works on
exponential integrators 1krylov methods 1low-rank approximation 1scientific computing 1stiff ODEs 1tensor train 1

From the 1 of 1 linked paper with an AI index.

collaborators

1 paper

math.NA2026

Adaptive Krylov Methods for Low-Rank Exponential Integrators

Rico Weigel, Tom-Christian Riemer, Martin Stoll

The paper extends exponential integrators (KIOPS and RK2EXPINT) to work directly with low‑rank tensor‑train representations, using adaptive Krylov subspace methods to efficiently s…