TY - BOOK AU - Campbell,Connie M. TI - Introduction to advanced mathematics: a guide to understanding proofs SN - 0547165382 (pbk.) AV - QA9.54 .C36 2012 U1 - 511.3 22 PY - 2012/// CY - Boston, MA PB - Brooks/Cole, Cengage Learning KW - Mathematics KW - Proof theory N1 - Includes index; Logic -- Proof writing -- Sets, relations, and functions ER -