1st Edition

Logic for Justice An Introduction to Formal Logic with an Emphasis on Political Reform

By Isaac Wilhelm Copyright 2023
258 Pages
by Routledge

258 Pages
by Routledge

258 Pages
by Routledge

An introductory textbook, Logic for Justice covers, in full detail, the language and semantics of both propositional logic and first-order logic. It motivates the study of those logical systems by drawing on social and political issues. Basically, Logic for Justice frames propositional logic and first-order logic as two theories of the distinction between good arguments and bad arguments. And... Read more

1. Introduction

Part I: Natural Language Arguments

2. Arguments in English
    2.1 Arguments, Reasons, and Views
    2.2 The Basics of Natural Language Arguments
    2.3 Validity and Soundness
    2.4 The Personal and Political Value of Arguments
    2.5 Problems

Part II: Propositional Logic

3. The Language of Propositional Logic
    3.1 The Formal Language
    3.2 Translation Tips
    3.3 Translating English Arguments
    3.4 Sentences of P
    3.5 Notation and Terminology
    3.6 Applications to Justice
    3.7 Problems

4. Truth and Validity in P
    4.1 Truth
    4.2 Truth for Sentences of P: Detailed Examples
    4.3 Validity
    4.4 Justifying the Definition of Validity in P
    4.5 Applications to Justice
    4.6 Problems

5. The Propositional Approach to Validity in English
    5.1 Final Definitions
    5.2 Applications to Justice
    5.3 Problems

6. Extracting Arguments
    6.1 Extraction
    6.2 Problems

Part III: Shortcomings of Propositional Logic

7. From Propositional Logic to First-Order Logic
    7.1 Shortcomings of Propositional Logic
    7.2 Problems

Part IV: First-Order Logic

8. The Language of First-Order Logic
    8.1 The Formal Language
    8.2 Translating English Arguments
    8.3 Sentences of F
    8.4 Applications to Justice
    8.5 Problems

9. Validity and Truth in F
    9.1 Proof Trees and Validity in F
    9.2 Truth in F
    9.3 Applications to Justice
    9.4 Problems

10. The First-Order Approach to Validity in English
    10.1 Final Definitions
    10.2 Applications to Justice
    10.3 Comparing Two Accounts
    10.4 Problems

Biography

Isaac Wilhelm is Assistant Professor of Philosophy at the National University of Singapore who works on metaphysics, philosophy of science, and philosophy of physics.