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Ex. 1.32: sum and product using accumulate-iter
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@ -197,6 +197,12 @@ layout: org
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result
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(iter (next a) (combiner (term a) result))))
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(iter a null-value))
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(define (sum term a next b)
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(accumulate-iter + 0 term a next b))
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(define (product term a next b)
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(accumulate-iter * 1 term a next b))
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#+END_SRC
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** Exercise 1.33
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