1.5 Delimitations and Limitations of the Study
For this thesis, we have the scopes and the limitations of studying which are
concerned to the previous works which are:
1.5.1 To extend the concept of mininjective modules.
1.5.2 To extend the concept of small principally quasi-injective modules and
quai-small P-injective modules.
1.5.3 To characterize the concept in 1.5.2 and find some new properties