# On the Monotonicity and Positivity of Physics-Informed Neural Networks for Highly Anisotropic Diffusion Equations

> Research article (Energies, 2022) · cited 12× · AI/ML

**Wikidata**: [openalex:W4296307128](https://www.wikidata.org/wiki/openalex:W4296307128)  
**Source**: https://4ort.xyz/entity/on-the-monotonicity-and-positivity-of-physics-informed-neural-networks-for-highly-anisotropic-diffusion-equations