Kaczor, W.J. Problems in mathematical analysis 1: real numbers, sequences and series/ W.J. Kaczor and M.T Nowak - USA: AMS, 2000. - xiv, 380 p. Real NumbersSequences of real numbersSeries of real numbers ISBN: 9780821848548 Subjects--Topical Terms: Real Numbers Dewey Class. No.: 515.076 / KAC/P