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Solution to 4.33. This had been difficult to get right, though conceptually it was
[sicp.git] / src / sicp / ex3_63.rkt
1 #lang racket
2
3 #|
4
5 memo-proc cannot handle recursive definitions. With the way it is defined in the question, 
6 we have a recursive 'call' to sqrt-stream and hence produced another entirely different 
7 stream whereas in the original definition, 'guesses' gets forced. 
8
9 |#