Fuzzy Subsets and Fuzzy Subgroups -- Fuzzy Caley's Theorem and Fuzzy Lagrange's Theorem -- Nilpotent, Commutator, and Solvable Fuzzy Subgroups -- Characterization of Certain Groups and Fuzzy Subgroups -- Free Fuzzy Subgroups and Fuzzy Subgroup Presentations -- Fuzzy Subgroups of Abelian Groups -- Direct Products of Fuzzy Subgroups and Fuzzy Cyclic Subgroups -- Equivalence of Fuzzy Subgroups of …