2009/07/23 by Dov Gabbay, Gabbay, Dov, Karl Schlechta +2
Engineering · Social Sciences · #Economic and Social Issues #FOS: Mathematics #Logic (math.LO) #Physics and Engineering Research Articles
paper · pdf · doi:10.48550/arxiv.0907.4017
openalex publication_date 2009/07/23 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28
We investigate several technical and conceptual questions.