Time and Relational Theory, 2nd Edition

Dedication

We would like to dedicate this book to the innocent victims who died on September 11th, 2001, and during the weeks, months, and years thereafter

—C. J. Date, Hugh Darwen, Nikos A. Lorentzos

Also to my friends in the Healdsburg Peace Project— still keeping the faith after all these years

—C. J. Date

And to the memory of my friend Adrian Larner, who had such a huge influence on my database thinking

—Hugh Darwen

And to the memory of my father, Antonios

—Nikos A. Lorentzos

What, then, is time? I know well enough what it is, provided that nobody asks me; but if I am asked what it is and try to explain, I am baffled.

—Saint Augustine of ...