/*****************************************************************************
**
** nq.h NQ Werner Nickel
** nickel@mathematik.tu-darmstadt.de
*/
/*
** This include file contains the declarations of data structures that
** build a polycyclic presentation.
*/
#ifndef NQ_H
#define NQ_H
#include <stdio.h>
#include <string.h>
#include "config.h"
#include "system.h"
/*
** This variable indicates whether GAP output should be produced.
*/
extern int Gap;
/*
** This variable indicates whether the relation matrix for each factor
** of the lower central series is to be written to file.
*/
extern int AbelianInv;
/*
** This variable switches the verbose mode on.
*/
extern int Verbose;
/*
** The input file name. Used in some routines to build a file name for
** output.
*/
extern const char *InputFile;
#include "mem.h"
#include "genexp.h"
#include "pc.h"
#include "pcarith.h"
#include "collect.h"
#include "macro.h"
extern int *Dimension;
extern word *Generators;
/*
** The data structures used for the integer triagonalization.
*/
extern long NrRows;
extern long NrCols;
extern long *Heads;
/*
** Functions manipulating words.
** Defined in word.c.
*/
extern void printWord(word w, char c);
extern void printGen(gen g, char c);
/*
** Early stopping criterion.
*/
extern int EarlyStop;
/* TODO: Misc decls */
extern void SetupCommuteList(void); /* from addgen.c */
extern void SetupCommute2List(void); /* from addgen.c */
extern void SetupNrPcGensList(void); /* from addgen.c */
extern void AddGenerators(void); /* from addgen.c */
extern void printEv(expvec ev); /* from consistency.c */
extern void Consistency(void); /* from consistency.c */
extern void ElimGenerators(void); /* from eliminate.c */
extern long appendExpVector(gen k, expvec ev, word w, gen *renumber); /* from eliminate.c */
extern void PrintRawGapPcPres(void); /* from gap.c */
extern void Tails(void); /* from tails.c */
extern void InitTrMetAb(int t); /* from trmetab.c */
extern void EvalTrMetAb(void); /* from trmetab.c */
#endif
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