public bool TryGetValue(TRowKey rowKey, out TValue value)
{
//A matrix gives an error if you ask for a key it doesn't know.
//A dictionary does not.
if (!_matrix.ContainsRowAndColKeys(rowKey, _colKey))
{
value = default(TValue);
return(false);
}
return(_matrix.TryGetValue(rowKey, _colKey, out value));
}
