14 Jul
                
                    2009
                
            
            
                14 Jul
                
                '09
                
            
            
            
        
    
                12:51 p.m.
            
        Dear Gergely, Okasaki's "Purely Functional Data Structures" is a treasure trove of interesting things to demonstrate Haskell on. Especially the data structures based on numerical representations (skew binary numbers and so on) appealed to my mathematical side. Matthias.