| author | Christian Urban <urbanc@in.tum.de> |
| Sat, 16 Jun 2018 20:55:51 +0100 | |
| changeset 185 | 5ab45f3fee1c |
| parent 168 | 03530cb87cd0 |
| 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)