The Propositional Logic of Avicenna

1. Front Matter

   Pages I-XIII

   PDF

2. Introduction

   1. Introduction

      • Nabil Shehaby

      Pages 1-29

3. Translation Al-Qiyās

   1. Front Matter

      Pages 201-201

      PDF

   2. Book V

      1. On Conditional Propositions and Their Types

         • Nabil Shehaby

         Pages 35-43

      2. On Separative-Conditional Propositions

         • Nabil Shehaby

         Pages 44-52

      3. On the Kinds of Combinations in Pure Conditional Propositions1 and in the Conditional Compounded of Predicative and Conditional Propositions

         • Nabil Shehaby

         Pages 53-60

      4. On Explaining the Meaning of the Universal, the Particular, the Indefinite and the Singular [Connective-]Conditional Proposition

         • Nabil Shehaby

         Pages 61-75

      5. On the Universal Negative in [Connective-]Conditional Propositions

         • Nabil Shehaby

         Pages 76-87

   3. Book VI

      1. On the Syllogisms Compounded of Connective-Conditional Propositions Arranged in Three Figures

         • Nabil Shehaby

         Pages 91-100

      2. On the Syllogisms Compounded of Connective and Separative Propositions

         • Nabil Shehaby

         Pages 101-117

      3. On the Syllogisms Compounded of Separative Propositions

         • Nabil Shehaby

         Pages 118-123

      4. On the Syllogisms Compounded of Predicative and Conditional Propositions

         • Nabil Shehaby

         Pages 124-137

      5. On the Three Figures of the Syllogisms Compounded of a Predicative and a Conditional Proposition where the Predicative Shares [Either its Subject or its Predicate] with [the Subject or the Predicate] of the Antecedent (of the Conditional Proposition)

         • Nabil Shehaby

         Pages 138-151

      6. On the Three Figures of the Divided Syllogism

         • Nabil Shehaby

         Pages 152-160

   4. Book VII

      1. On Equipollence and Opposition Between Connective-Conditional Propositions

         • Nabil Shehaby

         Pages 163-170

      2. On the Opposition Between Separative- and Connective-Conditional Propositions and the State of Their Equipollence

         • Nabil Shehaby

         Pages 171-179

      3. On the Conversion of the Connective Proposition

         • Nabil Shehaby

         Pages 180-180

   5. Book VIII

      1. On the Definition of the Exceptive Syllogism

         • Nabil Shehaby

         Pages 183-192

      2. On the Enumeration of the Exceptive Syllogisms [Which have a Separative Conditional Premiss]

         • Nabil Shehaby

         Pages 193-199

   6. Book IX

      1. On Explaining that Exceptive Syllogisms Cannot be Completed Except by Conjunctive Syllogisms

         • Nabil Shehaby

         Pages 203-211

The main purpose of this work is to provide an English translation of and commentary on a recently published Arabic text dealing with con­ ditional propositions and syllogisms. The text is that of A vicenna (Abu represents his views on the subject as they were held throughout his life.

• conditional
• issue
• logic
• media
• predicative
• proposition
• reduction
• singular
• subject
• syllogism
• translation
• truth
• will

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