Boolean
adjective /ˈbuːliən/
/ˈbuːliən/
(mathematics- connected with a system, used especially in computing and electronics, that uses only the numbers 1 (to show something is true) and 0 (to show something is false)
布尔逻辑体系的（分别以 1 和 0 代指是和非） 词源mid 19th cent.: from the name of G. Boole (1815-64), an English mathematician + -an.