irretractable en · ADJ
Etymology
From ir- + retractable.
Meanings
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(not-comparable) Synonym of nonretractable.
A large subfamily consists of irretractable and square-free solutions.
2015, David Bachiller, Ferran Cedo, Eric Jespers, Jan Okninski, “A family of irretractable square-free solutions of the Yang-Baxter equation”, in arXiv: