Primal-Circular Substitutions -- On the Group of Transformations of Classical Types of Seventh Chords -- Pairwise Well-Formed Modes and Transformations -- Homometry in the Dihedral Groups: Lifting Sets from Zn to Dn -- A Symmetric Quantum Theory of Modulation in Z20 -- Almost Difference Sets in Transformational Music Theory -- Algebra of Harmony -- Developing Software for Dancing Tango in Compأ،s -- Using Inharmonic Strings in Musical Instruments -- Real-Time Compositional Procedures for Mediated Soloist-Ensemble Interaction: The Comprovisador -- Strange Symmetries -- Interval Content vs. DFT
