Today:
-  Announcements
	
	-  I'm collecting 5.3 homework today.
	
 -  I'm returning 5.2 homework:
		
		-  13
		
 -  14 -- I think that this is a really interesting exercise,
			since it shows us how to write an arbitrary tree with a binary
			tree representation....
		
 -  21
		
 -  48
		
 
	 
 - Last time we looked at section 6.2: Euler Paths and Hamiltonian Circuits
 - Today we'll check out section 6.3: Shortest Path and Minimal Spanning Tree
 
Links:
Website maintained by Andy Long.
Comments appreciated.