A term formerly employed to denote the capacity of a set in a Euclidean space , obtained by the method of classical potential theory with the aid of the Newton potential for , or the logarithmic potential for , as distinct from the analytic capacity or capacities obtainable using other types of potentials.
Harmonic capacity. E.D. Solomentsev (originator), Encyclopedia of Mathematics. URL: http://www.encyclopediaofmath.org/index.php?title=Harmonic_capacity&oldid=17100