fromSmallIntegerCoefficients()

void M2::ARingGFFlint::fromSmallIntegerCoefficients	(	ElementType &	result,
		const std::vector< long > &	poly ) const

Definition at line 86 of file aring-gf-flint.cpp.

{
  fq_nmod_t f;
 
  fq_nmod_init(f, mBigContext);
 
#if 0
    printf("input = ");
    for (long i=0; i<poly.size(); i++)
      printf("%ld ", poly[i]);
    printf("\n");
#endif
  for (long i = poly.size() - 1; i >= 0; i--)
    {
      long a = poly[i];
      if (a == 0) continue;
      if (a < 0) a += characteristic();
      nmod_poly_set_coeff_ui(f, i, a);
    }
#if 0
    printf("  result before reduction = ");
    fq_nmod_print_pretty(f, mBigContext);
    printf("\n");
#endif
  fq_nmod_reduce(f, mBigContext);
#if 0
    printf("  result = ");
    fq_nmod_print_pretty(f, mBigContext);
    printf("\n");
#endif
  fq_zech_set_fq_nmod(&result, f, mContext);
#if 0
    printf("  zech result = %lu", result.value);
    printf("\n");
#endif
  fq_nmod_clear(f, mBigContext);
}

References characteristic(), mBigContext, mContext, and result().

Referenced by promote(), random(), and set_var().