Mathematical Logic Carnap R Meaning and Necessity. A Study in Semantics and Mo
I.THEMETHODOFEXTENSIONANDINTENSIONi
1.PreliminaryExplanations2
2.L-Concepts7
3.EquivalenceandL-Equivalence13
4.ClassesandProperties16
5.ExtensionsandIntensions23
6.ExtensionsandIntensionsofSentences25
7.IndividualDescriptions32
8.Frege'sMethodforDescriptions35
9
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