Math.
a point such that every neighborhood of the point contains infinitely many points of a given set. Cf. accumulation point, strong derived set .
Math.
a point such that every neighborhood of the point contains infinitely many points of a given set. Cf. accumulation point, strong derived set .
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012