机构:
Jazan Univ, Coll Appl Ind Technol, Fac Sci, Dept Chem, Jazan POB 2097, Jazan, Saudi ArabiaJazan Univ, Coll Appl Ind Technol, Fac Sci, Dept Chem, Jazan POB 2097, Jazan, Saudi Arabia
Hasan, Ayazul
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机构:
[1] Jazan Univ, Coll Appl Ind Technol, Fac Sci, Dept Chem, Jazan POB 2097, Jazan, Saudi Arabia
Let the QT AG-module M be the set-theoretic union of a countable collection of isotype submodules S-k of countable length. For 0 <= k < omega we prove that M is totally projective if S-k is totally projective. Certain related assertions in this direction are also presented.