Computing enclosures of interval linear systems, “This paper has been withdrawn” Authors Hassan El-Owny Faculty of Science, Aswan University, Aswan, Egypt. Current: CIT College, Taif University, Taif, KSA DOI: https://doi.org/10.14419/ijbas.v2i4.1350 Published: 2013-10-25 Abstract This paper has been withdrawn.