ResearchBenchmarksOperator Learning on 2-D Poisson ellipticFollow1.09Mean Relative L2 ErrorFEDONet1.07721.16361.251.3364Sep 15, 2025Evaluation ResultsMethodMethodLinksMean Relative L2 ErrorImprovement (%)FEDONet2025.091.0922.7DeepONet2025.091.41—