Created
June 23, 2010 18:08
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| (defconstrainedfn sqr | |
| "Squares a number" | |
| [n] | |
| :requires | |
| (number? n) | |
| (not= 0 n) | |
| :ensures | |
| (pos? %) | |
| :body | |
| (* n n)) |
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