A. M. Childs, Su, Y., Tran, M. C., Wiebe, N., and Zhu, S.,
“Theory of Trotter Error with Commutator Scaling”,
Phys. Rev. X, vol. 11, no. 1, p. 49, 2021.
A. M. Childs and Wiebe, N.,
“Product Formulas for Exponentials of Commutators”,
Journal of Mathematical Physics, vol. 54, no. 6, p. 062202, 2013.