/usr/include/singular/singular/kernel/combinatorics/hutil.h is in libsingular4-dev-common 1:4.1.0-p3+ds-2build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 | #ifndef HUTIL_H
#define HUTIL_H
/****************************************
* Computer Algebra System SINGULAR *
****************************************/
/*
* ABSTRACT
*/
class intvec;
struct ip_sring ; typedef struct ip_sring * ring;
struct sip_sideal; typedef struct sip_sideal * ideal;
struct spolyrec ; typedef struct spolyrec polyrec; typedef polyrec * poly;
typedef poly * polyset;
typedef int * scmon;
typedef scmon * scfmon;
typedef int * varset;
struct monrec;
typedef struct monrec monh;
typedef monh * monp;
typedef monp * monf;
struct monrec
{
scfmon mo;
int a;
};
typedef struct sindlist indlist;
typedef indlist * indset;
struct sindlist
{
indset nx;
intvec * set;
};
#define LEN_MON (sizeof(scfmon) + sizeof(int))
extern omBin indlist_bin;
extern scfmon hexist, hstc, hrad, hwork;
extern scmon hpure, hpur0;
extern varset hvar, hsel;
extern int hNexist, hNstc, hNrad, hNvar, hNpure;
extern monf stcmem, radmem;
extern int hisModule;
extern monf stcmem, radmem;
extern indset ISet, JSet;
extern int hCo, hMu, hMu2;
void hDelete(scfmon ev, int ev_length);
void hComp(scfmon exist, int Nexist, int ak, scfmon stc, int * Nstc);
void hSupp(scfmon stc, int Nstc, varset var, int * Nvar);
void hOrdSupp(scfmon stc, int Nstc, varset var, int Nvar);
void hStaircase(scfmon stc, int * Nstc, varset var, int Nvar);
void hRadical(scfmon rad, int * Nrad, int Nvar);
void hLexS(scfmon stc, int Nstc, varset var, int Nvar);
void hLexR(scfmon rad, int Nrad, varset var, int Nvar);
void hPure(scfmon stc, int a, int *Nstc, varset var, int Nvar,
scmon pure, int *Npure);
void hElimS(scfmon stc, int * e1, int a2, int e2,varset var, int Nvar);
void hElimR(scfmon rad, int * e1, int a2, int e2,varset var, int Nvar);
void hLex2S(scfmon stc, int e1, int a2, int e2,varset var,
int Nvar, scfmon w);
void hLex2R(scfmon rad, int e1, int a2, int e2,varset var,
int Nvar, scfmon w);
void hStepS(scfmon stc, int Nstc, varset var, int Nvar,int *a, int *x);
void hStepR(scfmon rad, int Nrad, varset var, int Nvar,int *a);
monf hCreate(int Nvar);
void hKill(monf xmem, int Nvar);
scfmon hGetmem(int lm, scfmon old, monp monmem);
scmon hGetpure(scmon p);
void hDimSolve(scmon pure, int Npure, scfmon rad, int Nrad,
varset var, int Nvar);
void hIndMult(scmon pure, int Npure, scfmon rad, int Nrad,
varset var, int Nvar);
void hIndAllMult(scmon pure, int Npure, scfmon rad, int Nrad,
varset var, int Nvar);
void hDegreeSeries(intvec *s1, intvec *s2, int *co, int *mu);
scfmon hInit(ideal S, ideal Q, int * Nexist, ring tailRing);
void slicehilb(ideal I);
void HilbertSeries_OrbitData(ideal S, int lV, bool ig, bool mgrad, bool odp);
#endif
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