*hannes: bigint -> number git-svn-id: file:///usr/local/Singular/svn/trunk@11223 2c84dea3-7e68-4137-9b89-c4e89433aadc
  • Property mode set to 100644
File size: 1.2 KB
Line 
1#ifndef GMPFLOAT_H
2#define GMPFLOAT_H
3/****************************************
4*  Computer Algebra System SINGULAR     *
5****************************************/
6/* $Id: gnumpfl.h,v 1.3 2008-12-08 17:47:35 Singular Exp $ */
7/*
8* ABSTRACT: computations with GMP floating-point numbers
9*/
10#include "structs.h"
11
12BOOLEAN  ngfGreaterZero(number za);
13BOOLEAN  ngfGreater(number a, number b);
14BOOLEAN  ngfEqual(number a, number b);
15BOOLEAN  ngfIsOne(number a);
16BOOLEAN  ngfIsMOne(number a);
17BOOLEAN  ngfIsZero(number za);
18void     ngfNew(number *r);
19number   ngfInit(int i);
20int      ngfInt(number &n);
21number   ngfNeg(number za);
22number   ngfInvers(number a);
23number   ngfAdd(number la, number li);
24number   ngfSub(number la, number li);
25number   ngfMult(number a, number b);
26number   ngfDiv(number a, number b);
27void     ngfPower(number x, int exp, number *lu);
28number   ngfCopy(number a);
29number   ngf_Copy(number a, ring r);
30const char *   ngfRead (const char *s, number *a);
31void     ngfWrite(number &a);
32
33#ifdef LDEBUG
34BOOLEAN  ngfDBTest(number a, const char *f, const int l);
35#endif
36void     ngfDelete(number *a, const ring r);
37
38nMapFunc  ngfSetMap(ring src, ring dst);
39
40void setGMPFloatDigits( size_t digits, size_t rest );
41number ngfMapQ(number from);
42#endif
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