Multilevel Monte Carlo analysis for optimal control of elliptic PDEs with random coefficients Ahmad Ali, Ahmad Ullmann, Elisabeth Hinze, Michael 2017 - Forschungsinformationssystem der UHH
Solving log-transformed random diffusion problems by stochastic Galerkin mixed finite element methods Ullmann, Elisabeth Powell, Catherine E. 2015 - Forschungsinformationssystem der UHH