> 31-XX Potential theory > 31BXX Higher-dimensional theory

31B05 Harmonic, subharmonic, superharmonic functions	31B10 Integral representations, integral operators, integral equations methods	31B15 Potentials and capacities, extremal length
31B20 Boundary value and inverse problems	31B25 Boundary behavior	31B30 Biharmonic and polyharmonic equations and functions
31B35 Connections with differential equations	31B99 None of the above, but in this section

31BXX Higher-dimensional theory