Elliptic PDE

Laplace, Poisson, and second-order elliptic equations; regularity theory.


foundation tier

Elliptic PDE. Laplace, Poisson, and second-order elliptic equations; regularity theory.

Foundations and canonical references

The standard treatments of elliptic pde approach the subject from complementary angles. Gilbarg, Elliptic Partial Differential Equations of Second Order (2001) is the anchor reference for the subject and lays out the core definitions, theorems, and worked examples that practitioners return to. Evans, Partial Differential Equations (2010) gives a parallel, more proof-oriented exposition of the same material and is widely used as a graduate text.

Open methodological questions for elliptic pde include sharpening the bridges between foundational theory and computational practice, extending classical results to broader or more structured settings, and integrating the techniques surveyed above with adjacent mathematical disciplines. The references listed in this page are the entry points that current work builds on.

Prerequisites

Sources

  • textbook · primary · 2001
    Elliptic Partial Differential Equations of Second Order
    gilbarg-2001, trudinger-2001
  • textbook · primary · 2010
    Partial Differential Equations
    evans-2010

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