|| : description: ket1 || ket2 return |yes> if ket1 or ket2 are |yes>, |no> otherwise sometimes it is cleaner to use the or() function instead of || examples: |yes> || |yes> |yes> |no> || |yes> |yes> |no> || |no> |no> |yes> || |fish> |yes> see also: and, or, &&Home