My name is Gary Drocella, age 23, and got my BA in comp. sci. at University 
of Maryland College Park.  I am reading a book for fun on my spare time
Multidimensional and Metric Data Structures by Hanan Samet.   They are 
talking about range trees, and they claim that a 1-dimensional range search
for [B:E] is O(lg(N) + F) where N is number of nodes and F is number of 
points found, which makes sense because it's a binary tree.  Then for 
higher 
spatial dimensions d; it becomes (O(lg(N)^d + F)
 
What I don't understand is they also claim that the 1d structure only takes 
O(N) space.  To me this is to low for a balanced binary tree where their 
are already
N leaf nodes and I internal nodes.  But as I'm explaining this I think I 
figured it out, but someone can just to make sure this is correct.  So we 
have total space
 
Total Space = N + I = (N + lg(N)) in O(N) 
 
Thanks for your remarks.

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