Mathematics Branches, Topics, and Sub-Topics

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31Axx Two-dimensional potential theory

This subtopic studies two-dimensional potential theory, focusing on harmonic functions, Green functions, and boundary behavior in the plane.

Specific topics

31A05 Harmonic, subharmonic, superharmonic functions in two dimensions

Overview

31A05 studies harmonic, subharmonic, superharmonic functions in two dimensions in two-dimensional potential theory. It studies harmonic, subharmonic, and Green-theoretic phenomena in the plane, emphasizing capacity, boundary behavior, and logarithmic potentials.

Related Wikipedia Page

Two-Dimensional Potential Theory (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for harmonic, subharmonic, superharmonic functions in two dimensions
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to analyze harmonic measure, Dirichlet problems, and conformal invariants in the plane.

Applications

  • Planar harmonic analysis
  • Dirichlet and boundary value problems
  • Capacity and Green function methods

References

Recommended Textbooks

31A10 Integral representations, integral operators, integral equations methods in two dimensions

Overview

31A10 studies integral representations, integral operators, integral equations methods in two dimensions in two-dimensional potential theory. It studies harmonic, subharmonic, and Green-theoretic phenomena in the plane, emphasizing capacity, boundary behavior, and logarithmic potentials.

Related Wikipedia Page

Two-Dimensional Potential Theory (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for integral representations, integral operators, integral equations methods in two dimensions
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to analyze harmonic measure, Dirichlet problems, and conformal invariants in the plane.

Applications

  • Planar harmonic analysis
  • Dirichlet and boundary value problems
  • Capacity and Green function methods

References

Recommended Textbooks

31A15 Potentials and capacity, harmonic measure, extremal length in two dimensions

Overview

31A15 studies potentials and capacity, harmonic measure, extremal length in two dimensions in two-dimensional potential theory. It studies harmonic, subharmonic, and Green-theoretic phenomena in the plane, emphasizing capacity, boundary behavior, and logarithmic potentials.

Related Wikipedia Page

Two-Dimensional Potential Theory (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for potentials and capacity, harmonic measure, extremal length in two dimensions
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to analyze harmonic measure, Dirichlet problems, and conformal invariants in the plane.

Applications

  • Planar harmonic analysis
  • Dirichlet and boundary value problems
  • Capacity and Green function methods

References

Recommended Textbooks

31A20 Boundary behavior (theorems of Fatou type, etc.) in two dimensions

Overview

31A20 studies boundary behavior (theorems of fatou type, etc.) in two dimensions in two-dimensional potential theory. It studies harmonic, subharmonic, and Green-theoretic phenomena in the plane, emphasizing capacity, boundary behavior, and logarithmic potentials.

Related Wikipedia Page

Two-Dimensional Potential Theory (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for boundary behavior (theorems of fatou type, etc.) in two dimensions
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to analyze harmonic measure, Dirichlet problems, and conformal invariants in the plane.

Applications

  • Planar harmonic analysis
  • Dirichlet and boundary value problems
  • Capacity and Green function methods

References

Recommended Textbooks

31A25 Boundary value and inverse problems in two dimensions

Overview

31A25 studies boundary value and inverse problems in two dimensions in two-dimensional potential theory. It studies harmonic, subharmonic, and Green-theoretic phenomena in the plane, emphasizing capacity, boundary behavior, and logarithmic potentials.

Related Wikipedia Page

Two-Dimensional Potential Theory (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for boundary value and inverse problems in two dimensions
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to analyze harmonic measure, Dirichlet problems, and conformal invariants in the plane.

Applications

  • Planar harmonic analysis
  • Dirichlet and boundary value problems
  • Capacity and Green function methods

References

Recommended Textbooks

31A30 Biharmonic, polyharmonic functions and equations, Poisson's equation in two dimensions

Overview

31A30 studies biharmonic, polyharmonic functions and equations, poisson's equation in two dimensions in two-dimensional potential theory. It studies harmonic, subharmonic, and Green-theoretic phenomena in the plane, emphasizing capacity, boundary behavior, and logarithmic potentials.

Related Wikipedia Page

Two-Dimensional Potential Theory (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for biharmonic, polyharmonic functions and equations, poisson's equation in two dimensions
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to analyze harmonic measure, Dirichlet problems, and conformal invariants in the plane.

Applications

  • Planar harmonic analysis
  • Dirichlet and boundary value problems
  • Capacity and Green function methods

References

Recommended Textbooks

31A35 Connections with differential equations in two dimensions

Overview

31A35 studies connections with differential equations in two dimensions in two-dimensional potential theory. It studies harmonic, subharmonic, and Green-theoretic phenomena in the plane, emphasizing capacity, boundary behavior, and logarithmic potentials.

Related Wikipedia Page

Two-Dimensional Potential Theory (Wikipedia)

Useful Links

Key Ideas

  • Canonical formulations and representative examples for connections with differential equations in two dimensions
  • How structural, local, and computational viewpoints interact in the subject
  • Standard theorem patterns and invariants used in current research practice

Typical Uses

Used to analyze harmonic measure, Dirichlet problems, and conformal invariants in the plane.

Applications

  • Planar harmonic analysis
  • Dirichlet and boundary value problems
  • Capacity and Green function methods

References

Recommended Textbooks