TY - BOOK AU - Pimm,David TI - Speaking mathematically: communication in mathematics classrooms SN - 0710211333 : AV - QA11 .P585 1987 U1 - 510/.7/1 19 PY - 1987/// CY - London, New York PB - Routledge & K. Paul KW - Mathematics KW - Study and teaching KW - Mathematical notation KW - Communication in education N1 - Includes index; Bibliography: p. 208-215 ER -