1. On the extension of $D$-poset valued measures Creator: Riečan, Beloslav Format: bez média and svazek Type: model:article and TEXT Subject: math, $D$-posets, extension of measures, and observables in quantum mechanics Language: English Description: A variant of Alexandrov theorem is proved stating that a compact, subadditive $D$-poset valued mapping is continuous. Then the measure extension theorem is proved for MV-algebra valued measures. Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public