| author | Christian Urban <urbanc@in.tum.de> |
| Fri, 22 Jun 2018 13:34:05 +0100 | |
| changeset 186 | 7f132502cb37 |
| parent 168 | bb69fdebf05a |
| permissions | -rw-r--r-- |
import CW8a._ 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)