%0 Journal Article %A Michael Baake %A Jeremy Sumner %T On the algebra of equal-input matrices in time-inhomogeneous Markov flows %J Documenta mathematica %D 2025 %P 455-474 %V 30 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4171/dm/997/ %R 10.4171/dm/997 %F 10_4171_dm_997