Preface		vii
Chronology of Events		ix
Introduction: From Gryphons to Gravity		1
Scene 1: The Mock Turtle's Education
Scene 2: Humpty Dumpty's Cravat
Scene 3: Alice's Examination
Scene 4: What's in a Name?
Scene 5: The Beaver's Lesson
Scene 6: Map-making
Scene 7: Fortunatus's Purse
Scene 8: A Question of Gravity
Fit the First: The Children of the North		21
Daresbury
Croft
Richmond
Rugby
Marking Time
Fit the Second: Uppe toe mine Eyes yn Worke		39
An Oxford Undergraduate
A Trio of Examinations: Responsions, Moderations, Finals
Fit the Third: Successes and Failures		53
The Senior Scholarship
College Teaching
A New Appointment
A Spot of Schoolteaching
Dodgson as a Teacher
Poems and Photographs
Ciphers
Fit the Fourth: ...in the Second Book of Euclid		81
Here's Looking at Euclid
Dodgson's Pamphlets
The Dynamics of a Parti-cle
The Euclid Debate
Euclid and his Modern Rivals
Dodgson's Hexagon
Squaring the Circle
Fit the Fifth: Send Me the Next Book...		101
Dodgson the Deacon
More Pamphlets
Letters to Child-friends
An Algebra Lesson: The Algebraic Geometry of the Plane, Determinants, The Algebraic Geometry of Three-dimensional Space, Dodgson's 'Method of Condensation'
Dodgson's Determinants
University Whimsy
Fit the Sixth: Meat-safes, Majorities and Memory		129
College Life
Voting in Elections
Memoria Technica
Endings and Beginnings
Lawn Tennis Tournaments
Parliamentary Representation
Fit the Seventh: Puzzles, Problems and Paradoxes		149
A Tangled Tale
Carroll's Puzzles: Arithmetical Puzzles, Geometrical Puzzles, River-crossing Puzzles
Other Recreations: The Number 42, Finding the Day of the Week, Colouring Maps, The Monkey and the Weight, Every Triangle is Isosceles, A Symmetric Poem
Fit the Eighth: That's Logic		171
Prim Misses and Sillygisms
The Game of Logic
Symbolic Logic
Venn, Carroll and Churchill
Logic Puzzles and Paradoxes
What the Tortoise Said to Achilles
Conclusion: Math and Aftermath		199
Pillow-Problems
Sums of Squares
Number-guessing
Divisibility
Right-angled Triangles
Epilogue
Notes and References		210
Acknowledgements and Picture Credits		231
Index		233