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Returns the knowledge that is contained in this object but that is not contained in the specified knowledge.
HRESULT Complement( ISyncKnowledge * pSyncKnowledge, ISyncKnowledge ** ppComplementedKnowledge);
[in] The knowledge to remove from this object to calculate the result of the complement operation.
[out] Returns the knowledge that is contained in this object but that is not contained in the specified knowlede..
S_OK
E_POINTER
The complement operation can be thought of conceptually as a subtraction operation. The specified knowledge is subtracted from the knowledge in this object and the result is returned.