source: git/libpolys/coeffs/rintegers.h @ d31cb91

spielwiese
Last change on this file since d31cb91 was d31cb91, checked in by Jakob Kroeker <kroeker@…>, 8 years ago
move declarations to header
  • Property mode set to 100644
File size: 826 bytes
Line 
1#ifndef RINTEGERS_H
2#define RINTEGERS_H
3/****************************************
4*  Computer Algebra System SINGULAR     *
5****************************************/
6/*
7* ABSTRACT: numbers modulo n
8*/
9#include <misc/auxiliary.h>
10#include <coeffs/coeffs.h>
11
12#ifdef HAVE_RINGS
13
14#if SI_INTEGER_VARIANT == 3
15#define SR_HDL(A) ((long)(A))
16#define SR_INT    1L
17#define INT_TO_SR(INT)  ((number) (((long)INT << 2) + SR_INT))
18#define SR_TO_INT(SR)   (((long)SR) >> 2)
19#define n_Z_IS_SMALL(A)     (SR_HDL(A) & SR_INT)
20#define INT_IS_SMALL(A) ( ((A << 1) >> 1) == A )
21#endif
22
23//extern int nrzExp;
24//extern unsigned long nrzModul;
25
26BOOLEAN nrzInitChar    (coeffs r,  void * parameter);
27
28// will be reused by rmodulon.cc
29void    nrzWrite       (number a, const coeffs r);
30
31number  nrzInit        (long i, const coeffs r);
32
33#endif
34
35#endif
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