Synonyms

• Distortion
• Quasi-arithmetic mean:
  
  • Generalized Hardy-Littlewood-Polya mean
    Ben-Tal, Aharon, Abraham Charnes, and Marc Teboulle. "Entropic means." Journal of Mathematical Analysis and Applications 139.2 (1989): 537-551.
• Log partition function F:
  • free entropy (Massieu–Planck potential)