Posthumous Writings

This volume contains all of Frege's extant unpublished writings on philosophy and logic other than his correspondence, written at various stages of his career. Translators' Preface VI

History of the Frege Nachlaß and the Basis for this Edition IX

Gottlob Frege, Posthumous Writings 1

Logic 9

Boole's logical Calculus and the Concept-script 47

Boole's logical Formula-language and my Concept-script (Dialogue with Pünjer on Existence] 53

|Draft towards a Review of Cantor's Gesammelte Abhandlungen zur Lehre vom Transfiniten 68

On the Concept of Number 72

On Concept and Object 87

Comments on Sense and Meaning! 118

Logic 126

The Argument for my stricter Canons of Definition Logical Defects in Mathematics 152

On Euclidean Geometry 167

(Frege's Notes on Hilbert's 'Grundlagen der Geometrie'] 170

117 Key Sentences on Logic] 174

On Schoenfliess: Die Logischen Paradoxien der Mengeniehre 176

What may I regard as the Result of my Work? 184

Introduction to Logic 185

A brief Survey of my logical Doctrines 197

Logic in Mathematics 203

My basic logical Insights 251

Notes for Ludwig Darmstaedterl 253

Logical Generality 258

Diary Entries on the Concept of Number] 263

Number 265

Sources of Knowledge of Mathematics and the mathematical natural Sciences 267

Numbers and Arithmetic 275

A new Attempt at a Foundation for Arithmetic 278

Index 282

Friedrich Ludwig Gottlob Frege was a German philosopher, logician, and mathematician. He is understood by many to be the father of analytic philosophy, concentrating on the philosophy of language and mathematics. P. Long is the author of Posthumous Writings, published by Wiley.