Taisuke Sato, Yoshitaka Kameya. Negation Elimination for Finite PCFGs. In Sandro Etalle, editor, Logic Based Program Synthesis and Transformation, 14th International Symposium, LOPSTR 2004, Verona, Italy, August 26-28, 2004, Revised Selected Papers. Volume 3573 of Lecture Notes in Computer Science, pages 117-132, Springer, 2004. [doi]
Abstract is missing.