Publications

• Ritesh Khan, Sivaram Ambikasaran. New Algebraic Fast Algorithms for N-body Problems in Two and Three Dimensions, Communications in Computational Physics (in press), https://arxiv.org/abs/2309.14085.
• Ritesh Khan, V.A. Kandappan, Sivaram Ambikasaran. HODLRdD: A new black-box fast algorithm for N-body problems in d-dimensions with guaranteed error bounds: Applications to integral equations and support vector machines, Journal of Computational Physics, Volume 501, 2024, 112786, https://doi.org/10.1016/j.jcp.2024.112786.

Preprints

• Sivaram Ambikasaran, Ritesh Khan, Johannes Tausch, Sihao Wang. A hybrid interpolation ACA accelerated method for parabolic boundary integral operators (under review), https://arxiv.org/abs/2408.04080.