ISBN ? (US hbk),,, 0-450-50253-X (UK pbk, 1989)

Introduction by Rudy Rucker;

"1 to 999" by Isaac Asimov,

"Four Brands of Impossible" by Norman Kagan,

"Tangents" by Greg Bear,

"A New Golden Age" by Rudy Rucker
(written in Heidelberg, Fall 1979... originally published in The Randolph-Macon Woman's College Alumnae Bulletin , Summer 1981... reprinted in the collection The 57th Franz Kafka , 1983... reissued in the anthology Mathenauts , Arbor House, US, 1987... and in the collection Transreal! , WCS Books, US, 1991)

"Professor and Colonel" by Ruth Berman,

"The Maxwell Equations" by Anatoly Dnieprov,

"Left or Right?" by Martin Gardner,

"Immune Dreams" by Ian Watson,

"Forbidden Knowledge" by Kathryn Cramer,

"Godol's Doom" by George Zebrowski,

"The Tale of Happiton" by Douglas Hofstadter,

"The Fingle Fiasco" by Don Sakers,

"Convergent Series" by Larry Niven,

"No-Sided Professor" by Martin Gardner,

"Euclid Alone" by William F.Orr,

"Love Comes to the Middleman" by Marc Laidlaw,

"Miss Mouse and the Fourth Dimension" by Robert Sheckley,

"The Feeling of Power" by Isaac Asimov,

"Cubeworld" by Henry H.Gross,

"Scematic Man" by Fredrik Pohl,

"Time's Rub" by Gregory Benford,

"Message Found in a Copy of Flatland " by Rudy Rucker
(written in Lynchburg, Summer 1982... originally published in the collection The 57th Franz Kafka , 1983... reissued in the anthology Mathenauts , Arbor House, US, 1987... and in the collection Transreal! , WCS Books, US, 1991)

"The Mathenauts" by Norman Kagan.