dimension() [1/2]

void SchurRing::dimension	(	const int *	exp,
		mpz_t	result ) const

Definition at line 314 of file schur.cpp.

{
  int i, j;
 
  mpz_set_ui(result, 1);
  for (i = 1; i < nvars_; i++)
    for (j = i + 1; j <= nvars_; j++)
      if (exp[i] != exp[j]) mpz_mul_ui(result, result, exp[i] - exp[j] + j - i);
 
  for (i = 1; i < nvars_; i++)
    for (j = i + 1; j <= nvars_; j++)
      if (exp[i] != exp[j]) mpz_fdiv_q_ui(result, result, j - i);
}

References PolynomialRing::nvars_, and result().

Referenced by dimension(), and rawSchurDimension().