I work on a variety of theoretical and numerical topics in cosmology:

• cosmological N-body simulations
• galaxy clustering & bias
• primordial non-Gaussianity
• subhalos in galactic dark matter simulations

Nina Roth and Cristiano Porciani. Can we really measure fnl from the galaxy power spectrum? MNRAS: Letters, 425:L81-L85, September 2012. [MNRAS] [preprint]

Nina Roth and Cristiano Porciani. Testing standard perturbation theory and the Eulerian local biasing scheme against N-body simulations. MNRAS, 415, 829-844, July 2011. [MNRAS] [preprint]