Dr. Abdul-Aziz Yakubu, Chair Howard University College of Arts and Sciences Department of Mathematics 204 Academic Support Building B Washington, DC 20059 (202) 806-6830
Adebukola Gbade-Oyelakin
Address Department of Mathematics Howard University Washington DC 20059 Office Room 231 Annex III 202-806-5915 e-mail: adetemigbadeoye@hotmail.com