encodeBoundary()

size_t Subsets::encodeBoundary	(	size_t	index,
		const Subset &	a )

Definition at line 80 of file comb.cpp.

{
  assert(a.size() <= mMaxSubsetSize);
  assert(isValid(a));
 
  size_t result = 0;
 
  for (size_t i = 0; i < e; i++) result += binom(a[i], i + 1);
 
  for (size_t i = e + 1; i < a.size(); i++) result += binom(a[i], i);
 
  return result;
}

References binom(), isValid(), mMaxSubsetSize, and result().

Referenced by Matrix::koszul(), and TEST().