<div>I believe Matthias has partially given you what I had hinted at. It is an excellent start.</div> <div> </div> <div>Marco</div> <div> </div> <div>P.S. I must agree that this is rather hard for a second Scheme program.<br><br> </div> <div><span class="gmail_quote">On 2/18/07, <b class="gmail_sendername">Matthias Felleisen</b> <<a href="mailto:matthias@ccs.neu.edu">matthias@ccs.neu.edu</a>> wrote:</span> <blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid"><br>On Feb 17, 2007, at 2:23 PM, trista wrote:<br><br>> The assignment is as follows:<br>><br>> Write a Scheme functin that accepts an accumulating functin <br>> (summation, product) and a list of numbers and returns the<br>> accumulation of the operation on each element of the list.  If the<br>> list '(1 2 3 4 ) was supplied and an operatin "sum" that adds two <br>> elements, the function should return the sum of the list.<br><br><br>Your assignment statement is flawed. The function should also consume<br>the identity element for the accumulation operation. (And nobody<br>should assign this as a second problem in Scheme.) -- Matthias <br><br><br><br>_________________________________________________<br>For list-related administrative tasks:<br><a href="http://list.cs.brown.edu/mailman/listinfo/plt-scheme">http://list.cs.brown.edu/mailman/listinfo/plt-scheme </a><br></blockquote></div><br>