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Mathematical Sciences Classification System

31Axx - Two-dimensional theory

• 7
  31A05
  Harmonic, subharmonic, superharmonic functions
• 3
  31A10
  Integral representations, integral operators, integral equations methods
• 8
  31A15
  Potentials and capacity, harmonic measure, extremal length [See also 30C85]
• 2
  31A20
  Boundary behavior (theorems of Fatou type, etc.)
• 3
  31A25
  Boundary value and inverse problems
• 2
  31A30
  Biharmonic, polyharmonic functions and equations, Poisson's equation
• 1
  31A35
  Connections with differential equations
• 31A99
  None of the above, but in this section