Table of Contents

• Introductory Abstract
  • Challenges in Defining Deontic Logic (Supplementary Document)
• 1. Informal Preliminaries and Background
  • 1.1 Some Informal Rudiments of Alethic Modal Logic
  • 1.2 The Traditional Scheme and the Modal Analogies
  • 1.3 Toward Deontic Logic Proper
    • (Deontic Wffs)
  • 1.4 The Fundamental Presupposition of the Traditional Scheme
• 2. Standard Deontic Logic
  • 2.1 Standard Syntax
    • (von Wright's 1951 System and SDL)
    • (Alternative Axiomatization of SDL)
  • 2.2 Standard Semantics
    • (Kripke-Style Semantics for SDL)
    • (Two Counter-Models Regarding Additions to SDL)
• 3. The Andersonian-Kangerian Reduction
  • 3.1 Standard Syntax
    • (Two Simple Proofs in Kd)
    • (SDL Containment Proof)
    • (Determinism and Deontic Collapse in the Classic A-K Framework)
  • 3.2 Standard Semantics
    • (Kripke-Style Semantics for Kd)
• 4. Challenges to Standard Deontic Logics
  • 4.1 A Puzzle Centering around the Very Idea of a Deontic Logic
    • Jorgesson’s Dilemma
  • 4.2 A Problem Centering Around NEC
    • (The Logical Necessity of Obligations Problem)
  • 4.3 Puzzles Centering Around RM
    • Free Choice Permission Paradox
    • (The Violability Puzzle)
    • Ross's Paradox
    • The Good Samaritan Paradox
      • (The Paradox of Epistemic Obligation)
  • 4.4 Puzzles Centering Around NC, OD and Analogues
    • Sartre's Dilemma
    • (A Puzzle Surrounding Kant's Law)
    • (Collapse of Conflicts and Impossible Obligations)
    • Plato's Dilemma
  • 4.5 Puzzles Centering Around Deontic Conditionals
    • (The Paradox of Derived Obligation/Commitment)
    • Contrary-to-Duty (or Chisholm’s) Paradox
      • (A Bit More on Chisholm's Paradox)
    • The Paradox of the Gentle Murder
  • 4.6 Problems Surrounding (Normative) Expressive Inadequacies of SDL
    • The Normative Gaps Puzzle
    • Urmson's Puzzle—Indifference versus Optionality
    • The Supererogation Problem
    • The Must versus Ought Dilemma
    • The Least You Can Do Problem
    • (A Framework for Common Sense Morality in Non-Conflict Contexts)
  • 4.7 Agency in Deontic Contexts
    • The Jurisdictional Puzzle and the Need for Agency
    • A Simple Kangerian Agency Framework
      • (Inaction versus Refraining/Forebearing)
    • The Meinong-Chisholm Reduction: A Simple Recipe for Agential Obligations
    • A Glimpse at the Theory of Normative Positions
    • (Deontic Compliments)
    • An Obligation Fulfillment Dilemma
    • (The Leakage Problem)
  • 4.8 Challenges regarding Obligation, Change and Time
• 5. Conclusion
• Bibliography
• Other Internet Resources
• Related Entries

Return to Deontic Logic.