Vomiting (throwing up) and diarrhea (watery stools or poop!) are often caused by a virus (a kind of germ). Although there is no medicine to cure these infections, your childâs body will get rid of the virus in a week or 10 days.
Boolean expression-Computer Definition. A statement using Boolean operators that expresses a condition that is either true or false. See Boolean search. 1  Link/Cite. 2  Home. 3  Dictionary Definitions.
Freebase (0.00 / 0 votes) Rate this definition: Boolean ring. In mathematics, a Boolean ring R is a ring for which xÂ² = x for all x in R; that is, R consists only of idempotent elements. A Boolean ring is essentially the same thing as a Boolean algebra, with ring multiplication corresponding to conjunction or meet â§, and ring addition to exclusive disjunction or symmetric difference.