| author | Christian Urban <christian dot urban at kcl dot ac dot uk> | 
| Mon, 05 Aug 2019 20:14:06 +0100 | |
| changeset 269 | 3ef2542207c4 | 
| parent 245 | 744496a2bade | 
| child 288 | 3cd6c850c252 | 
| permissions | -rw-r--r-- | 
| 168 | 1  | 
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assert(nullable(ZERO) == false)  | 
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assert(nullable(ONE) == true)  | 
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assert(nullable(CHAR('a')) == false)
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assert(nullable(ZERO | ONE) == true)  | 
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assert(nullable(ZERO | CHAR('a')) == false)
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assert(nullable(ONE ~ ONE) == true)  | 
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assert(nullable(ONE ~ CHAR('a')) == false)
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assert(nullable(STAR(ZERO)) == true)  | 
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