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April 15, 2018 17:21
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SICP 1.9 final
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| A | |
| (+ 4 5) | |
| ((if (= 4 0) 5 (inc (+ (dec 4) 5)))) | |
| (inc (+ (dec 4) 5)) | |
| (inc (+ 3 5)) | |
| (inc (inc (+ 2 5) | |
| (inc (inc (inc (+ 1 5) | |
| (inc (inc (inc (inc (+ 0 5) | |
| (inc (inc (inc (inc 5)))) | |
| 9 | |
| This is a linear recursion | |
| B | |
| (+ 4 5) | |
| (if (= 4 0) 5 (+ (dec 4) (inc 5))) | |
| (+ (dec 4) (inc 5)) | |
| (+ (dec 4) 6) | |
| (+ 3 6) | |
| (+ 2 7) | |
| (+1 8) | |
| This is a linear itereation | |
| the above repeats the process for (+ 3 6) then (+ 2 7) then (+ 1 8) then 9 |
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