One of 44 counties in Idaho, United States. County seat: Grangeville.

(algebra, ring theory) A nonzero (two-sided) ideal that contains no other nonzero two-sided ideal.

(algebra, commutative algebra, ring theory) An ideal I within a ring R that is its own radical (i.e., for any r ∈ R, if rⁿ ∈ I for some positive integer n, then r ∈ I).

Synonym of Bumfuck, Egypt

Synonym of de Moivre's formula

always the same

(chiefly in the negative) To have any knowledge (about something); have a clue. / Used other than figuratively or idiomatically: see have, first, idea.

To not know anything about something.

To not know at all. / To be mistaken; to not have a correct idea.

plural of identity document