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cs.CC2024★ 1 cited
Characterizing and Testing Principal Minor Equivalence of Matrices
Abhranil Chatterjee, Sumanta Ghosh, Rohit Gurjar +1
Two matrices are said to be principal minor equivalent if they have equal corresponding principal minors of all orders. We give a characterization of principal minor equivalence an…
cs.CC2024
Trading Determinism for Noncommutativity in Edmonds' Problem
V. Arvind, Abhranil Chatterjee, Partha Mukhopadhyay
Let be a partitioned set of variables such that the variables in each part are noncommuting but for any , the variables $x\in…