X-Nico

2 unusual facts about Freeman Dyson


Circular ensemble

In the theory of random matrices, the circular ensembles are measures on spaces of unitary matrices introduced by Freeman Dyson as modifications of the Gaussian matrix ensembles.

David Brower

Most notably of Brower's children, Kenneth Brower would go on to author a number of books, most notably The Starship and the Canoe about Freeman Dyson and his son George Dyson.


Great Mambo Chicken and the Transhuman Condition: Science Slightly over the Edge

The book emphasizes the personality and projects of Robert Truax, Eric Drexler, Gerard K. O'Neill, Chris Langton, Freeman Dyson, Hans Moravec, Ralph Merkle, Robert Forward, Keith Henson, Carolyn Meinel, Gary Hudson, Saul Kent, and a number of others.

Oldstone Conference

There were 24 participants; new participants were Robert Christie, Freeman Dyson (whose writings explained Feynman’s ideas), George Placzek, and Hideki Yukawa.

Schwinger–Dyson equation

The Schwinger–Dyson equations (SDEs), also known as the Dyson–Schwinger equations, named after Julian Schwinger and Freeman Dyson, are general relations between Green functions in quantum field theories (QFTs).

William Happer

Happer, G. J. MacDonald, C. E. Max, and F. J. Dyson, "Atmospheric-turbulence compensation by resonant optical backscattering from the sodium layer in the upper atmosphere," J. Opt.


see also

Dyson tree

The video game Dyson (now called Eufloria to avoid confusion with Dyson vacuum cleaners) got its name and idea from Freeman Dyson's Dyson Tree hypothesis.