The Identity Problem for Matrix Semigroups in SL2(Z) is NP-complete
: Paul C. Bell, Mika Hirvensalo, Igor Potapov
: Philip N. Klein
: Symposium on Discrete Algorithms
: Philadelphia, PA
: 2017
: SODA '17: Proceedings of the Twenty-Eighth Annual ACM-SIAM Symposium on Discrete Algorithms
: 187
: 206
: 20
: 978-1-61197-478-2
: https://dl.acm.org/citation.cfm?id=3039699
: https://research.utu.fi/converis/portal/detail/Publication/29295283