Fréchet l.m.c. *-algebras, property Q, Raĭkov's criterion for symmetry, projective tensorial topology, locally \(C^*\)-algebra, non-normed topological *-algebras, V. Pták's inequality, General theory of topological algebras, topological tensor products, symmetry of the \(\pi \) -completed tensor product of two unital Fréchet l.m.c. *-algebras, Tensor products in functional analysis, symmetry of the \(\pi \) -completed tensor product of two unital, General theory of topological algebras with involution