We reformulate the classical result by Juhani Karhumäki characterizing intersections of two languages of the form { x, y} ∗∩ { u, v} ∗. We use the terminology of morphisms which allows to formulate the result in a shorter and more transparent way.
CITATION STYLE
Holub, Š. (2019). Binary Intersection Revisited. In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) (Vol. 11682 LNCS, pp. 217–225). Springer Verlag. https://doi.org/10.1007/978-3-030-28796-2_17
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