Preface to GEB's Twentieth-anniversary Edition P-1
Overview viii
List of Illustrations xiv
Words of Thanks xix
Part I GEB
Introduction: A Musico-Logical Offering 3
Three-Part Invention 29
Chapter I The MU-puzzle 33
Two-Part Invention 43
Chapter II Meaning and Form in Mathematics 46
Sonata for Unaccompanied Achilles 61
Chapter III Figure and Ground 64
Contracrostipunctus 75
Chapter IV Consistency, Completeness, and Geometry 82
Little Harmonic Labyrinth 103
Chapter V Recursive Structures and Processes 127
Canon by Intervallic Augmentation 153
Chapter VI The Location of Meaning 158
Chromatic Fantasy, And Feud 177
Chapter VII The Propositional Calculus 181
Crab Canon 199
Chapter VIII Typographical Number Theory 204
A Mu Offering 231
Chapter IX Mumon and Godel 246
Part II EGB 275
Prelude ... 285
Chapter X Levels of Description, and Computer Systems 285
... Ant Fugue 311
Chapter XI Brains and Thoughts 337
English French German Suite 366
Chapter XII Minds and Thoughts 369
Aria with Diverse Variations 391
Chapter XIII BlooP and FlooP and GlooP 406
Air on G's String 431
Chapter XIV On Formally Undecidable Propositions of TNT and Related Systems 438
Birthday Cantatatata ... 461
Chapter XV Jumping out of the System 465
Edifying Thoughts of a Tobacco Smoker 480
Chapter XVI Self-Ref and Self-Rep 495
The Magnificrab, Indeed 549
Chapter XVII Church, Turing, Tarski, and Others 559
Shrdlu, Toy of Man's Designing 586
Chapter XVIII Artificial Intelligence: Retrospects 594
Contrafactus 633
Chapter XIX Artificial Intelligence: Prospects 641
Sloth Canon 681
Chapter XX Strange Loops, Or Tangled Hierarchies 684
Six-Part Ricercar 720
Notes 743
Bibliography 746
Credits 757
Index 759

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