| author | Christian Urban <christian.urban@kcl.ac.uk> |
| Sun, 15 Jan 2023 10:31:30 +0000 | |
| changeset 460 | 39ec5c112312 |
| parent 424 | daf561a83ba6 |
| child 463 | 0315d9983cd0 |
| permissions | -rw-r--r-- |
import M3._ assert(nullable(ZERO) == false) assert(nullable(ONE) == true) assert(nullable(CHAR('a')) == false) assert(nullable(ZERO | ONE) == true) assert(nullable(ZERO | CHAR('a')) == false) assert(nullable(ONE ~ ONE) == true) assert(nullable(ONE ~ CHAR('a')) == false) assert(nullable(STAR(ZERO)) == true)