tag:blogger.com,1999:blog-6454006.post4668708062119139948..comments2024-01-16T14:32:49.175+00:00Comments on Arcane Sentiment: Clearly illicit frobnicationArcane Sentimenthttp://www.blogger.com/profile/04144052171693893368noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-6454006.post-84036612841198706432012-04-30T06:54:59.585+00:002012-04-30T06:54:59.585+00:00Modal logic has its own rules distinct from propos...Modal logic has its own rules distinct from propositional logic, that's the problem. In particular, MUST is not the negation of MUST NOT.John Cowanhttps://www.blogger.com/profile/11452247999156925669noreply@blogger.com