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Eric K. Johnson,Greta Berniere majority of the roles that are relevant when developing railway-signaling systems. Next, chapter 3 provides information related to the assessment of signaling systems, to certifications based on IEC 61508 and to the authorization of signaling systems. Chapter 4 then explains how an agile safety pl
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https://doi.org/10.1007/978-94-017-0689-6Ludwig Wittgenstein; Rudolf Carnap; interaction; logic; model theory; proof; semantic; semantics
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