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cs.DM2023
On the Identity and Group Problems for Complex Heisenberg Matrices
Paul C. Bell, Reino Niskanen, Igor Potapov +1
We study the Identity Problem, the problem of determining if a finitely generated semigroup of matrices contains the identity matrix; see Problem 3 (Chapter 10.3) in ``Unsolved Pro…
cs.DM2017
On the Identity Problem for the Special Linear Group and the Heisenberg Group
Sang-Ki Ko, Reino Niskanen, Igor Potapov
We study the identity problem for matrices, i.e., whether the identity matrix is in a semigroup generated by a given set of generators. In particular we consider the identity probl…