A New Subexpression Elimination Algorithm Using Zero-Dominant Set. - Firas Al-Hasani; Michael P. Hayes; Andrew Bainbridge-Smith (DELTA, 2011)

A Common Subexpression Elimination Tree Algorithm. - Firas Al-Hasani; Michael P. Hayes; Andrew Bainbridge-Smith (IEEE Trans. Circuits Syst. I Regul. Pap., 2013)