M Hamidi - Department of Mathematics, University of Payame Noor,Tehran, Iran
F Faraji - Department of Mathematics, University of Payame Noor,Tehran, Iran

In this paper, we apply the concept of general Krasner lefthypermodule and introduce (co) variant hom-functor as acategorical tools. In this regards, we prove some isomorphictheorems in general Krasner left hypermodules via (strong)weakR-homomorphisms.

category, isomorphic theorems, left general Krasner hypermodule