TY - BOOK AU - Lagarias,C.J. AU - Lagarias,Jeffrey C. TI - The ultimate challenge :the 3x+1 problem: SN - 9780821849408 U1 - 511.315 PY - 2010/// CY - Providence, R.I. PB - American Mathematical Society KW - MATHEMATICS KW - SEQUENCES (MATHEMATICS) KW - POLYNOMIALS KW - HARMONIC ANALYSIS KW - NUMBER THEORY ER -