TY - BOOK AU - Kaplansky, Irving AU - TI - Rings of operators U1 - 512.55 PY - 1968/// CY - New York PB - W A Benjamin KW - Mathematics KW - Number theory KW - Set theory KW - Group theory KW - Algebra KW - Probabilities KW - Linear algebra KW - Rings KW - Fields KW - Vector spaces KW - Rings and fields ER -