This paper describes an exegetical puzzle that lies at the heart of Frege’s writings—how to reconcile his logicism with definitions and claims about definitions. It also reviews two interpretations try resolve this puzzle: “explicative interpretation” “analysis interpretation.” defends explicative interpretation critiques careful sophisticated defenses analysis given by Michael Dummett Patricia...

Abstract Mountains are rugged structures in the landscape that difficult to delineate. Given they host an overproportional fraction of biodiversity high ecological and conservational value, conventions on what is mountainous not need. This short communication aims at explaining differences among various popular mountain definitions. Defining terrain key for global assessments plant species rich...

Abstract The intention of this chapter is to give insight into the properties and peculiarities stable isotopes bioelements. Following an overview about terminology ʻtechnical jargonʼ used in isotope sciences, methods calculate express isotopic abundances are presented. Subsequently, a short description physicochemical basis equilibrium kinetic (mass-dependent) effects (EIEs KIEs) as origin fra...