>>I'm trying to understand a binaray tree class. In the file is this class:
>>
>>

>>// Define tree nodes
>>public class TTreeNode 
>>{
>>   public string name;
>>   public double value; 
>>   public TTreeNode left, right;        // <-- What is this??
>>       
>>    // Constructor to create a single node 
>>	public TTreeNode (string name, double d) 
>>    {
>>          this.name = name;
>>          value = d;
>>          left = null;
>>          right = null;
>>    }
>>}
>>

>>
>>See comment in line. I don't understand that syntax.
>
>The TTreeNode class has left and right pointers of the same class.

Hi,

public TTreeNode left, right;

is just a shortcut for :

 public TTreeNode left;
public TTreeNode right;

i.e. just declaring two TTreeNode objects....
HTH,
Viv