TY - BOOK AU - Shagufta Jabeen (11520) TI - A study of roughness in rings with the help of soft set U1 - 511.322 PY - 2015/// CY - Islamabad PB - (unpublished) KW - Mathematics KW - Soft set KW - Rough set KW - Roughness KW - Rings KW - FBSH N1 - Includes bibliographical references; Department of Mathematics and Statitics Faculty of Basic Science and Humanities (FBSH) ER -