BOOLEAN
| Date | Clue |
|---|---|
| 2026-08-05 | With 54-Across, math that underpins computer logic |
| 2017-12-11 | Kind of logic in which all values are either true or false |
| 2014-05-04 | Kind of algebra |
| 2011-09-30 | Like some Internet searches |
| 2005-03-19 | Kind of algebra |
| 2001-09-23 | Like some algebra |
| 2001-06-01 | Like some computer searches |
| 1994-07-17 | Kind of algebra |