IJPAM: Volume 16, No. 2 (2004)
Department of Mathematics
Science and Research Campus
Islamic Azad University
Abstract.The concepts of coprecovers and copreenvelopes were introduced by author and Professor Bijan-Zadeh. This paper is concerned with the existance and their main properties.
Received: June 18, 2004
AMS Subject Classification: 13D30
Key Words and Phrases: coprecovers, copreenvelopes, tor-generators.
Source: International Journal of Pure and Applied Mathematics