/usr/include/singular/singular/kernel/GBEngine/ringgb.h is in libsingular4-dev-common 1:4.1.0-p3+ds-2build1.
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* Computer Algebra System SINGULAR *
****************************************/
/*
* ABSTRACT: ringgb interface
*/
#ifndef RINGGB_HEADER
#define RINGGB_HEADER
// #include <kernel/mod2.h>
#ifdef HAVE_RINGS
#include <kernel/polys.h>
poly ringNF(poly f, ideal G, ring r);
poly plain_spoly(poly f, poly g);
int testGB(ideal I, ideal GI);
poly reduce_poly_fct(poly p, ring r);
poly ringRedNF(poly f, ideal G, ring r);
#endif
#endif
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