20 Sep
                
                    2007
                
            
            
                20 Sep
                
                '07
                
            
            
            
        
    
                2:40 a.m.
            
        Hi tfoldr (-) 1 [4,3] = 4-3-(-1) = 2 A similar thing happens with foldr (/) 2 [8,2] = 8.0 I thought foldr \oplus v [] = v Any ideas? Thanks, Paul
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PR Stanley