# Neumann–Poincaré operator

> non-self-adjoint compact operator used to solve boundary value problems for the Laplacian

**Wikidata**: [Q7001957](https://www.wikidata.org/wiki/Q7001957)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Neumann–Poincaré_operator)  
**Source**: https://4ort.xyz/entity/neumann-poincar-operator