Logic and Philosophy in the LvovWarsaw School [Paperback]

I / The Origin and Development of the LvovWarsaw School.- 1. The Rise of the LvovWarsaw School and the Periods in its Development.- 2. Kazimierz Twardowski and the Lvov Stage.- 3. The LvovWarsaw School Between the World Wars.- 4. World War II and the Post-1945 Period.- 5. The Typical Philosopher of the LvovWarsaw School.- Photographs.- II / Some Philosophical Views of Kazimierz Twardowski.- 1. Twardowski and the Philosophical Tradition.- 2. The Conception of Philosophy.- 3. Psychologism.- 4. Twardowski on Language.- 5. Twardowski on Truth.- 6. Analysis of the Word Nothing.- 7. Problems in the Theory of Science.- 7.1. The Concept of Reasoning.- 7.2. A Priori (Rational, Deductive) versus A Posteriori (Empirical, Inductive) Sciences.- 7.3. The Humanities.- 8. Conclusion.- III / The Conception of Philosophy in the LvovWarsaw School.- 1. ?ukasiewicz.- 2. Kotarbi?ski.- 3. Ajdukiewicz.- 4. Cze?owski.- 5. Conclusion.- IV / The Development of Logic in the LvovWarsaw School: The Warsaw School of Logic.- 1. A Concise History of Logic in the LvovWarsaw School.- 2. Sociological Comments on the Warsaw School of Logic.- 3. General Remarks on the Further Chapters on Logic in the LvovWarsaw School.- V / The Classical Sentential Calculus.- 1. ?ukasiewiczs Parenthesis-Free Symbolism and his Criteria of Construction of Logical Systems.- 2. The Functionally Complete Classical Sentential Calculus  Axiomatic Approaches.- 3. Partial Sentential Calculi.- 4. The Sentential Calculus with Variable Functors.- 5. Ja?kowskis System of Natural Deduction.- 6. The Metalogic of the Sentential Calculus.- 7. Addenda. Concluding Remarks.- VI / Non-Classical Logics.- 1. Many-Valued Logics.- 2. Modal Logic.- 3. Intuitionistic Logic.- 4. Ja?kowskis Discursive Logic.- 5. Concluding Remarks.- VII / Le?niewskis Systems.- 1. Introduction.- 2. Intuitive Formalism.- 3. Semantic Categories and Constructive Nominalism.- 4. Some Formal Properties of Le?niewskis Systems.- 5. Protothetic.- 6. Ontologyló2