encode()

size_t Subsets::encode

(

const Subset &

a

)

Definition at line 66 of file comb.cpp.

{
  // Subsets should be an ascending sequence of ints, all in the range
  // 0..mNumElements-1
  assert(a.size() <= mMaxSubsetSize);
  assert(isValid(a));
 
  size_t result = 0;
 
  for (size_t i = 0; i < a.size(); i++) result += binom(a[i], i + 1);
 
  return result;
}

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

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