A Formalization of the Theorem of Existence of First-Order Most General Unifiers

Andréia B. Avelar André Luiz Galdino Flávio L. C. de Moura Mauricio Ayala-Rincón A Formalization of the Theorem of Existence of First-Order Most General Unifiers LSFA 2011 63-78 http://dx.doi.org/10.4204/EPTCS.81.5 journals/corr/abs-1203-5423 db/series/eptcs/eptcs81.html#abs-1203-6160